• Contact
  • Journal
  • Home
  • Arcade
  • Asteroids 80%
  • VectorROM
  • Site
  • Page
  • Amiga
    • Rainbow Islands
      • 1loader-dec
      • 1loader
      • boot
      • orig-boot
      • Journal
  • Arcade
    • Asteroids 80%
      • Hardware
      • RAMUse
      • Code

      • DVG
      • VectorROM

      • Journal
    • Crazy Climber 1%
      • BigSpriteGraphics.pdf
      • Buildings.pdf
      • cclimber.asm
      • CharEnc.inc
      • CrazyClimberMemoryMapInfo.pdf
      • GraphicsAndCharacterAssetInfo.pdf
      • MemoryMap.inc
    • Defender 75%
      • RAMUse
      • Hardware
      • Bank1
      • Bank2
      • Bank3
      • Bank7
      • BankFixed
      • Mapping.txt
      • SoundHardware
      • SoundRAMUse
      • SoundCode
      • Defender-Theory-Early.pdf
      • Defender-Theory-Later.pdf
      • Defender.CPU.jpg
      • Defender.ROM.B&W.jpg
      • Defender.Vid.B&W.jpg
      • SoundROM.txt
    • Frogger (Sound)
      • SoundHardware
      • SoundRAMUse
      • SoundCode

      • Hardware
      • RAMUse
      • Code

      • GFX

      • Journal
    • Galaga 5%
      • CPU1 (Main)
      • CPU2 (Secondary)
      • CPU3 (Sound)
      • GFX1 (Characters)
      • GFX2 (Sprites)
      • PROMcolors
      • PROMpaletteChar
      • PROMpaletteSprite

      • CPU1Fix

      • Journal
    • Moon Patrol 75%
      • Hardware
      • RAMUse
      • Code

      • GFX1 (Text)
      • GFX2 (Sprites)
      • GFX3 (Mountains)
      • GFX4 (Hills)
      • GFX5 (City)
      • ImageBackgroundColors
      • SpriteColors
      • SpriteColorSets
      • TextColors

      • MoonPatrolSound
      • SoundHardware
      • SoundRAMUse
      • SoundCode

      • Journal
    • Omega Race 10%
      • Hardware
      • RAMUse
      • MainBoard

      • SoundHardware
      • SoundRAMUse
      • SoundBoard

      • DVGPROM
      • VectorROM

      • Journal
    • Phoenix 90%
      • Hardware
      • RAMUse
      • Code

      • Background
      • Foreground

      • Journal

      • Scramble HHi
        • phoenixj-func-main2.pdf
        • phoenixj-func-main2.scap
        • phoenixj.asm-may2025.txt
        • phoenixj.asm-may2025.txt.pdf
    • Space Invaders
      • invaders.asm
      • Hardware
      • RAMUse
      • Code

      • Journal
    • Time Pilot (Sound)
      • SoundHardware
      • SoundRAMUse
      • SoundCode

      • Hardware
      • RAMUse
      • Code

      • Journal
    • Sea Wolf 1%
      • Hardware
      • RAMUse
      • Code

      • Journal
    • Scramble 1%
      • SoundHardware
      • SoundRAMUse
      • SoundCode

      • Journal
  • Atari2600
    • Stella (Hardware Info)
    • Asteroids 5%
      • RAMUse
      • Code

      • Journal
    • Battle Zone 1%
      • RAMUse
      • Code

      • Journal
    • Chess 1%
      • RAMUse
      • Code

      • Journal
    • Combat 10%
      • RAMUse
      • Code
      • CodePAL

      • Journal
    • Double Gap
      • Code
      • DoubleGap.asm

      • Journal
    • Entombed 1%
      • RAMUse
      • Code

      • Journal
    • ET 1%
      • RAMUse
      • Code

      • Journal
    • Burger Time 1%
      • RAMUse
      • CodeBank0
      • CodeBank1
      • CodeBank2
      • CodeBank3
      • CodeBank4
      • CodeBank5
      • CodeBank6
      • CodeBank7

      • Journal
    • Missile Command 1%
      • RAMUse
      • Code

      • Journal
    • Space Invaders 1%
      • RAMUse
      • Code

      • Journal
  • CoCo
    • Hardware
    • Early Work
    • Pyramid
      • RAMUse
      • Code

      • Journal
    • Raaka Tu
      • RAMUse
      • Code

      • Journal
    • Bedlam
      • RAMUse
      • Code

      • Journal
    • Madness & Minotaur
      • Walk Through
        • after_start.txt
        • after_start.cas
        • after_1.txt
        • after_1.cas
        • after_2.txt
        • after_2.cas
        • after_3.txt
        • after_3.cas
        • after_4.txt
        • after_4.cas
        • after_5.txt
        • after_5.cas
        • after_6.txt
        • after_6.cas
        • after_7.txt
        • after_7.cas
        • after_8.txt
        • after_8.cas
        • after_9.txt
        • after_9.cas
        • after_10.txt
        • after_10.cas
        • after_11.txt
        • after_11.cas
        • after_12.txt
        • after_12.cas
        • after_13.txt
        • after_13.cas
        • after_14.txt
        • after_14.cas
        • after_15.txt
        • after_15.cas
        • after_16.txt
        • after_16.cas
        • after_17.txt
        • after_17.cas
        • after_18.txt
        • after_18.cas
        • after_19.txt
        • after_19.cas
        • after_20.txt
        • after_20.cas
        • after_21.txt
        • after_21.cas
        • after_22.txt
        • after_22.cas
        • after_23.txt
        • after_23.cas
        • after_24.txt
        • after_24.cas
        • after_25.txt
        • after_25.cas
      • RAMUse
      • Code

      • SaveGameViewer

      • Journal
    • Mega-Bug
      • RAMUse
      • Code

      • Journal
    • Popcorn
      • RAMUse
      • Code

      • Journal
    • Daggorath
      • RAMUse
      • Code

      • Level Maps

      • Journal
    • Downland 5%
      • RAMUse
      • Code

      • Journal
    • Audio Analyzer 5%
      • RAMUse
      • Code

      • Journal
    • Doubleback
      • RAMUse
      • Code

      • Journal
  • NES
    • Zelda 5%
      • Hardware
      • RAMUse
      • Bank0
      • Bank1
      • Bank2
      • Bank3
      • Bank4
      • Bank5
      • Bank6
      • Bank7

      • Journal
    • Kid Icarus 1%
      • Hardware
      • RAMUse
      • Bank0
      • Bank1
      • Bank2
      • Bank3
      • Bank4
      • Bank5
      • Bank6
      • Bank7

      • Journal
  • Gameboy
    • Hardware
    • Link's Awakening 1%
      • RAMUse
      • Bank00
      • Bank01
      • Bank02
      • Bank03
      • Bank04
      • Bank05
      • Bank06
      • Bank07
      • Bank08
      • Bank09
      • Bank0A
      • Bank0B
      • Bank0C
      • Bank0D
      • Bank0E
      • Bank0F
      • Bank10
      • Bank11
      • Bank12
      • Bank13
      • Bank14
      • Bank15
      • Bank16
      • Bank17
      • Bank18
      • Bank19
      • Bank1A
      • Bank1B
      • Bank1C
      • Bank1D
      • Bank1E
      • Bank1F

      • Journal
    • Tetris 1%
      • RAMUse
      • Code

      • Journal
  • TRS80
    • HardwareLevel2
    • HardwareLevel1
    • HardwareDisk
    • HauntedHouse
      • RAMUse1
      • Code1
      • RAMUse2
      • Code2

      • Journal
    • Pyramid
      • RAMUse
      • Code

      • RAMUse1
      • Code1

      • Journal
    • RaakaTu
      • RAMUse
      • Code

      • Journal
    • Bedlam
      • RAMUse
      • Code

      • Journal
    • Xenos
      • RAMUse
      • Code
      • Section1
      • Section2
      • Section3
      • Section4
      • Section5
      • Section6
      • Section7
      • Section8
      • Section9
      • SSVDOBJS
      • USVDOBJS

      • Journal
  • Virus
    • Morris Worm 1%
      • Journal
    • Stoned
      • Journal

  • Tools
    • Blend
      • blend.zip

      • Journal
  • Asteroids DVG Vector ROM
  • Corrections
  • TODO
  • DVG Info
  • Test Pattern
  • Bank Error
  • Credits
  • Shrapnel Patterns
  • Rock Patterns
  • UFO
  • Player Ships
  • Lives
  • Characters
  • Messages
  • Sine lookup table

Asteroids DVG Vector ROM

OriginalBinary 035127.02 (Rev 2)

Corrections

Thanks to Sean D. Solle for pointing out mistakes in the disassembly for SVEC y= negative values. Those have been corrected.

TODO

Lots of info here about what the areas in the ROM are: http://arcarc.xmission.com/Tech/dvg.txt

Thanks to slx7R4GDZM for many fixes and discoveries here.

DVG Info

For info about the vector generator hardware and opcodes:

DVG Information

Test Pattern

Diamond pattern across screen with a parallel line pattern in the center.

1000: 80 A0 00 00     LABS  scale=00(/512)           x=0       y=128                                
1004: 00 70 00 00     VEC   scale=07(/4)   bri=0     x=0       y=0       (0.0000, 0.0000)           
1008: 00 90 FF 73     VEC   scale=09(/1)   bri=7     x=1023    y=0       (1023.0000, 0.0000)        
100C: FF 92 00 70     VEC   scale=09(/1)   bri=7     x=0       y=767     (0.0000, 767.0000)         
1010: 00 90 FF 77     VEC   scale=09(/1)   bri=7     x=-1023   y=0       (-1023.0000, 0.0000)       
1014: FF 96 00 70     VEC   scale=09(/1)   bri=7     x=0       y=-767    (0.0000, -767.0000)        
;
1018: FF 92 FF 72     VEC   scale=09(/1)   bri=7     x=767     y=767     (767.0000, 767.0000)       
101C: 00 86 00 72     VEC   scale=08(/2)   bri=7     x=512     y=-512    (256.0000, -256.0000)      
1020: FE 87 FE 77     VEC   scale=08(/2)   bri=7     x=-1022   y=-1022   (-511.0000, -511.0000)     
1024: 00 92 00 76     VEC   scale=09(/1)   bri=7     x=-512    y=512     (-512.0000, 512.0000)      
1028: FE 81 00 72     VEC   scale=08(/2)   bri=7     x=512     y=510     (256.0000, 255.0000)       
102C: FF 96 FF 72     VEC   scale=09(/1)   bri=7     x=767     y=-767    (767.0000, -767.0000)      
1030: 7F A3 FF 03     LABS  scale=00(/512)           x=1023    y=895                                
;
1034: 00 70 00 00     VEC   scale=07(/4)   bri=0     x=0       y=0       (0.0000, 0.0000)           
1038: FF 96 FF 76     VEC   scale=09(/1)   bri=7     x=-767    y=-767    (-767.0000, -767.0000)     
103C: FE 81 00 76     VEC   scale=08(/2)   bri=7     x=-512    y=510     (-256.0000, 255.0000)      
1040: 00 92 00 72     VEC   scale=09(/1)   bri=7     x=512     y=512     (512.0000, 512.0000)       
1044: FE 87 FE 73     VEC   scale=08(/2)   bri=7     x=1022    y=-1022   (511.0000, -511.0000)      
1048: 00 86 00 76     VEC   scale=08(/2)   bri=7     x=-512    y=-512    (-256.0000, -256.0000)     
104C: FF 92 FF 76     VEC   scale=09(/1)   bri=7     x=-767    y=767     (-767.0000, 767.0000)      
1050: FC A1 F4 01     LABS  scale=00(/512)           x=500     y=508                                
;
1054: 00 70 00 00     VEC   scale=07(/4)   bri=0     x=0       y=0       (0.0000, 0.0000)           
1058: DB F0           SVEC  scale=02(*8)   bri=13    x=3       y=0       (24.0000, 0.0000)          
105A: 00 F9           SVEC  scale=01(*4)   bri=0     x=0       y=1       (0.0000, 4.0000)           
105C: CF F0           SVEC  scale=02(*8)   bri=12    x=-3      y=0       (-24.0000, 0.0000)         
105E: 00 F9           SVEC  scale=01(*4)   bri=0     x=0       y=1       (0.0000, 4.0000)           
1060: BB F0           SVEC  scale=02(*8)   bri=11    x=3       y=0       (24.0000, 0.0000)          
1062: 00 F9           SVEC  scale=01(*4)   bri=0     x=0       y=1       (0.0000, 4.0000)           
1064: AF F0           SVEC  scale=02(*8)   bri=10    x=-3      y=0       (-24.0000, 0.0000)         
1066: 00 F9           SVEC  scale=01(*4)   bri=0     x=0       y=1       (0.0000, 4.0000)           
1068: 9B F0           SVEC  scale=02(*8)   bri=9     x=3       y=0       (24.0000, 0.0000)          
106A: 00 F9           SVEC  scale=01(*4)   bri=0     x=0       y=1       (0.0000, 4.0000)           
106C: 8F F0           SVEC  scale=02(*8)   bri=8     x=-3      y=0       (-24.0000, 0.0000)         
106E: 00 F9           SVEC  scale=01(*4)   bri=0     x=0       y=1       (0.0000, 4.0000)           
1070: 7B F0           SVEC  scale=02(*8)   bri=7     x=3       y=0       (24.0000, 0.0000)          
1072: 00 F9           SVEC  scale=01(*4)   bri=0     x=0       y=1       (0.0000, 4.0000)           
1074: 6F F0           SVEC  scale=02(*8)   bri=6     x=-3      y=0       (-24.0000, 0.0000)         
1076: 00 F9           SVEC  scale=01(*4)   bri=0     x=0       y=1       (0.0000, 4.0000)           
1078: 5B F0           SVEC  scale=02(*8)   bri=5     x=3       y=0       (24.0000, 0.0000)          
107A: 00 F9           SVEC  scale=01(*4)   bri=0     x=0       y=1       (0.0000, 4.0000)           
107C: 4F F0           SVEC  scale=02(*8)   bri=4     x=-3      y=0       (-24.0000, 0.0000)         
107E: 00 F9           SVEC  scale=01(*4)   bri=0     x=0       y=1       (0.0000, 4.0000)           
1080: 3B F0           SVEC  scale=02(*8)   bri=3     x=3       y=0       (24.0000, 0.0000)          
1082: 00 F9           SVEC  scale=01(*4)   bri=0     x=0       y=1       (0.0000, 4.0000)           
1084: 2F F0           SVEC  scale=02(*8)   bri=2     x=-3      y=0       (-24.0000, 0.0000)         
1086: 7C D0           RTS                                                                           

Bank Error

; In Revision 1 of this ROM, the text is: "PAGE SELECT ERROR"

; "BANK ERROR"  In this Revision 2
1088: E4 A0 5E 11     LABS  scale=01(/256)           x=350     y=228                                
108C: 00 70 00 00     VEC   scale=07(/4)   bri=0     x=0       y=0       (0.0000, 0.0000)           
1090: 80 CA           JSR   $0A80 ($1500)                                                           ;
1092: 78 CA           JSR   $0A78 ($14F0)                                                           ;
1094: D8 CA           JSR   $0AD8 ($15B0)                                                           ;
1096: C7 CA           JSR   $0AC7 ($158E)                                                           ;
1098: 2C CB           JSR   $0B2C ($1658)                                                           ;
109A: 9B CA           JSR   $0A9B ($1536)                                                           ;
109C: F3 CA           JSR   $0AF3 ($15E6)                                                           ;
109E: F3 CA           JSR   $0AF3 ($15E6)                                                           ;
10A0: DD CA           JSR   $0ADD ($15BA)                                                           ;
10A2: F3 EA           JMP   $0AF3 ($15E6)                                                           ;

Credits

; In Revision 1 of this ROM the text is "ASTEROIDS BY ATARI"

; "c 1979 ATARI INC" In this Revision 2
10A4: 80 A0 90 01     LABS  scale=00(/512)           x=400     y=128                                
10A8: 00 70 00 00     VEC   scale=07(/4)   bri=0     x=0       y=0       (0.0000, 0.0000)           
10AC: 73 F5           SVEC  scale=00(*2)   bri=7     x=3       y=-1      (6.0000, -2.0000)          
10AE: 73 F1           SVEC  scale=00(*2)   bri=7     x=3       y=1       (6.0000, 2.0000)           
10B0: 78 F1           SVEC  scale=02(*8)   bri=7     x=0       y=1       (0.0000, 8.0000)           
10B2: 77 F1           SVEC  scale=00(*2)   bri=7     x=-3      y=1       (-6.0000, 2.0000)          
10B4: 77 F5           SVEC  scale=00(*2)   bri=7     x=-3      y=-1      (-6.0000, -2.0000)         
10B6: 78 F5           SVEC  scale=02(*8)   bri=7     x=0       y=-1      (0.0000, -8.0000)          
10B8: 80 31 00 02     VEC   scale=03(/64)  bri=0     x=512     y=384     (8.0000, 6.0000)           
10BC: 75 F8           SVEC  scale=01(*4)   bri=7     x=-1      y=0       (-4.0000, 0.0000)          
10BE: 70 FD           SVEC  scale=01(*4)   bri=7     x=0       y=-1      (0.0000, -4.0000)          
10C0: 71 F8           SVEC  scale=01(*4)   bri=7     x=1       y=0       (4.0000, 0.0000)           
10C2: 02 FD           SVEC  scale=01(*4)   bri=0     x=2       y=-1      (8.0000, -4.0000)          
10C4: 2E CB           JSR   $0B2E ($165C)                                                           ;
10C6: 63 CB           JSR   $0B63 ($16C6)                                                           ;
10C8: 56 CB           JSR   $0B56 ($16AC)                                                           ;
10CA: 63 CB           JSR   $0B63 ($16C6)                                                           ;
10CC: 2C CB           JSR   $0B2C ($1658)                                                           ;
10CE: 78 CA           JSR   $0A78 ($14F0)                                                           ;
10D0: 02 CB           JSR   $0B02 ($1604)                                                           ;
10D2: 78 CA           JSR   $0A78 ($14F0)                                                           ;
10D4: F3 CA           JSR   $0AF3 ($15E6)                                                           ;
10D6: BA CA           JSR   $0ABA ($1574)                                                           ;
10D8: 2C CB           JSR   $0B2C ($1658)                                                           ;
10DA: BA CA           JSR   $0ABA ($1574)                                                           ;
10DC: D8 CA           JSR   $0AD8 ($15B0)                                                           ;
10DE: 8D EA           JMP   $0A8D ($151A)                                                           ;

; Ship Explosion
10E0: C6 FF           SVEC  scale=01(*4)   bri=12    x=-2      y=-3      (-8.0000, -12.0000)        
10E2: C1 FE           SVEC  scale=01(*4)   bri=12    x=1       y=-2      (4.0000, -8.0000)          
10E4: C3 F1           SVEC  scale=00(*2)   bri=12    x=3       y=1       (6.0000, 2.0000)           
10E6: CD F1           SVEC  scale=02(*8)   bri=12    x=-1      y=1       (-8.0000, 8.0000)          
10E8: C7 F1           SVEC  scale=00(*2)   bri=12    x=-3      y=1       (-6.0000, 2.0000)          
10EA: C1 FD           SVEC  scale=01(*4)   bri=12    x=1       y=-1      (4.0000, -4.0000)          

; Ship explosion pieces velocity (x, y)
10EC: D8 1E ; (-40,  30)
10EE: 32 EC ; ( 50, -20)
10F0: 00 C4 ; (  0, -60)
10F2: 3C 14 ; ( 60,  20)
10F4: 0A 46 ; ( 10,  70)
10F6: D8 D8 ; (-40, -40)

Shrapnel Patterns

This is used when the player's shot hits something.

Notice that all four patterns are the same just slightly spread out. This is extremely clever. You could use one pattern and vary the scale to make it look like it is spreading out. But the scale jumps are powers-of-two. These slightly-scaled patterns can be used to take up the gaps in the large scaling doubles!

; Jump table for 4
10F8: D0 C8           JSR   $08D0 ($11A0)                                                           ;
10FA: B5 C8           JSR   $08B5 ($116A)                                                           ;
10FC: 96 C8           JSR   $0896 ($112C)                                                           ;
10FE: 80 C8           JSR   $0880 ($1100)                                                           ;
;
; Shrapnel pattern 1
1100: 0D F8           SVEC  scale=03(*16)  bri=0     x=-1      y=0       (-16.0000, 0.0000)         
1102: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1104: 0D FD           SVEC  scale=03(*16)  bri=0     x=-1      y=-1      (-16.0000, -16.0000)       
1106: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1108: 09 FD           SVEC  scale=03(*16)  bri=0     x=1       y=-1      (16.0000, -16.0000)        
110A: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
110C: 0B F1           SVEC  scale=02(*8)   bri=0     x=3       y=1       (24.0000, 8.0000)          
110E: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1110: 0A F5           SVEC  scale=02(*8)   bri=0     x=2       y=-1      (16.0000, -8.0000)         
1112: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1114: 08 F9           SVEC  scale=03(*16)  bri=0     x=0       y=1       (0.0000, 16.0000)          
1116: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1118: 09 F3           SVEC  scale=02(*8)   bri=0     x=1       y=3       (8.0000, 24.0000)          
111A: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
111C: 0D F3           SVEC  scale=02(*8)   bri=0     x=-1      y=3       (-8.0000, 24.0000)         
111E: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1120: 80 54 00 06     VEC   scale=05(/16)  bri=0     x=-512    y=-128    (-32.0000, -8.0000)        
1124: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1126: 0F F1           SVEC  scale=02(*8)   bri=0     x=-3      y=1       (-24.0000, 8.0000)         
1128: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
112A: 00 D0           RTS                                                                           
;
; Shrapnel pattern 2
112C: 00 30 80 07     VEC   scale=03(/64)  bri=0     x=-896    y=0       (-14.0000, 0.0000)         
1130: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1132: 80 37 80 07     VEC   scale=03(/64)  bri=0     x=-896    y=-896    (-14.0000, -14.0000)       
1136: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1138: 80 37 80 03     VEC   scale=03(/64)  bri=0     x=896     y=-896    (14.0000, -14.0000)        
113C: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
113E: E0 40 A0 02     VEC   scale=04(/32)  bri=0     x=672     y=224     (21.0000, 7.0000)          
1142: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1144: C0 35 80 03     VEC   scale=03(/64)  bri=0     x=896     y=-448    (14.0000, -7.0000)         
1148: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
114A: 80 33 00 00     VEC   scale=03(/64)  bri=0     x=0       y=896     (0.0000, 14.0000)          
114E: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1150: A0 42 E0 00     VEC   scale=04(/32)  bri=0     x=224     y=672     (7.0000, 21.0000)          
1154: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1156: A0 42 E0 04     VEC   scale=04(/32)  bri=0     x=-224    y=672     (-7.0000, 21.0000)         
115A: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
115C: E0 44 80 07     VEC   scale=04(/32)  bri=0     x=-896    y=-224    (-28.0000, -7.0000)        
1160: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1162: E0 40 A0 06     VEC   scale=04(/32)  bri=0     x=-672    y=224     (-21.0000, 7.0000)         
1166: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1168: 00 D0           RTS                                                                           
;
; Shrapnel pattern 3
116A: 07 F8           SVEC  scale=01(*4)   bri=0     x=-3      y=0       (-12.0000, 0.0000)         
116C: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
116E: 07 FF           SVEC  scale=01(*4)   bri=0     x=-3      y=-3      (-12.0000, -12.0000)       
1170: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1172: 03 FF           SVEC  scale=01(*4)   bri=0     x=3       y=-3      (12.0000, -12.0000)        
1174: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1176: C0 40 40 02     VEC   scale=04(/32)  bri=0     x=576     y=192     (18.0000, 6.0000)          
117A: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
117C: 80 35 00 03     VEC   scale=03(/64)  bri=0     x=768     y=-384    (12.0000, -6.0000)         
1180: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1182: 00 FB           SVEC  scale=01(*4)   bri=0     x=0       y=3       (0.0000, 12.0000)          
1184: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1186: 40 42 C0 00     VEC   scale=04(/32)  bri=0     x=192     y=576     (6.0000, 18.0000)          
118A: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
118C: 40 42 C0 04     VEC   scale=04(/32)  bri=0     x=-192    y=576     (-6.0000, 18.0000)         
1190: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1192: C0 44 00 07     VEC   scale=04(/32)  bri=0     x=-768    y=-192    (-24.0000, -6.0000)        
1196: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
1198: C0 40 40 06     VEC   scale=04(/32)  bri=0     x=-576    y=192     (-18.0000, 6.0000)         
119C: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
119E: 00 D0           RTS                                                                           
;
; Shrapnel pattern 4
11A0: 00 30 80 06     VEC   scale=03(/64)  bri=0     x=-640    y=0       (-10.0000, 0.0000)         
11A4: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
11A6: 80 36 80 06     VEC   scale=03(/64)  bri=0     x=-640    y=-640    (-10.0000, -10.0000)       
11AA: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
11AC: 80 36 80 02     VEC   scale=03(/64)  bri=0     x=640     y=-640    (10.0000, -10.0000)        
11B0: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
11B2: 40 31 C0 03     VEC   scale=03(/64)  bri=0     x=960     y=320     (15.0000, 5.0000)          
11B6: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
11B8: 40 35 80 02     VEC   scale=03(/64)  bri=0     x=640     y=-320    (10.0000, -5.0000)         
11BC: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
11BE: 80 32 00 00     VEC   scale=03(/64)  bri=0     x=0       y=640     (0.0000, 10.0000)          
11C2: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
11C4: C0 33 40 01     VEC   scale=03(/64)  bri=0     x=320     y=960     (5.0000, 15.0000)          
11C8: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
11CA: C0 33 40 05     VEC   scale=03(/64)  bri=0     x=-320    y=960     (-5.0000, 15.0000)         
11CE: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
11D0: A0 44 80 06     VEC   scale=04(/32)  bri=0     x=-640    y=-160    (-20.0000, -5.0000)        
11D4: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
11D6: 40 31 C0 07     VEC   scale=03(/64)  bri=0     x=-960    y=320     (-15.0000, 5.0000)         
11DA: 78 F8           SVEC  scale=03(*16)  bri=7     x=0       y=0       (0.0000, 0.0000)           
11DC: 00 D0           RTS                                                                           

Rock Patterns

; Jump table for 4
11DE: F3 C8           JSR   $08F3 ($11E6)                                                           ;
11E0: FF C8           JSR   $08FF ($11FE)                                                           ;
11E2: 0D C9           JSR   $090D ($121A)                                                           ;
11E4: 1A C9           JSR   $091A ($1234)                                                           ;
;
; Rock Pattern 1
11E6: 08 F9           SVEC  scale=03(*16)  bri=0     x=0       y=1       (0.0000, 16.0000)          
11E8: 79 F9           SVEC  scale=03(*16)  bri=7     x=1       y=1       (16.0000, 16.0000)         
11EA: 79 FD           SVEC  scale=03(*16)  bri=7     x=1       y=-1      (16.0000, -16.0000)        
11EC: 7D F6           SVEC  scale=02(*8)   bri=7     x=-1      y=-2      (-8.0000, -16.0000)        
11EE: 79 F6           SVEC  scale=02(*8)   bri=7     x=1       y=-2      (8.0000, -16.0000)         
11F0: 8F F6           SVEC  scale=02(*8)   bri=8     x=-3      y=-2      (-24.0000, -16.0000)       
11F2: 8F F0           SVEC  scale=02(*8)   bri=8     x=-3      y=0       (-24.0000, 0.0000)         
11F4: 7D F9           SVEC  scale=03(*16)  bri=7     x=-1      y=1       (-16.0000, 16.0000)        
11F6: 78 FA           SVEC  scale=03(*16)  bri=7     x=0       y=2       (0.0000, 32.0000)          
11F8: 79 F9           SVEC  scale=03(*16)  bri=7     x=1       y=1       (16.0000, 16.0000)         
11FA: 79 FD           SVEC  scale=03(*16)  bri=7     x=1       y=-1      (16.0000, -16.0000)        
11FC: 00 D0           RTS                                                                           
;
; Rock Pattern 2
11FE: 0A F1           SVEC  scale=02(*8)   bri=0     x=2       y=1       (16.0000, 8.0000)          
1200: 7A F1           SVEC  scale=02(*8)   bri=7     x=2       y=1       (16.0000, 8.0000)          
1202: 7D F9           SVEC  scale=03(*16)  bri=7     x=-1      y=1       (-16.0000, 16.0000)        
1204: 7E F5           SVEC  scale=02(*8)   bri=7     x=-2      y=-1      (-16.0000, -8.0000)        
1206: 7E F1           SVEC  scale=02(*8)   bri=7     x=-2      y=1       (-16.0000, 8.0000)         
1208: 7D FD           SVEC  scale=03(*16)  bri=7     x=-1      y=-1      (-16.0000, -16.0000)       
120A: 79 F6           SVEC  scale=02(*8)   bri=7     x=1       y=-2      (8.0000, -16.0000)         
120C: 7D F6           SVEC  scale=02(*8)   bri=7     x=-1      y=-2      (-8.0000, -16.0000)        
120E: 79 FD           SVEC  scale=03(*16)  bri=7     x=1       y=-1      (16.0000, -16.0000)        
1210: 79 F1           SVEC  scale=02(*8)   bri=7     x=1       y=1       (8.0000, 8.0000)           
1212: 8B F5           SVEC  scale=02(*8)   bri=8     x=3       y=-1      (24.0000, -8.0000)         
1214: 8A F3           SVEC  scale=02(*8)   bri=8     x=2       y=3       (16.0000, 24.0000)         
1216: 7D F9           SVEC  scale=03(*16)  bri=7     x=-1      y=1       (-16.0000, 16.0000)        
1218: 00 D0           RTS                                                                           
;
; Rock Pattern 3
121A: 0D F8           SVEC  scale=03(*16)  bri=0     x=-1      y=0       (-16.0000, 0.0000)         
121C: 7E F5           SVEC  scale=02(*8)   bri=7     x=-2      y=-1      (-16.0000, -8.0000)        
121E: 7A F7           SVEC  scale=02(*8)   bri=7     x=2       y=-3      (16.0000, -24.0000)        
1220: 7A F3           SVEC  scale=02(*8)   bri=7     x=2       y=3       (16.0000, 24.0000)         
1222: 78 F7           SVEC  scale=02(*8)   bri=7     x=0       y=-3      (0.0000, -24.0000)         
1224: 79 F8           SVEC  scale=03(*16)  bri=7     x=1       y=0       (16.0000, 0.0000)          
1226: 7A F3           SVEC  scale=02(*8)   bri=7     x=2       y=3       (16.0000, 24.0000)         
1228: 78 F9           SVEC  scale=03(*16)  bri=7     x=0       y=1       (0.0000, 16.0000)          
122A: 7E F3           SVEC  scale=02(*8)   bri=7     x=-2      y=3       (-16.0000, 24.0000)        
122C: 7F F0           SVEC  scale=02(*8)   bri=7     x=-3      y=0       (-24.0000, 0.0000)         
122E: 7F F7           SVEC  scale=02(*8)   bri=7     x=-3      y=-3      (-24.0000, -24.0000)       
1230: 7A F5           SVEC  scale=02(*8)   bri=7     x=2       y=-1      (16.0000, -8.0000)         
1232: 00 D0           RTS                                                                           
;
; Rock Pattern 4
1234: 09 F0           SVEC  scale=02(*8)   bri=0     x=1       y=0       (8.0000, 0.0000)           
1236: 7B F1           SVEC  scale=02(*8)   bri=7     x=3       y=1       (24.0000, 8.0000)          
1238: 68 F1           SVEC  scale=02(*8)   bri=6     x=0       y=1       (0.0000, 8.0000)           
123A: 7F F2           SVEC  scale=02(*8)   bri=7     x=-3      y=2       (-24.0000, 16.0000)        
123C: 7F F0           SVEC  scale=02(*8)   bri=7     x=-3      y=0       (-24.0000, 0.0000)         
123E: 69 F6           SVEC  scale=02(*8)   bri=6     x=1       y=-2      (8.0000, -16.0000)         
1240: 7F F0           SVEC  scale=02(*8)   bri=7     x=-3      y=0       (-24.0000, 0.0000)         
1242: 78 F7           SVEC  scale=02(*8)   bri=7     x=0       y=-3      (0.0000, -24.0000)         
1244: 7A F7           SVEC  scale=02(*8)   bri=7     x=2       y=-3      (16.0000, -24.0000)        
1246: 7B F1           SVEC  scale=02(*8)   bri=7     x=3       y=1       (24.0000, 8.0000)          
1248: 69 F5           SVEC  scale=02(*8)   bri=6     x=1       y=-1      (8.0000, -8.0000)          
124A: 69 F9           SVEC  scale=03(*16)  bri=6     x=1       y=1       (16.0000, 16.0000)         
124C: 7F F2           SVEC  scale=02(*8)   bri=7     x=-3      y=2       (-24.0000, 16.0000)        
124E: 00 D0           RTS                                                                           

UFO

; Jump table for 1
1250: 29 C9           JSR   $0929 ($1252)                                                           ;
;
1252: 0E F1           SVEC  scale=02(*8)   bri=0     x=-2      y=1       (-16.0000, 8.0000)         
1254: CA F8           SVEC  scale=03(*16)  bri=12    x=2       y=0       (32.0000, 0.0000)          
1256: 0B F6           SVEC  scale=02(*8)   bri=0     x=3       y=-2      (24.0000, -16.0000)        
1258: 00 60 80 D6     VEC   scale=06(/8)   bri=13    x=-640    y=0       (-80.0000, 0.0000)         
125C: DB F6           SVEC  scale=02(*8)   bri=13    x=3       y=-2      (24.0000, -16.0000)        
125E: CA F8           SVEC  scale=03(*16)  bri=12    x=2       y=0       (32.0000, 0.0000)          
1260: DB F2           SVEC  scale=02(*8)   bri=13    x=3       y=2       (24.0000, 16.0000)         
1262: DF F2           SVEC  scale=02(*8)   bri=13    x=-3      y=2       (-24.0000, 16.0000)        
1264: CD F2           SVEC  scale=02(*8)   bri=12    x=-1      y=2       (-8.0000, 16.0000)         
1266: CD F8           SVEC  scale=03(*16)  bri=12    x=-1      y=0       (-16.0000, 0.0000)         
1268: CD F6           SVEC  scale=02(*8)   bri=12    x=-1      y=-2      (-8.0000, -16.0000)        
126A: DF F6           SVEC  scale=02(*8)   bri=13    x=-3      y=-2      (-24.0000, -16.0000)       
126C: 00 D0           RTS                                                                           

Player Ships

; Table for ships and thrusts based on player's direction.
; The addresses are where the ROM appears in the main CPU's
; memory map (begins at 5000). Thus 5292 - 5000 + 0800 = 0A92.
; The thrust pattern for each ship follows the ship itself.
;
126E: 90 52 ; ShipDir0
1270: A8 52 ; ShipDir4
1272: CC 52 ; ShipDir8
1274: F0 52 ; ShipDir12
1276: 14 53 ; ShipDir16
1278: 36 53 ; ShipDir20
127A: 5A 53 ; ShipDir24
127C: 7E 53 ; ShipDir28
127E: A2 53 ; ShipDir32
1280: C6 53 ; ShipDir36
1282: EA 53 ; ShipDir40
1284: 0E 54 ; ShipDir44
1286: 32 54 ; ShipDir48
1288: 56 54 ; ShipDir52
128A: 7A 54 ; ShipDir56
128C: 9E 54 ; ShipDir60
128E: C2 54 ; ShipDir64
ShipDir0:
1290: 0F F6           SVEC  scale=02(*8)   bri=0     x=-3      y=-2      (-24.0000, -16.0000)       
1292: C8 FA           SVEC  scale=03(*16)  bri=12    x=0       y=2       (0.0000, 32.0000)          
1294: BD F9           SVEC  scale=03(*16)  bri=11    x=-1      y=1       (-16.0000, 16.0000)        
1296: 00 65 00 C3     VEC   scale=06(/8)   bri=12    x=768     y=-256    (96.0000, -32.0000)        
129A: 00 65 00 C7     VEC   scale=06(/8)   bri=12    x=-768    y=-256    (-96.0000, -32.0000)       
129E: B9 F9           SVEC  scale=03(*16)  bri=11    x=1       y=1       (16.0000, 16.0000)         
12A0: 00 D0           RTS                                                                           
ThrustDir0:  
12A2: CE F9           SVEC  scale=03(*16)  bri=12    x=-2      y=1       (-32.0000, 16.0000)        
12A4: CA F9           SVEC  scale=03(*16)  bri=12    x=2       y=1       (32.0000, 16.0000)         
12A6: 00 D0           RTS                                                                           

ShipDir4:
12A8: 40 46 C0 06     VEC   scale=04(/32)  bri=0     x=-704    y=-576    (-22.0000, -18.0000)       
12AC: 00 52 30 C4     VEC   scale=05(/16)  bri=12    x=-48     y=512     (-3.0000, 32.0000)         
12B0: C0 41 20 C6     VEC   scale=04(/32)  bri=12    x=-544    y=448     (-17.0000, 14.0000)        
12B4: B0 64 18 C3     VEC   scale=06(/8)   bri=12    x=792     y=-176    (99.0000, -22.0000)        
12B8: 48 65 E0 C6     VEC   scale=06(/8)   bri=12    x=-736    y=-328    (-92.0000, -41.0000)       
12BC: 20 42 C0 C1     VEC   scale=04(/32)  bri=12    x=448     y=544     (14.0000, 17.0000)         
12C0: 00 D0           RTS                                                                           
ThrustDir4:  
12C2: D0 50 10 C6     VEC   scale=05(/16)  bri=12    x=-528    y=208     (-33.0000, 13.0000)        
12C6: 60 42 C0 C3     VEC   scale=04(/32)  bri=12    x=960     y=608     (30.0000, 19.0000)         
12CA: 00 D0           RTS                                                                           

ShipDir8:  
12CC: 80 46 80 06     VEC   scale=04(/32)  bri=0     x=-640    y=-640    (-20.0000, -20.0000)       
12D0: E0 43 C0 C4     VEC   scale=04(/32)  bri=12    x=-192    y=992     (-6.0000, 31.0000)         
12D4: A0 41 60 C6     VEC   scale=04(/32)  bri=12    x=-608    y=416     (-19.0000, 13.0000)        
12D8: 68 64 20 C3     VEC   scale=06(/8)   bri=12    x=800     y=-104    (100.0000, -13.0000)       
12DC: 90 65 C0 C6     VEC   scale=06(/8)   bri=12    x=-704    y=-400    (-88.0000, -50.0000)       
12E0: 60 42 A0 C1     VEC   scale=04(/32)  bri=12    x=416     y=608     (13.0000, 19.0000)         
12E4: 00 D0           RTS                                                                           
ThrustDir8:
12E6: 90 50 30 C6     VEC   scale=05(/16)  bri=12    x=-560    y=144     (-35.0000, 9.0000)         
12EA: C0 42 80 C3     VEC   scale=04(/32)  bri=12    x=896     y=704     (28.0000, 22.0000)         
12EE: 00 D0           RTS                                                                           

ShipDir12:
12F0: C0 46 40 06     VEC   scale=04(/32)  bri=0     x=-576    y=-704    (-18.0000, -22.0000)       
12F4: E0 43 20 C5     VEC   scale=04(/32)  bri=12    x=-288    y=992     (-9.0000, 31.0000)         
12F8: 60 41 80 C6     VEC   scale=04(/32)  bri=12    x=-640    y=352     (-20.0000, 11.0000)        
12FC: 18 64 28 C3     VEC   scale=06(/8)   bri=12    x=808     y=-24     (101.0000, -3.0000)        
1300: D0 65 98 C6     VEC   scale=06(/8)   bri=12    x=-664    y=-464    (-83.0000, -58.0000)       
1304: 80 42 60 C1     VEC   scale=04(/32)  bri=12    x=352     y=640     (11.0000, 20.0000)         
1308: 00 D0           RTS                                                                           
ThrustDir12:
130A: 60 50 30 C6     VEC   scale=05(/16)  bri=12    x=-560    y=96      (-35.0000, 6.0000)         
130E: 20 43 40 C3     VEC   scale=04(/32)  bri=12    x=832     y=800     (26.0000, 25.0000)         
1312: 00 D0           RTS                                                                           

ShipDir16:
1314: 0E F7           SVEC  scale=02(*8)   bri=0     x=-2      y=-3      (-16.0000, -24.0000)       
1316: C0 43 80 C5     VEC   scale=04(/32)  bri=12    x=-384    y=960     (-12.0000, 30.0000)        
131A: 20 41 A0 C6     VEC   scale=04(/32)  bri=12    x=-672    y=288     (-21.0000, 9.0000)         
131E: 38 60 28 C3     VEC   scale=06(/8)   bri=12    x=808     y=56      (101.0000, 7.0000)         
1322: 10 66 60 C6     VEC   scale=06(/8)   bri=12    x=-608    y=-528    (-76.0000, -66.0000)       
1326: A0 42 20 C1     VEC   scale=04(/32)  bri=12    x=288     y=672     (9.0000, 21.0000)          
132A: 00 D0           RTS                                                                           
ThrustDir16:
132C: 30 50 40 C6     VEC   scale=05(/16)  bri=12    x=-576    y=48      (-36.0000, 3.0000)         
1330: 60 43 E0 C2     VEC   scale=04(/32)  bri=12    x=736     y=864     (23.0000, 27.0000)         
1334: 00 D0           RTS                                                                           

ShipDir20:  
1336: 20 47 C0 05     VEC   scale=04(/32)  bri=0     x=-448    y=-800    (-14.0000, -25.0000)       
133A: 80 43 E0 C5     VEC   scale=04(/32)  bri=12    x=-480    y=896     (-15.0000, 28.0000)        
133E: E0 40 C0 C6     VEC   scale=04(/32)  bri=12    x=-704    y=224     (-22.0000, 7.0000)         
1342: 88 60 20 C3     VEC   scale=06(/8)   bri=12    x=800     y=136     (100.0000, 17.0000)        
1346: 48 66 30 C6     VEC   scale=06(/8)   bri=12    x=-560    y=-584    (-70.0000, -73.0000)       
134A: C0 42 E0 C0     VEC   scale=04(/32)  bri=12    x=224     y=704     (7.0000, 22.0000)          
134E: 00 D0           RTS                                                                           
ThrustDir20:
1350: 10 54 40 C6     VEC   scale=05(/16)  bri=12    x=-576    y=-16     (-36.0000, -1.0000)        
1354: A0 43 A0 C2     VEC   scale=04(/32)  bri=12    x=672     y=928     (21.0000, 29.0000)         
1358: 00 D0           RTS                                                                           

ShipDir24:  
135A: 60 47 60 05     VEC   scale=04(/32)  bri=0     x=-352    y=-864    (-11.0000, -27.0000)       
135E: 60 43 40 C6     VEC   scale=04(/32)  bri=12    x=-576    y=864     (-18.0000, 27.0000)        
1362: 80 40 C0 C6     VEC   scale=04(/32)  bri=12    x=-704    y=128     (-22.0000, 4.0000)         
1366: D8 60 10 C3     VEC   scale=06(/8)   bri=12    x=784     y=216     (98.0000, 27.0000)         
136A: 80 66 F0 C5     VEC   scale=06(/8)   bri=12    x=-496    y=-640    (-62.0000, -80.0000)       
136E: C0 42 80 C0     VEC   scale=04(/32)  bri=12    x=128     y=704     (4.0000, 22.0000)          
1372: 00 D0           RTS                                                                           
ThrustDir24:
1374: 40 54 30 C6     VEC   scale=05(/16)  bri=12    x=-560    y=-64     (-35.0000, -4.0000)        
1378: E0 43 40 C2     VEC   scale=04(/32)  bri=12    x=576     y=992     (18.0000, 31.0000)         
137C: 00 D0           RTS                                                                           

ShipDir28:  
137E: 80 47 00 05     VEC   scale=04(/32)  bri=0     x=-256    y=-896    (-8.0000, -28.0000)        
1382: 20 43 80 C6     VEC   scale=04(/32)  bri=12    x=-640    y=800     (-20.0000, 25.0000)        
1386: 40 40 E0 C6     VEC   scale=04(/32)  bri=12    x=-736    y=64      (-23.0000, 2.0000)         
138A: 20 61 F8 C2     VEC   scale=06(/8)   bri=12    x=760     y=288     (95.0000, 36.0000)         
138E: B0 66 B0 C5     VEC   scale=06(/8)   bri=12    x=-432    y=-688    (-54.0000, -86.0000)       
1392: E0 42 40 C0     VEC   scale=04(/32)  bri=12    x=64      y=736     (2.0000, 23.0000)          
1396: 00 D0           RTS                                                                           
ThrustDir28:
1398: 80 54 30 C6     VEC   scale=05(/16)  bri=12    x=-560    y=-128    (-35.0000, -8.0000)        
139C: 10 52 F0 C0     VEC   scale=05(/16)  bri=12    x=240     y=528     (15.0000, 33.0000)         
13A0: 00 D0           RTS                                                                           

ShipDir32:  
13A2: 80 47 C0 04     VEC   scale=04(/32)  bri=0     x=-192    y=-896    (-6.0000, -28.0000)        
13A6: E0 42 E0 C6     VEC   scale=04(/32)  bri=12    x=-736    y=736     (-23.0000, 23.0000)        
13AA: 00 40 E0 C6     VEC   scale=04(/32)  bri=12    x=-736    y=0       (-23.0000, 0.0000)         
13AE: 68 61 D8 C2     VEC   scale=06(/8)   bri=12    x=728     y=360     (91.0000, 45.0000)         
13B2: D8 66 68 C5     VEC   scale=06(/8)   bri=12    x=-360    y=-728    (-45.0000, -91.0000)       
13B6: E0 42 00 C0     VEC   scale=04(/32)  bri=12    x=0       y=736     (0.0000, 23.0000)          
13BA: 00 D0           RTS                                                                           
ThrustDir32:
13BC: B0 54 20 C6     VEC   scale=05(/16)  bri=12    x=-544    y=-176    (-34.0000, -11.0000)       
13C0: 20 52 B0 C0     VEC   scale=05(/16)  bri=12    x=176     y=544     (11.0000, 34.0000)         
13C4: 00 D0           RTS                                                                           

ShipDir36:  
13C6: A0 47 60 04     VEC   scale=04(/32)  bri=0     x=-96     y=-928    (-3.0000, -29.0000)        
13CA: 80 42 20 C7     VEC   scale=04(/32)  bri=12    x=-800    y=640     (-25.0000, 20.0000)        
13CE: 40 44 E0 C6     VEC   scale=04(/32)  bri=12    x=-736    y=-64     (-23.0000, -2.0000)        
13D2: B0 61 B0 C2     VEC   scale=06(/8)   bri=12    x=688     y=432     (86.0000, 54.0000)         
13D6: F8 66 20 C5     VEC   scale=06(/8)   bri=12    x=-288    y=-760    (-36.0000, -95.0000)       
13DA: E0 42 40 C4     VEC   scale=04(/32)  bri=12    x=-64     y=736     (-2.0000, 23.0000)         
13DE: 00 D0           RTS                                                                           
ThrustDir36:
13E0: F0 54 10 C6     VEC   scale=05(/16)  bri=12    x=-528    y=-240    (-33.0000, -15.0000)       
13E4: 30 52 80 C0     VEC   scale=05(/16)  bri=12    x=128     y=560     (8.0000, 35.0000)          
13E8: 00 D0           RTS                                                                           

ShipDir40:  
13EA: A0 47 00 00     VEC   scale=04(/32)  bri=0     x=0       y=-928    (0.0000, -29.0000)         
13EE: 40 42 60 C7     VEC   scale=04(/32)  bri=12    x=-864    y=576     (-27.0000, 18.0000)        
13F2: 80 44 C0 C6     VEC   scale=04(/32)  bri=12    x=-704    y=-128    (-22.0000, -4.0000)        
13F6: F0 61 80 C2     VEC   scale=06(/8)   bri=12    x=640     y=496     (80.0000, 62.0000)         
13FA: 10 67 D8 C4     VEC   scale=06(/8)   bri=12    x=-216    y=-784    (-27.0000, -98.0000)       
13FE: C0 42 80 C4     VEC   scale=04(/32)  bri=12    x=-128    y=704     (-4.0000, 22.0000)         
1402: 00 D0           RTS                                                                           
ThrustDir40:
1404: 40 46 E0 C7     VEC   scale=04(/32)  bri=12    x=-992    y=-576    (-31.0000, -18.0000)       
1408: 30 52 40 C0     VEC   scale=05(/16)  bri=12    x=64      y=560     (4.0000, 35.0000)          
140C: 00 D0           RTS                                                                           

ShipDir44: 
140E: A0 47 60 00     VEC   scale=04(/32)  bri=0     x=96      y=-928    (3.0000, -29.0000)         
1412: E0 41 80 C7     VEC   scale=04(/32)  bri=12    x=-896    y=480     (-28.0000, 15.0000)        
1416: E0 44 C0 C6     VEC   scale=04(/32)  bri=12    x=-704    y=-224    (-22.0000, -7.0000)        
141A: 30 62 48 C2     VEC   scale=06(/8)   bri=12    x=584     y=560     (73.0000, 70.0000)         
141E: 20 67 88 C4     VEC   scale=06(/8)   bri=12    x=-136    y=-800    (-17.0000, -100.0000)      
1422: C0 42 E0 C4     VEC   scale=04(/32)  bri=12    x=-224    y=704     (-7.0000, 22.0000)         
1426: 00 D0           RTS                                                                           
ThrustDir44:
1428: A0 46 A0 C7     VEC   scale=04(/32)  bri=12    x=-928    y=-672    (-29.0000, -21.0000)       
142C: 40 52 10 C0     VEC   scale=05(/16)  bri=12    x=16      y=576     (1.0000, 36.0000)          
1430: 00 D0           RTS                                                                           

ShipDir48:  
1432: 80 47 C0 00     VEC   scale=04(/32)  bri=0     x=192     y=-896    (6.0000, -28.0000)         
1436: 80 41 C0 C7     VEC   scale=04(/32)  bri=12    x=-960    y=384     (-30.0000, 12.0000)        
143A: 20 45 A0 C6     VEC   scale=04(/32)  bri=12    x=-672    y=-288    (-21.0000, -9.0000)        
143E: 60 62 10 C2     VEC   scale=06(/8)   bri=12    x=528     y=608     (66.0000, 76.0000)         
1442: 28 67 38 C4     VEC   scale=06(/8)   bri=12    x=-56     y=-808    (-7.0000, -101.0000)       
1446: A0 42 20 C5     VEC   scale=04(/32)  bri=12    x=-288    y=672     (-9.0000, 21.0000)         
144A: 00 D0           RTS                                                                           
ThrustDir48:
144C: E0 46 60 C7     VEC   scale=04(/32)  bri=12    x=-864    y=-736    (-27.0000, -23.0000)       
1450: 40 52 30 C4     VEC   scale=05(/16)  bri=12    x=-48     y=576     (-3.0000, 36.0000)         
1454: 00 D0           RTS                                                                           

ShipDir52:
1456: 80 47 00 01     VEC   scale=04(/32)  bri=0     x=256     y=-896    (8.0000, -28.0000)         
145A: 20 41 E0 C7     VEC   scale=04(/32)  bri=12    x=-992    y=288     (-31.0000, 9.0000)         
145E: 60 45 80 C6     VEC   scale=04(/32)  bri=12    x=-640    y=-352    (-20.0000, -11.0000)       
1462: 98 62 D0 C1     VEC   scale=06(/8)   bri=12    x=464     y=664     (58.0000, 83.0000)         
1466: 28 67 18 C0     VEC   scale=06(/8)   bri=12    x=24      y=-808    (3.0000, -101.0000)        
146A: 80 42 60 C5     VEC   scale=04(/32)  bri=12    x=-352    y=640     (-11.0000, 20.0000)        
146E: 00 D0           RTS                                                                           
ThrustDir52:
1470: 40 47 20 C7     VEC   scale=04(/32)  bri=12    x=-800    y=-832    (-25.0000, -26.0000)       
1474: 30 52 60 C4     VEC   scale=05(/16)  bri=12    x=-96     y=560     (-6.0000, 35.0000)         
1478: 00 D0           RTS                                                                           

ShipDir56:
147A: 60 47 60 01     VEC   scale=04(/32)  bri=0     x=352     y=-864    (11.0000, -27.0000)        
147E: C0 40 E0 C7     VEC   scale=04(/32)  bri=12    x=-992    y=192     (-31.0000, 6.0000)         
1482: A0 45 60 C6     VEC   scale=04(/32)  bri=12    x=-608    y=-416    (-19.0000, -13.0000)       
1486: C0 62 90 C1     VEC   scale=06(/8)   bri=12    x=400     y=704     (50.0000, 88.0000)         
148A: 20 67 68 C0     VEC   scale=06(/8)   bri=12    x=104     y=-800    (13.0000, -100.0000)       
148E: 60 42 A0 C5     VEC   scale=04(/32)  bri=12    x=-416    y=608     (-13.0000, 19.0000)        
1492: 00 D0           RTS                                                                           
ThrustDir56:
1494: 80 47 C0 C6     VEC   scale=04(/32)  bri=12    x=-704    y=-896    (-22.0000, -28.0000)       
1498: 30 52 90 C4     VEC   scale=05(/16)  bri=12    x=-144    y=560     (-9.0000, 35.0000)         
149C: 00 D0           RTS                                                                           

ShipDir60:  
149E: 20 47 C0 01     VEC   scale=04(/32)  bri=0     x=448     y=-800    (14.0000, -25.0000)        
14A2: 30 50 00 C6     VEC   scale=05(/16)  bri=12    x=-512    y=48      (-32.0000, 3.0000)         
14A6: C0 45 20 C6     VEC   scale=04(/32)  bri=12    x=-544    y=-448    (-17.0000, -14.0000)       
14AA: E0 62 48 C1     VEC   scale=06(/8)   bri=12    x=328     y=736     (41.0000, 92.0000)         
14AE: 18 67 B0 C0     VEC   scale=06(/8)   bri=12    x=176     y=-792    (22.0000, -99.0000)        
14B2: 20 42 C0 C5     VEC   scale=04(/32)  bri=12    x=-448    y=544     (-14.0000, 17.0000)        
14B6: 00 D0           RTS                                                                           
ThrustDir60:
14B8: C0 47 60 C6     VEC   scale=04(/32)  bri=12    x=-608    y=-960    (-19.0000, -30.0000)       
14BC: 10 52 D0 C4     VEC   scale=05(/16)  bri=12    x=-208    y=528     (-13.0000, 33.0000)        
14C0: 00 D0           RTS                                                                           

ShipDir64:
14C2: 0A F7           SVEC  scale=02(*8)   bri=0     x=2       y=-3      (16.0000, -24.0000)        
14C4: CE F8           SVEC  scale=03(*16)  bri=12    x=-2      y=0       (-32.0000, 0.0000)         
14C6: CD FD           SVEC  scale=03(*16)  bri=12    x=-1      y=-1      (-16.0000, -16.0000)       
14C8: 00 63 00 C1     VEC   scale=06(/8)   bri=12    x=256     y=768     (32.0000, 96.0000)         
14CC: 00 67 00 C1     VEC   scale=06(/8)   bri=12    x=256     y=-768    (32.0000, -96.0000)        
14D0: CD F9           SVEC  scale=03(*16)  bri=12    x=-1      y=1       (-16.0000, 16.0000)        
ThrustDir64:
14D2: 00 D0           RTS                                                                           
14D4: CD FE           SVEC  scale=03(*16)  bri=12    x=-1      y=-2      (-16.0000, -32.0000)       
14D6: CD FA           SVEC  scale=03(*16)  bri=12    x=-1      y=2       (-16.0000, 32.0000)        
14D8: 00 D0           RTS                                                                           

Lives

Ships in reserve. These are defined so you can draw them one right after the other (three drawn here).

14DA: 0E F7           SVEC  scale=02(*8)   bri=0     x=-2      y=-3      (-16.0000, -24.0000)       
14DC: 7A F8           SVEC  scale=03(*16)  bri=7     x=2       y=0       (32.0000, 0.0000)          
14DE: 79 FD           SVEC  scale=03(*16)  bri=7     x=1       y=-1      (16.0000, -16.0000)        
14E0: 00 63 00 75     VEC   scale=06(/8)   bri=7     x=-256    y=768     (-32.0000, 96.0000)        
14E4: 00 67 00 75     VEC   scale=06(/8)   bri=7     x=-256    y=-768    (-32.0000, -96.0000)       
14E8: 79 F9           SVEC  scale=03(*16)  bri=7     x=1       y=1       (16.0000, 16.0000)         
14EA: C0 60 80 02     VEC   scale=06(/8)   bri=0     x=640     y=192     (80.0000, 24.0000)         
14EE: 9F D0           RTS                                                                           

Characters

; "A"
14F0: 70 FA           SVEC  scale=01(*4)   bri=7     x=0       y=2       (0.0000, 8.0000)           
14F2: 72 F2           SVEC  scale=00(*2)   bri=7     x=2       y=2       (4.0000, 4.0000)           
14F4: 72 F6           SVEC  scale=00(*2)   bri=7     x=2       y=-2      (4.0000, -4.0000)          
14F6: 70 FE           SVEC  scale=01(*4)   bri=7     x=0       y=-2      (0.0000, -8.0000)          
14F8: 06 F9           SVEC  scale=01(*4)   bri=0     x=-2      y=1       (-8.0000, 4.0000)          
14FA: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
14FC: 02 F6           SVEC  scale=00(*2)   bri=0     x=2       y=-2      (4.0000, -4.0000)          
14FE: 00 D0           RTS                                                                           

; "B"
1500: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1502: 73 F0           SVEC  scale=00(*2)   bri=7     x=3       y=0       (6.0000, 0.0000)           
1504: 71 F5           SVEC  scale=00(*2)   bri=7     x=1       y=-1      (2.0000, -2.0000)          
1506: 70 F5           SVEC  scale=00(*2)   bri=7     x=0       y=-1      (0.0000, -2.0000)          
1508: 75 F5           SVEC  scale=00(*2)   bri=7     x=-1      y=-1      (-2.0000, -2.0000)         
150A: 77 F0           SVEC  scale=00(*2)   bri=7     x=-3      y=0       (-6.0000, 0.0000)          
150C: 03 F0           SVEC  scale=00(*2)   bri=0     x=3       y=0       (6.0000, 0.0000)           
150E: 71 F5           SVEC  scale=00(*2)   bri=7     x=1       y=-1      (2.0000, -2.0000)          
1510: 70 F5           SVEC  scale=00(*2)   bri=7     x=0       y=-1      (0.0000, -2.0000)          
1512: 75 F5           SVEC  scale=00(*2)   bri=7     x=-1      y=-1      (-2.0000, -2.0000)         
1514: 77 F0           SVEC  scale=00(*2)   bri=7     x=-3      y=0       (-6.0000, 0.0000)          
1516: 03 F8           SVEC  scale=01(*4)   bri=0     x=3       y=0       (12.0000, 0.0000)          
1518: 00 D0           RTS                                                                           

; "C"
151A: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
151C: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
151E: 06 FF           SVEC  scale=01(*4)   bri=0     x=-2      y=-3      (-8.0000, -12.0000)        
1520: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1522: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
1524: 00 D0           RTS                                                                           
  
; "D"
1526: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1528: 72 F0           SVEC  scale=00(*2)   bri=7     x=2       y=0       (4.0000, 0.0000)           
152A: 72 F6           SVEC  scale=00(*2)   bri=7     x=2       y=-2      (4.0000, -4.0000)          
152C: 70 F6           SVEC  scale=00(*2)   bri=7     x=0       y=-2      (0.0000, -4.0000)          
152E: 76 F6           SVEC  scale=00(*2)   bri=7     x=-2      y=-2      (-4.0000, -4.0000)         
1530: 76 F0           SVEC  scale=00(*2)   bri=7     x=-2      y=0       (-4.0000, 0.0000)          
1532: 03 F8           SVEC  scale=01(*4)   bri=0     x=3       y=0       (12.0000, 0.0000)          
1534: 00 D0           RTS                                                                           

; "E"
1536: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1538: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
153A: 05 F7           SVEC  scale=00(*2)   bri=0     x=-1      y=-3      (-2.0000, -6.0000)         
153C: 77 F0           SVEC  scale=00(*2)   bri=7     x=-3      y=0       (-6.0000, 0.0000)          
153E: 00 F7           SVEC  scale=00(*2)   bri=0     x=0       y=-3      (0.0000, -6.0000)          
1540: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1542: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
1544: 00 D0           RTS                                                                           

; "F"
1546: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1548: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
154A: 05 F7           SVEC  scale=00(*2)   bri=0     x=-1      y=-3      (-2.0000, -6.0000)         
154C: 77 F0           SVEC  scale=00(*2)   bri=7     x=-3      y=0       (-6.0000, 0.0000)          
154E: 00 F7           SVEC  scale=00(*2)   bri=0     x=0       y=-3      (0.0000, -6.0000)          
1550: 03 F8           SVEC  scale=01(*4)   bri=0     x=3       y=0       (12.0000, 0.0000)          
1552: 00 D0           RTS                                                                           

; "G"
1554: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1556: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1558: 70 F6           SVEC  scale=00(*2)   bri=7     x=0       y=-2      (0.0000, -4.0000)          
155A: 06 F6           SVEC  scale=00(*2)   bri=0     x=-2      y=-2      (-4.0000, -4.0000)         
155C: 72 F0           SVEC  scale=00(*2)   bri=7     x=2       y=0       (4.0000, 0.0000)           
155E: 70 F6           SVEC  scale=00(*2)   bri=7     x=0       y=-2      (0.0000, -4.0000)          
1560: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
1562: 03 F8           SVEC  scale=01(*4)   bri=0     x=3       y=0       (12.0000, 0.0000)          
1564: 00 D0           RTS                                                                           

; "H"
1566: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1568: 00 F7           SVEC  scale=00(*2)   bri=0     x=0       y=-3      (0.0000, -6.0000)          
156A: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
156C: 00 F3           SVEC  scale=00(*2)   bri=0     x=0       y=3       (0.0000, 6.0000)           
156E: 70 FF           SVEC  scale=01(*4)   bri=7     x=0       y=-3      (0.0000, -12.0000)         
1570: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
1572: 00 D0           RTS                                                                           

; "I"
1574: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1576: 06 F0           SVEC  scale=00(*2)   bri=0     x=-2      y=0       (-4.0000, 0.0000)          
1578: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
157A: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
157C: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
157E: 03 FF           SVEC  scale=01(*4)   bri=0     x=3       y=-3      (12.0000, -12.0000)        
1580: 00 D0           RTS                                                                           

; "J"
1582: 00 F2           SVEC  scale=00(*2)   bri=0     x=0       y=2       (0.0000, 4.0000)           
1584: 72 F6           SVEC  scale=00(*2)   bri=7     x=2       y=-2      (4.0000, -4.0000)          
1586: 72 F0           SVEC  scale=00(*2)   bri=7     x=2       y=0       (4.0000, 0.0000)           
1588: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
158A: 01 FF           SVEC  scale=01(*4)   bri=0     x=1       y=-3      (4.0000, -12.0000)         
158C: 00 D0           RTS                                                                           

; "K"
158E: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1590: 03 F0           SVEC  scale=00(*2)   bri=0     x=3       y=0       (6.0000, 0.0000)           
1592: 77 F7           SVEC  scale=00(*2)   bri=7     x=-3      y=-3      (-6.0000, -6.0000)         
1594: 73 F7           SVEC  scale=00(*2)   bri=7     x=3       y=-3      (6.0000, -6.0000)          
1596: 03 F0           SVEC  scale=00(*2)   bri=0     x=3       y=0       (6.0000, 0.0000)           
1598: 00 D0           RTS                                                                           

; "L"
159A: 00 FB           SVEC  scale=01(*4)   bri=0     x=0       y=3       (0.0000, 12.0000)          
159C: 70 FF           SVEC  scale=01(*4)   bri=7     x=0       y=-3      (0.0000, -12.0000)         
159E: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
15A0: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
15A2: 00 D0           RTS                                                                           

; "M"
15A4: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
15A6: 72 F6           SVEC  scale=00(*2)   bri=7     x=2       y=-2      (4.0000, -4.0000)          
15A8: 72 F2           SVEC  scale=00(*2)   bri=7     x=2       y=2       (4.0000, 4.0000)           
15AA: 70 FF           SVEC  scale=01(*4)   bri=7     x=0       y=-3      (0.0000, -12.0000)         
15AC: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
15AE: 00 D0           RTS                                                                           

; "N"
15B0: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
15B2: 72 FF           SVEC  scale=01(*4)   bri=7     x=2       y=-3      (8.0000, -12.0000)         
15B4: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
15B6: 01 FF           SVEC  scale=01(*4)   bri=0     x=1       y=-3      (4.0000, -12.0000)         
15B8: 00 D0           RTS                                                                           

; "O"
15BA: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
15BC: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
15BE: 70 FF           SVEC  scale=01(*4)   bri=7     x=0       y=-3      (0.0000, -12.0000)         
15C0: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
15C2: 03 F8           SVEC  scale=01(*4)   bri=0     x=3       y=0       (12.0000, 0.0000)          
15C4: 00 D0           RTS                                                                           

; "P"
15C6: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
15C8: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
15CA: 70 F7           SVEC  scale=00(*2)   bri=7     x=0       y=-3      (0.0000, -6.0000)          
15CC: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
15CE: 03 F7           SVEC  scale=00(*2)   bri=0     x=3       y=-3      (6.0000, -6.0000)          
15D0: 03 F0           SVEC  scale=00(*2)   bri=0     x=3       y=0       (6.0000, 0.0000)           
15D2: 00 D0           RTS                                                                           

; "Q"
15D4: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
15D6: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
15D8: 70 FE           SVEC  scale=01(*4)   bri=7     x=0       y=-2      (0.0000, -8.0000)          
15DA: 76 F6           SVEC  scale=00(*2)   bri=7     x=-2      y=-2      (-4.0000, -4.0000)         
15DC: 76 F0           SVEC  scale=00(*2)   bri=7     x=-2      y=0       (-4.0000, 0.0000)          
15DE: 02 F2           SVEC  scale=00(*2)   bri=0     x=2       y=2       (4.0000, 4.0000)           
15E0: 72 F6           SVEC  scale=00(*2)   bri=7     x=2       y=-2      (4.0000, -4.0000)          
15E2: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
15E4: 00 D0           RTS                                                                           

; "R"
15E6: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
15E8: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
15EA: 70 F7           SVEC  scale=00(*2)   bri=7     x=0       y=-3      (0.0000, -6.0000)          
15EC: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
15EE: 01 F0           SVEC  scale=00(*2)   bri=0     x=1       y=0       (2.0000, 0.0000)           
15F0: 73 F7           SVEC  scale=00(*2)   bri=7     x=3       y=-3      (6.0000, -6.0000)          
15F2: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
15F4: 00 D0           RTS                                                                           

; "S"
15F6: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
15F8: 70 F3           SVEC  scale=00(*2)   bri=7     x=0       y=3       (0.0000, 6.0000)           
15FA: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
15FC: 70 F3           SVEC  scale=00(*2)   bri=7     x=0       y=3       (0.0000, 6.0000)           
15FE: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1600: 01 FF           SVEC  scale=01(*4)   bri=0     x=1       y=-3      (4.0000, -12.0000)         
1602: 00 D0           RTS                                                                           

; "T"
1604: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
1606: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1608: 06 F0           SVEC  scale=00(*2)   bri=0     x=-2      y=0       (-4.0000, 0.0000)          
160A: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
160C: 01 FF           SVEC  scale=01(*4)   bri=0     x=1       y=-3      (4.0000, -12.0000)         
160E: 00 D0           RTS                                                                           

; "U"
1610: 00 FB           SVEC  scale=01(*4)   bri=0     x=0       y=3       (0.0000, 12.0000)          
1612: 70 FF           SVEC  scale=01(*4)   bri=7     x=0       y=-3      (0.0000, -12.0000)         
1614: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1616: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1618: 01 FF           SVEC  scale=01(*4)   bri=0     x=1       y=-3      (4.0000, -12.0000)         
161A: 00 D0           RTS                                                                           

; "V"
161C: 00 FB           SVEC  scale=01(*4)   bri=0     x=0       y=3       (0.0000, 12.0000)          
161E: 71 FF           SVEC  scale=01(*4)   bri=7     x=1       y=-3      (4.0000, -12.0000)         
1620: 71 FB           SVEC  scale=01(*4)   bri=7     x=1       y=3       (4.0000, 12.0000)          
1622: 01 FF           SVEC  scale=01(*4)   bri=0     x=1       y=-3      (4.0000, -12.0000)         
1624: 00 D0           RTS                                                                           

; "W"
1626: 00 FB           SVEC  scale=01(*4)   bri=0     x=0       y=3       (0.0000, 12.0000)          
1628: 70 FF           SVEC  scale=01(*4)   bri=7     x=0       y=-3      (0.0000, -12.0000)         
162A: 72 F2           SVEC  scale=00(*2)   bri=7     x=2       y=2       (4.0000, 4.0000)           
162C: 72 F6           SVEC  scale=00(*2)   bri=7     x=2       y=-2      (4.0000, -4.0000)          
162E: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1630: 01 FF           SVEC  scale=01(*4)   bri=0     x=1       y=-3      (4.0000, -12.0000)         
1632: 00 D0           RTS                                                                           
  
; "X"
1634: 72 FB           SVEC  scale=01(*4)   bri=7     x=2       y=3       (8.0000, 12.0000)          
1636: 06 F8           SVEC  scale=01(*4)   bri=0     x=-2      y=0       (-8.0000, 0.0000)          
1638: 72 FF           SVEC  scale=01(*4)   bri=7     x=2       y=-3      (8.0000, -12.0000)         
163A: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
163C: 00 D0           RTS                                                                           

; "Y"
163E: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
1640: 70 FA           SVEC  scale=01(*4)   bri=7     x=0       y=2       (0.0000, 8.0000)           
1642: 76 F2           SVEC  scale=00(*2)   bri=7     x=-2      y=2       (-4.0000, 4.0000)          
1644: 02 F8           SVEC  scale=01(*4)   bri=0     x=2       y=0       (8.0000, 0.0000)           
1646: 76 F6           SVEC  scale=00(*2)   bri=7     x=-2      y=-2      (-4.0000, -4.0000)         
1648: 02 FE           SVEC  scale=01(*4)   bri=0     x=2       y=-2      (8.0000, -8.0000)          
164A: 00 D0           RTS                                                                           

; "Z"
164C: 00 FB           SVEC  scale=01(*4)   bri=0     x=0       y=3       (0.0000, 12.0000)          
164E: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1650: 76 FF           SVEC  scale=01(*4)   bri=7     x=-2      y=-3      (-8.0000, -12.0000)        
1652: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1654: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
1656: 00 D0           RTS                                                                           

; SPACE
1658: 03 F8           SVEC  scale=01(*4)   bri=0     x=3       y=0       (12.0000, 0.0000)          
165A: 00 D0           RTS                                                                           

; "1"
165C: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
165E: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1660: 02 FF           SVEC  scale=01(*4)   bri=0     x=2       y=-3      (8.0000, -12.0000)         
1662: 00 D0           RTS                                                                           

; "2"
1664: 00 FB           SVEC  scale=01(*4)   bri=0     x=0       y=3       (0.0000, 12.0000)          
1666: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1668: 70 F7           SVEC  scale=00(*2)   bri=7     x=0       y=-3      (0.0000, -6.0000)          
166A: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
166C: 70 F7           SVEC  scale=00(*2)   bri=7     x=0       y=-3      (0.0000, -6.0000)          
166E: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1670: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
1672: 00 D0           RTS                                                                           
  
; "3"
1674: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1676: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
1678: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
167A: 00 F7           SVEC  scale=00(*2)   bri=0     x=0       y=-3      (0.0000, -6.0000)          
167C: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
167E: 02 F7           SVEC  scale=00(*2)   bri=0     x=2       y=-3      (4.0000, -6.0000)          
1680: 00 D0           RTS                                                                           
  
; "4"
1682: 00 FB           SVEC  scale=01(*4)   bri=0     x=0       y=3       (0.0000, 12.0000)          
1684: 70 F7           SVEC  scale=00(*2)   bri=7     x=0       y=-3      (0.0000, -6.0000)          
1686: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1688: 00 F3           SVEC  scale=00(*2)   bri=0     x=0       y=3       (0.0000, 6.0000)           
168A: 70 FF           SVEC  scale=01(*4)   bri=7     x=0       y=-3      (0.0000, -12.0000)         
168C: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
168E: 00 D0           RTS                                                                           

; "5"
1690: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
1692: 70 F3           SVEC  scale=00(*2)   bri=7     x=0       y=3       (0.0000, 6.0000)           
1694: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
1696: 70 F3           SVEC  scale=00(*2)   bri=7     x=0       y=3       (0.0000, 6.0000)           
1698: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
169A: 01 FF           SVEC  scale=01(*4)   bri=0     x=1       y=-3      (4.0000, -12.0000)         
169C: 00 D0           RTS                                                                           

; "6"
169E: 00 F3           SVEC  scale=00(*2)   bri=0     x=0       y=3       (0.0000, 6.0000)           
16A0: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
16A2: 70 F7           SVEC  scale=00(*2)   bri=7     x=0       y=-3      (0.0000, -6.0000)          
16A4: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
16A6: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
16A8: 03 FF           SVEC  scale=01(*4)   bri=0     x=3       y=-3      (12.0000, -12.0000)        
16AA: 00 D0           RTS                                                                           

; "7"
16AC: 00 FB           SVEC  scale=01(*4)   bri=0     x=0       y=3       (0.0000, 12.0000)          
16AE: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
16B0: 70 FF           SVEC  scale=01(*4)   bri=7     x=0       y=-3      (0.0000, -12.0000)         
16B2: 02 F0           SVEC  scale=00(*2)   bri=0     x=2       y=0       (4.0000, 0.0000)           
16B4: 00 D0           RTS                                                                           

; "8"
16B6: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
16B8: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
16BA: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
16BC: 70 FF           SVEC  scale=01(*4)   bri=7     x=0       y=-3      (0.0000, -12.0000)         
16BE: 00 F3           SVEC  scale=00(*2)   bri=0     x=0       y=3       (0.0000, 6.0000)           
16C0: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
16C2: 02 F7           SVEC  scale=00(*2)   bri=0     x=2       y=-3      (4.0000, -6.0000)          
16C4: 00 D0           RTS                                                                           

; "9"
16C6: 02 F8           SVEC  scale=01(*4)   bri=0     x=2       y=0       (8.0000, 0.0000)           
16C8: 70 FB           SVEC  scale=01(*4)   bri=7     x=0       y=3       (0.0000, 12.0000)          
16CA: 76 F8           SVEC  scale=01(*4)   bri=7     x=-2      y=0       (-8.0000, 0.0000)          
16CC: 70 F7           SVEC  scale=00(*2)   bri=7     x=0       y=-3      (0.0000, -6.0000)          
16CE: 72 F8           SVEC  scale=01(*4)   bri=7     x=2       y=0       (8.0000, 0.0000)           
16D0: 02 F7           SVEC  scale=00(*2)   bri=0     x=2       y=-3      (4.0000, -6.0000)          
16D2: 00 D0           RTS                                                                           

 ; Cross reference table for character data
16D4: 2C CB           JSR   $0B2C ($1658)                                                           ; SPACE 1
16D6: DD CA           JSR   $0ADD ($15BA)                                                           ; O and 0 ... same pattern
16D8: 2E CB           JSR   $0B2E ($165C)                                                           ; 1
16DA: 32 CB           JSR   $0B32 ($1664)                                                           ; 2
16DC: 3A CB           JSR   $0B3A ($1674)                                                           ; 3
16DE: 41 CB           JSR   $0B41 ($1682)                                                           ; 4
16E0: 48 CB           JSR   $0B48 ($1690)                                                           ; 5
16E2: 4F CB           JSR   $0B4F ($169E)                                                           ; 6
16E4: 56 CB           JSR   $0B56 ($16AC)                                                           ; 7 2
16E6: 5B CB           JSR   $0B5B ($16B6)                                                           ; 8 3
16E8: 63 CB           JSR   $0B63 ($16C6)                                                           ; 9 4
16EA: 78 CA           JSR   $0A78 ($14F0)                                                           ; A 5
16EC: 80 CA           JSR   $0A80 ($1500)                                                           ; B 6
16EE: 8D CA           JSR   $0A8D ($151A)                                                           ; C 7
16F0: 93 CA           JSR   $0A93 ($1526)                                                           ; D 8
16F2: 9B CA           JSR   $0A9B ($1536)                                                           ; E 9
16F4: A3 CA           JSR   $0AA3 ($1546)                                                           ; F 10
16F6: AA CA           JSR   $0AAA ($1554)                                                           ; G 11
16F8: B3 CA           JSR   $0AB3 ($1566)                                                           ; H 12
16FA: BA CA           JSR   $0ABA ($1574)                                                           ; I 13
16FC: C1 CA           JSR   $0AC1 ($1582)                                                           ; J 14
16FE: C7 CA           JSR   $0AC7 ($158E)                                                           ; K 15
1700: CD CA           JSR   $0ACD ($159A)                                                           ; L 16
1702: D2 CA           JSR   $0AD2 ($15A4)                                                           ; M 17
1704: D8 CA           JSR   $0AD8 ($15B0)                                                           ; N 18
1706: DD CA           JSR   $0ADD ($15BA)                                                           ; O 19
1708: E3 CA           JSR   $0AE3 ($15C6)                                                           ; P 20
170A: EA CA           JSR   $0AEA ($15D4)                                                           ; Q 21
170C: F3 CA           JSR   $0AF3 ($15E6)                                                           ; R 22
170E: FB CA           JSR   $0AFB ($15F6)                                                           ; S 23
1710: 02 CB           JSR   $0B02 ($1604)                                                           ; T 24
1712: 08 CB           JSR   $0B08 ($1610)                                                           ; U 25
1714: 0E CB           JSR   $0B0E ($161C)                                                           ; V 26
1716: 13 CB           JSR   $0B13 ($1626)                                                           ; W 27
1718: 1A CB           JSR   $0B1A ($1634)                                                           ; X 28
171A: 1F CB           JSR   $0B1F ($163E)                                                           ; Y 29
171C: 26 CB           JSR   $0B26 ($164C)                                                           ; Z 30

Messages

; Message offsets
171E: 0B  ; HIGH SCORES
171F: 13  ; PLAYER
1720: 19  ; YOUR SCORE IS ONE OF THE TEN BEST
1721: 2F  ; PEASE ENTER YOUR INITIALS
1722: 41  ; PUSH ROTATE TO SELECT LETTER
1723: 55  ; PUSH HYPERSPACE WHEN LETTER IS CORRECT
1724: 6F  ; PUSH START
1725: 77  ; GAME OVER
1726: 7D  ; 1 COIN 2 PLAYS
1727: 87  ; 1 COIN 1 PLAY
1728: 91  ; 2 COINS 1 PLAY

Messages are packed with 3 characters in 2 bytes (3 5-bit characters). The upper 15 bits are used. If the last bit is set then the message terminates. If the last bit is clear then the next two bytes are parsed UNLESS the parser finds a 00000 character. That pattern terminates the message too.

Here is the character map for a 5 bit character (00-1F):
"@_012ABCDEFGHIJKLMNOPQRSTUVWXYZ"
Again ... a 0 ("@") terminates the message

; HIGH SCORES
; 01100_01101_01011_0 01100_00001_10111_0 00111_10011_10110_0 01001_10111_00000_0
; H     I     G       H     _     S       C     O     R       E     S     @
1729: 63 56 60 6E 3C EC 4D C0

; PLAYER_
; 10100_10000_00101_0 11101_01001_10110_0 00001_00000_00000_0
; P     L     A       Y     E     R       _     @     @
1731: A4 0A EA 6C 08 00 

; YOUR SCORE IS ONE OF THE TEN BEST
; 11101_10011_11001_0 10110_00001_10111_0 00111_10011_10110_0 01001_00001_01101_0 10111_00001_10011_0 10010_01001_00001_0 10011_01010_00001_0 11000_01100_01001_0 00001_11000_01001_0 10010_00001_00110_0 01001_10111_11000_1
; Y     O     U       R     _     S       C     O     R       E     _     I       S     _     O       N     E     _       O     F     _       T     H     E       _     T     E       N     _     B       E     S     T     @
1737: EC F2 B0 6E 3C EC 48 5A B8 66 92 42 9A
1744: 82 C3 12 0E 12 90 4C 4D F1 

; PEASE ENTER YOUR INITIALS
; 10100_10000_01001_0 00101_10111_01001_0 00001_01001_10010_0 11000_01001_10110_0 00001_11101_10011_0 11001_10110_00001_0 01101_10010_01101_0 11000_01101_00101_0 10000_10111_00000_0
; P     L     E       A     S     E       _     E     N       T     E     R       _     Y     O       U     R     _       I     N     I       T     I     A       L     S     @
174D: A4 12 2D D2 0A 64 C2 6C 0F 66 CD 
1758: 82 6C 9A C3 4A 85 C0
 
; PUSH ROTATE TO SELECT LETTER
; 10100_11001_10111_0 01100_00001_10110_0 10011_11000_00101_0 11000_01001_00001_0 11000_10011_00001_0 10111_01001_10000_0 01001_00111_11000_0 00001_10000_01001_0 11000_11000_01001_0 10110_00000_00000_0
; P     U     S       H     _     R       O     T     A       T     E     _       T     O     _       S     E     L       E     C     T       _     L     E       T     T     E       R     @     @
175F: A6 6E 60 6C 9E 0A C2 42 C4 C2 BA
176A: 60 49 F0 0C 12 C6 12 B0 00 

; PUSH HYPERSPACE WHEN LETTER IS CORRECT
; 10100_11001_10111_0 01100_00001_01100_0 11101_10100_01001_0 10110_10111_10100_0 00101_00111_01001_0 00001_11011_01100_0 01001_10010_00001_0 10000_01001_11000_0 11000_01001_10110_0 00001_01101_10111_0 00001_00111_10011_0 10110_10110_01001_0 00111_11000_00000_0
; P     U     S       H     _     H       Y     P     E       R     S     P       A     C     E       _     W     H       E     N     _       L     E     T       T     E     R       _     I     S       _     C     O       R     R     E       C     T     @
1773: A6 6E 60 58 ED 12 B5 E8 29 D2 0E
177E: D8 4C 82 82 70 C2 6C 0B 6E 09 E6 B5
178A: 92 3E 00 

; PUSH START
; 10100_11001_10111_0 01100_00001_10111_0 11000_00101_10110_0 11000_00000_00000_0
; P     U     S       H           S       T     A     R       T     @     @
178D: A6 6E 60 6E C1 6C C0 00 

; GAME OVER
; 01011_00101_10001_0 01001_00001_10011_0 11010_01001_10110_1
; G     A     M       E     _     O       V     E     R     @
1795: 59 62 48 66 D2 6D 

; 1 COIN 2 PLAYS
; 00011_00001_00111_0 10011_01101_10010_0 00001_00100_00001_0 10100_10000_00101_0 11101_10111_00000_0
; 1     _     C       O     I     N       _     2     _       P     L     A       Y     S     @
179B: 18 4E 9B 64 09 02 A4 0A ED C0 

; 1 COIN 1 PLAY
; 00011_00001_00111_0 10011_01101_10010_0 00001_00011_00001_0 10100_10000_00101_0 11101_00000_00000_0
; 1     _     C       O     I     N       _     1     _       P     L     A       Y     @     @
17A5: 18 4E 9B 64 08 C2 A4 0A E8  00 

; 2 COINS 1 PLAY
; 00100_00001_00111_0 10011_01101_10010_0 10111_00001_00011_0 00001_10100_10000_0 00101_11101_00000_0
; 2     _     C       O     I     N       S     _     1       _     P     L       A     Y     @
17AF: 20 4E 9B 64 B8 46 0D 20 2F 40 

Sine lookup table

; Used for vertical thrust (offset by 64 to get cosine for horizontal thrust)
17B9: 00 03 06
17BC: 09 0C 10 13
17C0: 16 19 1C 1F
17C4: 22 25 28 2B
17C8: 2E 31 33 36
17CC: 39 3C 3F 41
17D0: 44 47 49 4C
17D4: 4E 51 53 55
17D8: 58 5A 5C 5E
17DC: 60 62 64 66
17E0: 68 6A 6B 6D
17E4: 6F 70 71 73
17E8: 74 75 76 78
17EC: 79 7A 7A 7B
17F0: 7C 7D 7D 7E
17F4: 7E 7E 7F 7F
17F8: 7F 7F 

; Extra space
17FA: 00 00 00 00 00 00