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Contents (Continued)
Appendix B - Operating System .................................................................................................33
Operating System Listing .................................................................................................33
Operating System Register Table .................................................................................... 34
Operating System Summary ............................................................................................ 34
Appendix C - CHIP-8 Interpreter ................................................. ............................................35
CHIP-8 Interpreter Listing ................................................. ............................................35
CHIP-8 Memory Map .......................................................... ............................................36
CDPI802 Register Use for CHIP-8 Interpreter ................. ............................................36
CHIP-8/Operating System Standard Digit Display Format ..........................................37
CHIP-8 User Notes .................................................................................. .........................38
Appendix D - Video Games ........................................................................ ................................39
1. VIP Kaleidoscope .......................................................................................... ...............40
2. VIP Video Display Drawing Game .............................................................. ...............41
3. VIP Wipe Off ................................................................................ ................. ...............42
4. VIP Space Intercept ...................................................................................... ...............43
5. VIP 4096-Bit Picture ..................................................................................... ...............44
6. VIP Figure Shooting at Moving Target ...................................... ................. ...............45
7. VIP Tick-Tack-Toe Game ...................................................... .....................................46
8. VIP Spooky Spot ..................................................................... ................. ....................48
9. VIP Jackpot ............................................................................. .....................................49
10. VIP Snake Race ..................................................................... ................. ....................51
11. VIP Card Matching Game ................................................... .....................................52
12. VIP Armored Vehicle Clash ................................................. ................. ....................54
13. VIP Hi-Lo .................................................................................... ................. ...............56
14. VIP Hex Reflex ............................................................................................ ...............57
15. VIP Dot-Dash .............................................................................. ................. ...............58
16. VIP A-Mazing .............................................................................................. ...............60
17. VIP Deduce .................................................................................................. ...............62
18. VIP Shooting Stars ...................................................................................... ...............63
19. VIP Strike-9 ................................................................................................. ...............64
20. VIP Card Game (like the well-known acey-ducey) .................................. ...............66
Appendix E - Logic Diagrams .................................................................... ................................67
Fig. E-1 - Microprocessor and Display Interface Circuits ............ ................................68
Fig. E-2 - ROM Circuits and Expansion Interface ........................ ................................69
Fig. E-3 - Keyboard, Decoding, Audio Oscillator, and Cassette
Interface Circuits ............................................................ ................................70
Fig. E-4 - RAM Circuits ........................................ ...........................................................71
Fig. E-5 - Power Supply Circuit and Byte Input/Otaput Interface ...............................72
Appendix F - Board Layout, Parts List, and Assembly Instructions ........................................73
1. Printed Circuit Board Layout ......................................................................................74
2. Parts List for RCA COSMAC VIP CDP18S711 .........................................................75
3. COSMAC VIP Expansion Notes ..................................................................................77
a. Soldering the PC Board ..................................................................................77
b. Voltage Regulator Option ..............................................................................77
c. Additional 2048-Byte RAM Option ...............................................................77
Appendix G - Data Sheets .............................................................................................................79
CDP 1832 512-Word x 8-Bit Static Read-Only Memory ...............................................81
CDP 1861 Video Display Controller (Video Interface) ..................................................85
CDP 1802 COSMAC Microprocessor .............................................................................97