RCA CDP18S711 Instruction Manual
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Contents
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ContentsI. Getting Started ...................................................................................................................5What This Manual Covers .................................................................................................5The Power Supply ..............................................................................................................6What You See .....................................................................................................................7Turning It On ......................................................... ......................................................7II. COSMAC VIP Operation ..................................................................................................9Using the Operating System .............................................................................................9Memory Write ........................................................ .............................. ............................9Memory Read ......................................................... ....................................................... 10Tape Write .............................................................. ....................................................... 10Tape Read ............................................................... ....................................................... 10Testing Your Cassette System ............................... ....................................................... 11III. CHIP-8 Language Programming .......................... ....................................................... 13Branch Instructions ............................................... ....................................................... 13How to Change and Use the Variables ................. ....................................................... 13Using the Display Instructions .............................. ....................................................... 14Applying CHIP-8 .................................................... ....................................................... 16Some Program Ideas .............................................. ....................................................... 17IV. Machine Language Programming ................................................................................. 19VIP Machine Coding ...................................................................... ................. .............. 19Putting Machine Coding and CHIP-8 Language Together ......... ............................... 19Machine Language Programming Summed Up ........................... ............................... 20V. Logic Description ............................................................................ .............. ................. 21How Memory is Addressed ............................................................ ............................... 21How the Input/Output Works ........................................................ ............................... 21VI. Expansion Considerations and Connections ................................. ............................... 23Using the Byte Input/Output .......................................................... ............................... 23Using the Expansion Interface ....................................................... ............................... 24Some Expansion Ideas .................................................................... ............................... 24VII. Troubleshooting Hints ................................................................................................... 27No Sound ......................................................................................................................... 27No Display ....................................................................................................................... 27Other Problems .............................................. ................................. .............................. 27Signal Tracing ................................................ ............................................................... 27Last Resorts .................................................... ............................................................... 28Appendix A - Test and Operating Data ................... ............................................................... 29Byte Pattern for Displaying "COSMAC" .... ............................................................... 29Beeper Program ............................................. ............................................................... 29Cassette Attachment Diagram ...................... ............................................................... 30Cassette Phase Test ........................................ ............................................................... 30Cassette Data Test .......................................... ..................... .......................................... 31Cassette Recording Guidelines ...................... ............................................................... 32Memory Test Program.................................................................................................... 32 |
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