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