| Part | Title | Status |
|---|---|---|
| HD-6101 CMOS Parallel Interface Element (PIE) | Online | |
| HD-6120 CMOS High Speed 12 Bit Microprocessor | Online | |
| HD-6121 CMOS I/O Controller | Online | |
| HM-6100 CMOS 12 Bit Microprocessor (CPU) | Online | |
| CMOS Digital Data Book | Online | |
| HCS-220003 | Cope 1030 Conversational Terminal Maintenance Manual |