HP 85
Desktop technical computer, 1980, Hewlett-Packard. The HP-85 is an all-in-one scientific computer with built-in CRT display, tape drive and thermal printer.
| Year | 1980 |
|---|---|
| Manufacturer | Hewlett-Packard |
| Processor | proprietary, 613 kHz |
| Arithmetic | BCD (binary coded decimal), 15 significant digits internally, 12 displayed |
| RAM | 16 KB (plus 16 KB external expansion) |
| Display | 5 inch CRT, 256 x 192 pixels |
| Tape drive | 210 KB cartridges, 650 bytes/s, 2 tracks, 1600 bpi |
| Built-in thermal printer | 5 x 7 matrix, 32 characters per line |
| External peripherals | floppy disk drive, hard disk, plotter, dot matrix printer |
| Interfaces | RS232, modem, HP-IB, HP-IL, GPIO, BCD, speech synthesis module |
| Operating system | proprietary, in ROM (BASIC) |
| Base price (1980) | $3,250 |
Documentation
- HP 85 - Brochure
- HP 85 - Brochure
- HP 85 - BASIC Exchange newsletter, Fall 1980
- HP 85 - BASIC Exchange newsletter, Spring 1981
- HP 85 - BASIC Exchange newsletter, Summer 1980
- HP 85 - BASIC Exchange newsletter, Summer 1981
- HP 85 - 82905B printer owner's manual
- HP 85 - HP-85 pocket guide
- HP 85 - I/O programming guide
- HP 85 - Operator's manual
- HP 85 - Owner's manual and programming guide
- HP 85 - Programming guide
- HP 85 - ROM and interface specifications
- HP 85 - Series 80 configuration guide
- HP 85 - Service manual
- HP 85 - Service manual
- HP 85 - Service manual
- HP 85 - User's guide
- HP 85 - User's guide
- HP 85 - Software
