Protec Microsystèmes PRO-83
The PRO-83 is a Z80 single-board computer produced by the Canadian company Protec Microsystèmes Inc.
I purchased this example at the VCF East event in October of 2021, not knowing anything about it except what little the seller could tell me.
Features
- Zilog Z80 CPU at 2 MHz
- 2KB DRAM
- Machine language monitor in ROM
- Six-digit display
- 24-key keypad
- Cassette interface
- 100-pin expansion slot
- Two user I/O ports
- PRO-VIDEO Expansion Card
- Additional 10KB system RAM
- MC6847P Video Display Generator
- 6KB Video RAM
- Additional two-port I/O controller
- Two 2532 EPROMs with editor and assembler programs
- One EPROM socket for writing EPROMs (selectable 5v or 25v supply)
- QWERTY Matrix Keyboard (Apple II layout)