Casio MX-101

The Casio MX-101 was a better-equipped MSX1 keyboard computer with 64 KB RAM and the standard colour graphics, sound and cartridge environment.

Its full memory made Casio’s compact MSX design more useful with larger BASIC programs and disk peripherals.

Notable Features

• 64 KB RAM
• MSX1 software compatibility
• Compact keyboard console

Historical Significance

• Its full memory made Casio’s compact MSX design more useful with larger BASIC programs and disk peripherals.

Collector’s Notes

• Power and video standards vary by market; keyboard membranes and cartridge connectors deserve testing.
• Memory, storage, displays and expansion hardware should be documented because configurations often changed during a system’s working life.

Specifications

Technical Information
Name	Casio MX-101
Manufacturer	Casio
Launched	Wednesday, January 1, 1986
Country	Japan
CPU	Zilog Z80A compatible
Units Sold
Form Factor	Keyboard console
Power	Internal or external mains supply
Networking	None built in
Operating System	MSX BASIC; MSX-DOS on disk-equipped models
Expansion / I/O	Cartridge, cassette, joystick, printer and video connections
Keyboard	Integrated keyboard
Storage	Cartridge and cassette; optional floppy disk
Sound	AY-3-8910-compatible three-voice PSG plus noise
Colours	16 on MSX1; expanded palette on MSX2/2+
Graphics	TMS9918-family 256 x 192 pixel graphics
Display	Television or monitor
ROM	MSX BIOS and BASIC plus model firmware
RAM	64 KB main RAM and 16 KB video RAM
CPU Speed	3.58 MHz