Yamaha YIS604/128

Home personal computer

Yamaha YIS604/128 MSX2 personal home computer

1985 (July)
Initially sold for ¥99,800

The Yamaha YIS604/128 home personal computer is an MSX2 machine aimed at the Japanese home computer market. It shares the same chassis of the Yamaha YIS503II and is basically a CX7M/128 without any modules preinstalled in the side expansion slot. Comes with 128kb of RAM and 128kb of VRAM (hence the name) with a better graphics output enjoying all the extra functionalities that were possible with MSX2.

Yamaha YIS604 advertisement
Yamaha YIS604 advertisement
New video connections
New video connections
Back panel detail
Back panel detail

Technical
specifications

Computer

MSX BASIC v2.0
3.58 MHz Zilog Z80 CPU
128 kb RAM, 128 kb VRAM, 32 kb ROM

Connection terminals and interfaces

2 cartridge slots
Expander port
Printer connector
Joystick port 1, Joystick port 2
Tape interface
Video RF output, video composite output, RGB output

External
links