台灣相容主機板起飛的年代
上面的6502 相容CPU
1 MHz 就可以跑road runner 好玩遊戲
UMC UM6502 specifications
General information
Type CPU / Microprocessor
Family UMC 650x
CPU part number UM6502 is an OEM/tray microprocessor
Frequency ? 1 MHz
Package 40-pin plastic DIP
Socket DIP40

