MB86603 Description
I/O SIGNAL OPEN OPEN Vss DBOE8 INIT TARG NC TEST2 Vss NC DB11 DB10 NC DB9 Vss NC DB8 NC I/O NC REQ VDD Vss NC C/D NC SEL NC MSG NC Vss NC RST NC ACK BSY Vss NC ATN NC SELOE RSTOE BSYOE VDD PIN No. ADDRESS 0-4 BUS HIGH ENABLE (UPPER DATA STROBE) CLOCK CHIP SELECT 0,1 DMA ACKNOWLEDGE DMA ADDRESS 0 DMA BUS HIGH ENABLE (DMA UPPER DATA STROBE) I/O READ (DMA READ/WRITE) I/O WRITE (DMA LOWER DATA STROBE) MODE READ...