ISA PCB Pattern Layout and Pin Assignment Critique

ISA PCB Pattern Layout and Pin Assignment Critique isa slot pinout Signal direction: If you're talking about 8-bit ISA slot , then A0-A19 and IORIOW isa slot pinout Same pinout as the A500 one basically Tatoo on a bridge card and some ISA slots and you could cover your entire posterior region! :

isa slot pinout ISA interface is built using 8255 for extra control and address wires, pair of 74374's for capturing high byte of 16-bit data bus, and some glue logic for bus

isa slot uses 98 pin ISA EDGE male photo and diagram The pinouts for the 98 pin ISA EDGE male connector are: ISA bus pinout computer pinouts PC interfaces  Same pinout as the A500 one basically Tatoo on a bridge card and some ISA slots and you could cover your entire posterior region! :