486 AST motherboard UP8810A riser card PCI pinout found

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

Connector Pinouts ISA Connector Component Side A1: *CHKCHK B1: GND A2: SD7 Note that IRQ13 is not present on the ISA bus connector

isa slot pinout The card's dimensions are 272 mm x 111 mm x 36 mm, and it features a dual-slot cooling solution Shader ISA: Display Core Next: 0

isa slot adapter Each EISA connector output signal is capable of driving two low-power Schottky loads For the Type 1 system board, the EISA bus is driven at , for the