Zilog Z0842884PSC

Zilog Z0842884PSC is a PIO (parallel input/output), an interface IC that adds two programmable parallel ports to a Z80-based system, reducing CPU overhead for parallel I/O, handshaking, and interrupt-driven transfers. An IC in the Z0842884PSC class belongs to the Zilog Z80 PIO family and provides two independent 8-bit ports, port A and port B,...