* or ‘‘personality’’ to further enhance the power and flexibility of the 82C55A Port A One 8-bit data output latch buffer and one 8-bit input latch buffer Both ‘‘pull-up’’ and ‘‘pulldown’’ bus hold devices are present on Port A Port B One 8-bit data input output latch buffer Only ‘‘pull-up’’ bus hold
82C55A
Intel Corporation
325.10 KB
Chmos programmable peripheral interface.
82C55A CHMOS PROGRAMMABLE PERIPHERAL INTERFACE Y Compatible with all Intel and Most Other Microprocessors High Speed ‘‘Zero Wait State’’ Operation wi.
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