• Part: 82C55
  • Manufacturer: Intel Corporation
  • Size: 325.10 KB
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82C55 Description

Symbol PA3 0 RD CS Pin Number Dip PLCC 1 4 5 6 2 5 6 7 Type I O I I Name and Function PORT A PINS 0 3 Lower nibble of an 8-bit data output latch buffer and an 8-bit data input latch READ CONTROL This input is low during CPU read operations CHIP SELECT A low.