48-ch Digital I/O and 3-ch Counter PCI Express Card
  • 48 TTL digital I/O lines
  • Emulates mode 0 of 8255 PPI (every port with nibble)
  • Buffered circuits for higher driving capacity than the 8255
  • Interrupt handling capability
  • Timer/Counter interrupt capability
  • Supports both dry and wet contact
  • Keeps the I/O port setting and DO state after system reset
  • BoardID switch
  • Pattern match interrupt function for DI
  • “Change of state” interrupt function for DI
  • Programmable digital filter function for DI
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PCIE-1751 is a 48-bit digital I/O card for the PCI Express bus. Its 48 channels are divided into six 8-bit I/O ports and users can configure each 4-channel per port (nibble) as input or output via software. PCIE-1751 also provides three 32-bit counters.