24-ch Digital I/O Low Profile Universal PCI Card

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  • Low profile PCI form factor
  • Universal PCI bus
  • 24 TTL level digital I/O channels
  • Emulates mode 0 of 8255 PPI
  • Buffered circuits provide higher driving capability
  • Interrupt handling capability
  • Output status read-back
  • I/O configurable by software or on board DIP switch
  • Keeps the output settings and values after system hot reset
  • BoardID™ switch
  • Convenient DB25 connector
  • Supports both dry and wet contact

PCI-1757UP is a 24-channel digital I/O low profile PCI card that meets the PCI standard REV.2.2 (universal PCI expansion card). The card also works with 3.3 V and 5 V PCI slots, and provides you with 24 parallel digital input/output channels that emulate mode 0 of the 8255 PPI chip. However, the buffered circuits offer a higher driving capability than the 8255.