Pmod IOXP: I/O Expansion Module

Pmod IOXP: I/O Expansion Module

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Product Description

The Pmod IOXP is an I/O expansion module powered by the  Analog Devices ADP5589. By communicating with the chip through I2C, users can take advantage of up to 19 additional I/O pins as well as a keypad matrix decoder. 

Support Materials

DatasheetSchematics (PDF)

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  • Communicates via the I2C interface
  • 16-element FIFO for event recording
  • 19 configurable I/Os
  • Built in keypad decoding for matrices up to 11×8
  • PWM generator
  • Open-drain interrupt output
  • Dual Programmable logic blocks
  • Debouncing on IOs



  • Pmod IOXP
  • Custom antistatic Pmod packaging