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David Allcock edited this page Jun 18, 2020 · 2 revisions
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High speed, 16 channel, non-isolated IO EEM board

Design files (schematics, PCB layouts, BOMs) can be found at DIO_MCX/releases.



  • 16 IOs, MCX, 50Ohm capable (3V3 drive levels)
  • direction controlled by DIP switch in 4 groups
  • direction status and control available via I2C, it is also indicated on the panel
  • 2 EEM connectors, single EEM operation is possible
  • each IO can be individually 50Ohm terminated. Termination status is indicated on the panel DIO_MCX