SPI-POTX2

From blwiki
Jump to: navigation, search

Tindie-larges-v2.png

Dual Digital Potentiometer

SPI-POTX2-640px.jpg

Features

  • Dual Digital potentiometer - MCP4231
    • 7-bit: 128 Resistors (129 Steps)
    • Zero Scale to Full Scale Wiper operation
    • 10K
  • SPI Interface
    • SPI Serial Interface (10 MHz, modes 0,0 & 1,1)
    • High-Speed Read/Writes to wiper register
  • 2.7V to 5.5V
  • Daisy-chain connector
  • 49x49mm form factor
  • (4) #4-40 mounting holes

Connectors

SPI-POTX2-Front.png

J1, J3 - SPI connector

  1. MISO
  2. +V
  3. SCK
  4. MOSI
  5. SS
  6. GND

J2 - SPI Connector

  1. MISO
  2. +V
  3. SCK
  4. MOSI
  5. SS
  6. GND

POT0, POT1

  1. GND
  2. B SIDE
  3. WIPER
  4. A SIDE
  5. +V

Programming

Arduino Driver

Raspberry Pi Driver

R32V2020 RISC CPU Driver

Testing

First Article Testing

Production Tests

Assembly Sheet