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Lemming board v2.0 design #6

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ArcticSnow opened this issue May 22, 2019 · 1 comment

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ArcticSnow commented May 22, 2019

Discussion and notes about the Lemming v2.0 board

Main points:

incorporate i2c isolator, i2c multiplexer
add GPS terminal Qwiicc for Sparkfun board
add iridium screw terminals
add terminal for i2c multiplexer lines
5V output

ArcticSnow assigned ArcticSnow and johnhulth

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johnhulth commented May 22, 2019 •

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Qwiic GPIO
https://www.sparkfun.com/products/14716

I2C isolator
https://www.maximintegrated.com/en/products/interface/isolation/MAX14937.html
http://www.ti.com/product/ISO1541

I2C multiplexer
https://www.adafruit.com/product/2717
https://www.sparkfun.com/products/14685
http://www.ti.com/product/TCA9548A#
http://www.ti.com/product/TCA9548A-Q1

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