Category: MCP23017

7 segment display / Arduino / Grbl / I2C / MCP23017 / Motor encoder / Python / Quadrature decoder / Stepper motor / Stepper motor driver / Tutorial / u8051

July 27, 2020

Adding a Motor Encoder to your Project!

I found a motor controller on a powermax II stepper motor and decided to try to see how it works. Took some playing around but after finding some wiring bugs it works really well...

7 segment display / I2C / MCP23017 / Tutorial / u8051

July 18, 2020

MCP23017 Port expander tutorial

Check out this project: Shows how to use an IO port expander with I2C protocol via 8051 controller to utilize a 7 seg display!