Tagged: Arduino

Electronics and Computing

May 29, 2016

Arduino MCP23017 16 bit IO Expander. 8 chips,128 added pins!

Here are 8 mcp23017 chips daisy-chained using an Arduino pro mini. There are now 128 added...

Electronics and Computing

April 28, 2015

Arduino – Emic 2 text-to-speech module triggered from Winsen mq-4 gas sensor

Here is the Emic 2 text-to-speech module, along with the Winsen mq-4 gas sensor! In this...