Here’s another tutorial by John Boxall of Tronixstuff: 74HC4067 16-channel analog multiplexer demultiplexer Now and again there’s a need to expand the I/O capabilities of your chosen micorocontroller, and instead of upgrading you can often use external parts to help solve the problem. One example of this is the 74HC4067 16-channel analog multiplexer demultiplexer. That’s a […]