- Published: Friday, 23 April 2010
- Written by LightSpeed334
After a recent discussion on the forum regarding shift registers, I thought I would share what I have done with the feedback from others.
Whats a MCP23S17?
Its a 16-Bit I/O Expander with Serial Interface. In other words, it extends the number of logic I/O's available to a micro controller (handy for driving a large number of LEDs for example!).Discuss this article in the forums (0 replies).