2020-05-09, 01:04 AM
yes, each pin just needs to be grounded. For a matrix keypad you need more logic.
https://pypilot.org/wiki/lib/exe/detail....pinout.png
There are a few more pins GP5 and 6 for +- 10 and GP26 for tack.
https://pypilot.org/wiki/lib/exe/detail....pinout.png
There are a few more pins GP5 and 6 for +- 10 and GP26 for tack.