SparkFun Forums

[lxpottle]

Where can I find pin mapping documentation for the redboard artemis? I want to optimize digitalWrite and digitalRead functions by directly manipulating the ports register.

[TS-Russell]

Here's some https://cdn.sparkfun.com/assets/8/7/5/3 ... _Guide.pdf (pg 7-9) and the schematic here https://cdn.sparkfun.com/assets/4/5/a/3 ... ematic.pdf and here are the cores https://github.com/sparkfun/Arduino_Apollo3 and finally the forums viewforum.php?f=167&_ga=2.39231331.1532 ... 1615791300 if those don't get ya there