It is assumed that you are familiar with uGFX or have some experience in the arduino environment, including writing and using custom libraries. You should then be able to compile the example sketch.

While newer Arduinos and Arduino compatibles (including the Hackaday.io Trinket Pro. Superliminal Advertising!) either have a chip capable of USB or rely on a V-USB implementation, the old fogies o… ...

each with different compile parameters. It can be used e.g. to test-compile all examples contained in an Arduino library repository. If you require a custom library for your build, add an extra step ...

OSes have their use, but low level precise timing (for example) is not one of them. I had a number of applications where I actually counted the cycles of a micro (68hc11, PIC, etc).

Now you can write data to the SD card. First, open the “Datalogger” example sketch (File > Examples > SD > Datalogger) and upload it to Arduino. This sketch reads the value from three analog input ...

Note that you cannot do this in the Arduino IDE itself because it tries to protect the BareMinimum example from being overwritten. A custom sketch template also is a great way to automatically add the ...