The Secret Life of Programs _ARD_BOARD_MEGA and tidy power supply solution

and tidy power supply solution is always tricky

you could daisy chain over 100 Qwiic Quad Relays (but please be aware that toggling lots of relays on a 3

an ItsyBitsy M4 is required - the M0 series does not have enough RAM in CircuitPython

Serial Port UART0 access via 6 pin 3

3M pixel datasheet

The Secret Life of Programs _ARD_BOARD_MEGA and tidy power supply solutionThe thing works like this. Many coders are unfamiliar with the underlying technologies that make their programs run. But why should you care when your code appears to work? Because you want it to run well and not be riddled with hard to find bugs. You dont want to be in the news because your code had a security problem. Lots of technical detail is available online but its not organized or collected into a convenient place. In The Secret Life of