Adafruit has today launched the new Adafruit Trinket M0 microcontroller board which has been designed to be used with both Arduino and the CircuitPython IDE.

[Andy]’s keypad uses the very affordable Seeeduino Xiao, a tiny board that natively runs Arduino code. Since it has a SAMD21 processor, [Andy] chose to run CircuitPython on it instead.

Adafruit has unveiled a new low cost alternative of the company’s more fully featured Adafruit PyBadge, paring down the hardware to make it even more ...

Modern microcontrollers like the RP2040 and ESP32 are truly a marvels of engineering. For literal pocket change you can get a chip that’s got a multi-core processor running at hundreds of meg… ...