The audio component centers around the SS8550 PNP transistor (Q1) which serves as a driver for the passive buzzer (BZ1). This ...

Hackaday regular [befinitiv] wrote into the tip line to let us know about a hack you might enjoy, wireless UART output from a bare STM32 microcontroller. Desiring the full printf debugging experien… ...

STMicroelectronics had built a general purpose power consumption tester and a general purpose power supply for any ≤3.6V microcontroller into its latest programme/debug probe for STM32 MCUs. Called ...