It should be bridged for 5V Pro Micro. Without the solder bridge cheap Pro Micro spit out only 4.6V instead of 5V at both VCC and RAW pin in my test. This is due to forward voltage drop of protection ...

USB-C versus USB Micro connectors are turning into one of the holy wars of our time. Rather than be left on the wrong side of the divide [Stefan S] has come up with his own USB-C version of of an ...

The Pro Micro is a microcontroller with an ATMega32U4 IC on board. The USB transceiver is inside the 32U4, adding USB connectivity on-board without external USB interfaces. The Pro Micro comes in both ...

Macro pads are handy for opening up your favorite programs or executing commonly used keyboard shortcuts. But why stop there? That’s what [Jeroen Brinkman] must have been thinking while creating the ...

Teensy 4.0 and 4.1 Cortex-M7 development boards are to be manufactured by SparkFun Electronics. The boards are attractive because they offer a combining a powerful (600MHz dual-issue superscaler) ...