Posted in Arduino Hacks Tagged arduino, arduino pro mini, Electric Imp, imp, machine, mifare RC522, NFC, raspberry pi, Raspi, rfid, vending Finding An Active TX Pin On Cheap GPS January 30, 2015 ...

You can tell your board what to do by sending a set of instructions to the microcontroller on the board. To do so you use the Arduino programming language (based on Wiring), and the Arduino ...

In the Leonardo, an op-amp between the ATmega pin and the led means that loading is minimal and the pin can easily be used as an Arduino input. This buffer is missing on the Micro, which means even ...