Step 1: Configuring Arduino Uno as an ISP: Since ATtiny85 is just a microcontroller, it requires an ISP (In-System Programming) to be programmed. So to program the ATtiny85, we need to first configure ...

Here we are using an Arduino UNO board to program the Atmega 328PU chip. UNO board is acting as an ISP (In System Programming) programmer to program the chip on a bread board or on a PCB. This method ...

7.) Unplug Programming connectings to PCB and flip the bottom right switch on the PCB to "NORM" mode. Make sure the PCB is getting power from the batter to the PCB. If this is the firt time ...