How to use? ATmega328P Development Board for Arduino UNO R3 Bootloader Project DIY How to use? ATmega328P Development Board for Arduino UNO R3 Bootloader Project DIY.
The purpose of this board is to flash (Arduino) bootloader to Atmega 328 chips. It has not a build in programmer, only a ICSP header to connect the programmer.

So wire it with a programmer and then chip in, ZIF close, burn bootloader, ZIF release, chip out, next chip in, ZIF close, ....

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