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A microcontroller board based on the ATmega2560 or 1280 chip. Use this tag for questions specifically regarding the Mega, and not just general Arduino usage.

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Custom ATMega 2560 board won't execute Arduino code

When using an empty ATMega2560 you need to change the fuse settings, otherwise it will just upload your code but it won't execute. This tutorial explains it very clearly: Programming ATMega 2560 with …
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Custom ATMega 2560 board won't execute Arduino code

I have a custom PCB with an ATMega 2560 microcontroller on it. To test if the ATMega was working properly, I uploaded the following code: void setup() { Serial.begin(9600); Serial.println("Test s …
nicolaasb's user avatar