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I have designed a project using Arduino Every board which uses MCU Atmega4809 chip and I have used Arduino IDE for programming but now I am planning to design my custom board I have used schematics of Arduino every board available on Arduino website . how can i upload the bootloader (Where can I get the bootloader from ) and how can I upload the Arduino code on new Atmega4809 Chips.

asked Apr 21, 2022 at 11:36

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Nano Every doesn't use a bootloader. The ATmega4809 on Nano Every is flashed with the SAMD11 used as UPDI programmer with Arduino firmware.

Optiboot supports ATmega4809 and MCUDude MegaCoreX supports different ATmega4809 configurations and Optiboot.

answered Apr 21, 2022 at 11:56

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