I’m trying to upload a program to an arduino nano copy, in the Arduino IDE I have to select Processor: ATmega328 to upload successfully. This is my platrom.ini file: [platformio] default_envs = nanoatmega328new [env:nanoatmega328new] platform = atmelavr board = nanoatmega328new framework = arduin…

Does your Nano have a CH340 chip as serial converter? Then I’d recommend you install the latest driver from the vendor CH341SER.EXE - 南京沁恒微电子股份有限公司 (blue download button). And your Arduino Nano has a Atmega328 chip on it and not a 168 one? You could also try to use different bootloader baud rates,…

PlatformIO Community

Can't upload to Arduino Nano copy

PlatformIO IDE

maxgerhardt January 28, 2021, 1:59pm 7

No I meant now that the bootloader is on there and you can flash with the Arduino IDE, then PlatformIO should be able to upload normally too now via the serial bootloader, no?