Hi, I’m having trouble uploading to Feather M0, despite it works fine with Arduino IDE. The problem as I can see is that PIO forcing reset the device and wait for new comport to appear, whereas the board is expecting no reset since resetting results in not being in the bootloader mode (bootloader ne…

Hey, I got myself an Adafruit Feather M0 and can successfully upload code using the following python modification: elif upload_protocol == "sam-ba": env.Replace( UPLOADER="bossac", UPLOADERFLAGS=[ "--port", '"$UPLOAD_PORT"', "--write", "--veri…

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Upload to Adafruit Feather M0 (SAMD21) does not work

maxgerhardt August 10, 2019, 10:50am 3

Nope, opening the serial port at 1200 baud will also cause it to enter bootloader mode, which is what bossac is using, see thread here.

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