MicroPython Forum (Archive)

It's a Pyboard 1.1 I don't see how i would have short circuited the VIN with the 3V3 given the 3V3 port was already used by a protected cable (unless the short circuit was done in the test plate). I also tried the outside VIN+GND and it didn't work either. Maybe it can be because the battery cables ...

I'm new to the electronics world and made my first project on my Pyboard with an I2C. The I2C was functionnal, but then I tried to power up the Pyboard with an external 9.3 V / 3A battery with the pins on V+ and GND. It worked once but afterwards the Pyboard stopped responding and the chip next to X...