MicroPython Forum (Archive)

Damien wrote: ↑

Thu Apr 16, 2020 3:17 am

enable the PYBD 3.3V rail for the transceiver to work: pyb.Pin('EN_3V3').on()

Thanks that was it! That was stupid of me not checking the voltage.

Thank you, that worked :) Is it possible to tell standard vs extended frames from the ID? (eg extended IDs would be larger than 11 bits) I'm just reading the rx_msg.IDE variable in the pyb_can_recv() function in ports/stm32/can.c When casting it like this: MP_OBJ_NEW_SMALL_INT(rx_msg.IDE) it returns...

You can obtain the old firmware here: https://micropython.org/resources/firmware/PYBD-SF2-20190529-v1.10-445-ga9b1d3ca3.dfu If that firmware works but the latest doesn't, then it should be possible to track down the bug and fix it. Thank you very much, the old firmware worked! Unfortunately I neede...

Hello, after updating the firmware from: MicroPython v1.10-445-ga9b1d3ca3 on 2019-05-29; PYBD_SF2W with STM32F722IEK to: MicroPython v1.12-351-gbd5633778 on 2020-04-08; PYBD-SF2W with STM32F722IEK CAN communication stopped working. I have the older firmware on another pyboard and that works fine wit...