Programming/Debugging a Beecore STM32F3 board

beecore-stm32f3x-debug.md

Related:

• f1 board debugging with OpenOCD
• f1 Arduino-STM32

If you see the following error, you have a permissions problem:

Error: libusb_open() failed with LIBUSB_ERROR_ACCESS

Add to udev rules:

# STLink v2
ATTRS{idVendor}=="0483", ATTRS{idProduct}=="3748", MODE="660", GROUP="plugdev", TAG+="uaccess"

Betaflight

Set up udev rules

# DFU (Internal bootloader for STM32 MCUs)
ACTION=="add", SUBSYSTEM=="usb", ATTRS{idVendor}=="5740", ATTRS{idProduct}=="df11", MODE="0664", GROUP="plugdev", ENV{ID_MM_DEVICE_IGNORE}="1"
ACTION=="add", SUBSYSTEM=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="df11", MODE="0664", GROUP="plugdev", ENV{ID_MM_DEVICE_IGNORE}="1"