RP2040

Repo for all things RP2040.

Get Started Guide | Libraries & tools | Datasheet

Settings things up:

Flashing ST-Link V2 as Black Magic Probe. Follow this link or follow the steps below:

start OpenOCD:

openocd -f interface/stlink-v2.cfg -f board/the_board.cfg \
       -c 'reset_config trst_and_srst'

Connect GDB to OCD:

arm-none-eabi-gdb --eval-command="target remote localhost:3333" firmware_binary.elf

Open the ST-Link v2 programmer and connect the SWD pins as shown below:

Clone Blackmagic git:

git clone https://github.com/blacksphere/blackmagic.git

Build it!

cd blackmagic
make
cd src
make clean
make PROBE_HOST=stlink

Unlock the memory before the programmer is flashed

openocd -f interface/stlink-v2.cfg -f target/stm32f1x.cfg \
        -c "init; reset halt; stm32f1x unlock 0; reset halt; exit"

Erase the flash memory

st-flash erase

Update actual Black Magic Probe:

st-flash write blackmagic.bin 0x8000000

Write Firmware

st-flash --reset write blackmagic.bin 0x8002000