pico-mdebug

mdebug firmware for pico / rp2040
git clone http://frotz.net/git/pico-mdebug.git
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README (788B)

      1 mdebug firmware for rpi pico / rp2040
      2 -------------------------------------
      3 
      4 WARNING: WORK IN PROGRESS. DEFAULT PINOUT MAY CHANGE.
      5 
      6                  +---USB---+
      7    debug-uart-tx |o        :
      8    debug-uart-rx |o
      9              gnd |o
     10 swdclk-to-target |o
     11  swdio-to-target |o
     12                  |o
     13                  |o
     14              gnd |o
     15                  :
     16 
     17 building:
     18   1. checkout along-side pico-sdk
     19   2. mkdir build && cd build && make ..
     20   3. cd build && make
     21 
     22 third party code:
     23   swd-io.pio and swd-pio.h based on picoprobe
     24   https://github.com/raspberrypi/picoprobe
     25 
     26 mdebug cortex-m debugger available here:
     27   https://github.com/swetland/mdebug/
     28 
     29 todo:
     30 - investigate performance issues vis lpclink2 implementation
     31 - support level shifters (needs custom/addon board)
     32 - add swo/uart support
     33