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Move SM reset & DMA reprogramming to DMA IRQ handler, only trigger in PWM IRQ handler. Otherwise we would collide with the setup in the main loop.
author Daniel O'Connor <darius@dons.net.au>
date Tue, 25 Feb 2025 13:40:57 +1030
parents bf483219cb12
children
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Build:
cd build
cmake -DPICO_SDK_PATH=$HOME/projects/pico-sdk \
      -DPICO_TOOLCHAIN_PATH=/Applications/ArmGNUToolchain/12.2.rel1/arm-none-eabi/bin \
      -DCMAKE_BUILD_TYPE=Debug \
      ..
make -j 8

Debug:
https://github.com/majbthrd/pico-debug/blob/master/howto/openocd.md

openocd -f interface/cmsis-dap.cfg -f target/rp2040.cfg -s tcl -c "adapter speed 5000"
/Applications/ArmGNUToolchain/12.2.rel1/arm-none-eabi/bin/arm-none-eabi-gdb -ex "target ext :3333" modulator.elf
load
run

Debug probe appears as a composite device - the CMSIS debug interface and a CDC serial port which
has the UART of the debugee connected.