下载程序

pyocd flash -t stm32f429xi output/stm32.elf

使用pyocd调试：

1. 启动pyocd

pyocd gdbserver -t stm32f429xi

2. 启动gdb

arm-none-eabi-gdb -ex "target remote localhost:3333" 

使用openocd下载程序
 openocd -f interface/cmsis-dap.cfg -f target/stm32f4x.cfg -c "init; halt; flash write_image erase output/stm32.bin 0x08000000 bin; reset; shutdown"