Supper Thomas

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https://interrupt.memfault.com/blog/arm-semihosting

keil 不支持。

https://mp.weixin.qq.com/s/zfgnuhSFL1LxbzBGK3qsnA

![Image](https://github.com/user-attachments/assets/8ac6ac46-8108-4031-9390-af1a9d4bdbd0)

背面的5根线,接到对应板子上即可,rst要接,不接的话,keil烧入,application run启动不了 - 3v3 - swdio - swclk - gnd - rst

windows env中打印环境变量`set`

设置环境变量`set SRTT_BSP=qemu-vexpress-a9`

查看PR差异文件路径 ``` - name: Get changed files id: changed-files uses: tj-actions/changed-files@v45 - name: List all changed files env: ALL_CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }} run: | for file in ${ALL_CHANGED_FILES}; do echo...

https://github.com/riscv-collab/riscv-gnu-toolchain/releases 这个是RISCV的版本

https://github.com/xpack-dev-tools/riscv-none-elf-gcc-xpack/releases 这个是XPACK的版本