## PR description

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Please fill in your PR description here, which can include one of the following items: why to submit this PR; what is the problem solved and what is your solution;

And confirm in which case or board has been tested.
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The following content must not be changed in the submitted PR message. Otherwise, the PR will be closed immediately. After submitted PR, please use a web browser to visit PR, and check items one by one, and ticked them if no problem.

### The intent for your PR

Choose one (Mandatory):

- [ ] This PR is for a code-review and is intended to get feedback.
- [ ] This PR is mature, and ready to be integrated into the repo.

### Code Quality：

As part of this pull request, I've considered the following:

- [ ] Already check the difference between PR and old code.
- [ ] The style guide is adhered to, including spacing, naming and other styles.
- [ ] All redundant code is removed and cleaned up.
- [ ] All modifications to BSP are justified and do not affect other components or BSPs.
- [ ] I've commented appropriately where code is tricky.
- [ ] Code in this PR is of high quality.
- [ ] This PR complies with [RT-Thread code specification](../documentation/contribution_guide/coding_style_en.txt)