10 PWM输出为0，求指教！（已贴出完整的drv_pwm）

发布于 2021-11-15 22:08:14 浏览：1368 订阅该版

[drv_pwm.c](https://oss-club.rt-thread.org/uploads/20211115/eb293d3e2511505a21c7e739b11adf53.c)
![完整1.png](https://oss-club.rt-thread.org/uploads/20211115/da69817782593903c6daccf4e67aacb9.png.webp)
![完整2.png](https://oss-club.rt-thread.org/uploads/20211115/967382b61877ddd871a0e30a7d82acd5.png.webp)
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![完整9.png](https://oss-club.rt-thread.org/uploads/20211115/81dbcb13618d5aee2edeae3e861aa610.png.webp)
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![完整12.png](https://oss-club.rt-thread.org/uploads/20211115/6155a3b9034c0ed52d51e309168e3e86.png.webp)
目前仍然无法输出PWM，工程文件用的是官方的LED例程，在其基础上配置了PWM，主函数（PWM控制LED）改进自官方例程，list_device可以查看到PWM1、PWM2，按照标准流程配置，仍然无法输出，不知如何是好，求指教。使用相关命令会如下图：
![现象.png](https://oss-club.rt-thread.org/uploads/20211115/9a3a873cd55e84c98d98a46dff7aafd0.png)
且进入PWM例程后会陷入死循环，无法再弹出msh命令。