ESP32 MCPWM

https://github.com/JoaoLopesF/ESP32MotorControl

https://github.com/espressif/esp-idf/tree/30545f4cccec7460634b656d278782dd7151098e/examples/peripherals/mcpwm

https://www.esp32.com/viewtopic.php?p=99121

https://blog.csdn.net/ai_ljh/article/details/126909884

https://docs.espressif.com/projects/esp-idf/zh_CN/latest/esp32/api-reference/peripherals/mcpwm.html