Function name:mfsSetLeoBusyFunc 芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋芋 Format: void mfsSetLeoBusyFunc(void (*func)(void)) Arguments: func Callback function Return value: None Function: Registers PI control function (before using PI) Description: This function registers a callback function that is to be called within MFS before an asynchronous Leo function is called. The callback function registered by this function mainly includes PI exclusive control code.