int luat_pwm_capture(int channel, int freq)
获取pwm 频率 本功能暂未实现
int luat_pwm_open(int channel, size_t period, size_t pulse, int pnum)
打开pwm 通道
int luat_pwm_close(int channel)
关闭pwm 接口
int luat_pwm_update_dutycycle(int channel, size_t pulse)
修改占空比
int luat_pwm_set_callback(int channel, CBFuncEx_t callback, void *param)
设置PWM输出完成回调,只有open时,pnum不为0才有回调,必须在pwm open前设置
int luat_pwm_setup(luat_pwm_conf_t *conf)
配置pwm 参数
struct luat_pwm_conf luat_pwm_conf_t
PWM控制参数