espressif/ESP8266_RTOS_SDK
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feature(ledc): Redefine duty

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This commit is contained in:
chenzhengwei
2019-10-10 15:33:22 +08:00
committed by dongheng
parent 2fa4782599
commit 046ba744fa
3 changed files with 162 additions and 87 deletions
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22
components/esp8266/include/driver/ledc.h
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@ -18,6 +18,8 @@
extern "C" {
#endif
#include "esp_err.h"
#define PERIPH_LEDC_MODULE (0)
#define LEDC_APB_CLK_HZ (APB_CLK_FREQ)
#define LEDC_REF_CLK_HZ (1*1000000)
#define LEDC_ERR_DUTY (0xFFFFFFFF)
@ -91,6 +93,7 @@ typedef struct {
ledc_mode_t speed_mode; /*!< LEDC speed speed_mode, high-speed mode or low-speed mode */
union {
ledc_timer_bit_t duty_resolution; /*!< LEDC channel duty resolution */
ledc_timer_bit_t bit_num __attribute__((deprecated)); /*!< Deprecated in ESP-IDF 3.0. This is an alias to 'duty_resolution' for backward compatibility with ESP-IDF 2.1 */
};
ledc_timer_t timer_num; /*!< The timer source of channel (0 - 3) */
uint32_t freq_hz; /*!< LEDC timer frequency (100Hz ~ 1KHz) */
@ -203,6 +206,25 @@ esp_err_t ledc_fade_func_install(int intr_alloc_flags);
*/
esp_err_t ledc_fade_func_uninstall(void);
/**
* @brief LEDC stop.
* Disable LEDC output, and set idle level
*
* @param speed_mode Select the LEDC speed_mode, high-speed mode and low-speed mode
* @param channel LEDC channel (0-7), select from ledc_channel_t
* @param idle_level Set output idle level after LEDC stops.
*
* @return
* - ESP_OK Success
* - ESP_ERR_INVALID_ARG Parameter error
*/
esp_err_t ledc_stop(ledc_mode_t speed_mode, ledc_channel_t channel, uint32_t idle_level);
/**
* it is an empty function
*/
int periph_module_enable(int none);
#ifdef __cplusplus
}
#endif