mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
96 lines
2.6 KiB
C
96 lines
2.6 KiB
C
/*
|
|
* SPDX-FileCopyrightText: 2019-2022 Espressif Systems (Shanghai) CO LTD
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
#pragma once
|
|
|
|
#include <stdint.h>
|
|
#include "esp_err.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/**
|
|
* @brief LED strip handle
|
|
*/
|
|
typedef struct led_strip_t *led_strip_handle_t;
|
|
|
|
/**
|
|
* @brief Set RGB for a specific pixel
|
|
*
|
|
* @param strip: LED strip
|
|
* @param index: index of pixel to set
|
|
* @param red: red part of color
|
|
* @param green: green part of color
|
|
* @param blue: blue part of color
|
|
*
|
|
* @return
|
|
* - ESP_OK: Set RGB for a specific pixel successfully
|
|
* - ESP_ERR_INVALID_ARG: Set RGB for a specific pixel failed because of invalid parameters
|
|
* - ESP_FAIL: Set RGB for a specific pixel failed because other error occurred
|
|
*/
|
|
esp_err_t led_strip_set_pixel(led_strip_handle_t strip, uint32_t index, uint32_t red, uint32_t green, uint32_t blue);
|
|
|
|
/**
|
|
* @brief Refresh memory colors to LEDs
|
|
*
|
|
* @param strip: LED strip
|
|
*
|
|
* @return
|
|
* - ESP_OK: Refresh successfully
|
|
* - ESP_FAIL: Refresh failed because some other error occurred
|
|
*
|
|
* @note:
|
|
* After updating the LED colors in the memory, a following invocation of this API is needed to flush colors to strip.
|
|
*/
|
|
esp_err_t led_strip_refresh(led_strip_handle_t strip);
|
|
|
|
/**
|
|
* @brief Clear LED strip (turn off all LEDs)
|
|
*
|
|
* @param strip: LED strip
|
|
*
|
|
* @return
|
|
* - ESP_OK: Clear LEDs successfully
|
|
* - ESP_FAIL: Clear LEDs failed because some other error occurred
|
|
*/
|
|
esp_err_t led_strip_clear(led_strip_handle_t strip);
|
|
|
|
/**
|
|
* @brief Free LED strip resources
|
|
*
|
|
* @param strip: LED strip
|
|
*
|
|
* @return
|
|
* - ESP_OK: Free resources successfully
|
|
* - ESP_FAIL: Free resources failed because error occurred
|
|
*/
|
|
esp_err_t led_strip_del(led_strip_handle_t strip);
|
|
|
|
/**
|
|
* @brief LED Strip Configuration
|
|
*/
|
|
typedef struct {
|
|
uint32_t strip_gpio_num; /*!< GPIO number that used by LED strip */
|
|
uint32_t max_leds; /*!< Maximum LEDs in a single strip */
|
|
} led_strip_config_t;
|
|
|
|
/**
|
|
* @brief Create LED strip based on RMT TX channel
|
|
*
|
|
* @param config LED strip specific configuration
|
|
* @param ret_strip Returned LED strip handle
|
|
* @return
|
|
* - ESP_OK: create LED strip handle successfully
|
|
* - ESP_ERR_INVALID_ARG: create LED strip handle failed because of invalid argument
|
|
* - ESP_ERR_NO_MEM: create LED strip handle failed because of out of memory
|
|
* - ESP_FAIL: create LED strip handle failed because some other error
|
|
*/
|
|
esp_err_t led_strip_new_rmt_device(const led_strip_config_t *config, led_strip_handle_t *ret_strip);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|