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Jerry Palacios
@@ -1,125 +1,110 @@
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// Copyright 2019 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/*
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* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include <stdint.h>
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#include "esp_err.h"
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#include "led_strip_rmt.h"
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#include "esp_idf_version.h"
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#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 1, 0)
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#include "led_strip_spi.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "esp_err.h"
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/**
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* @brief LED Strip Type
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*
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*/
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typedef struct led_strip_s led_strip_t;
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/**
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* @brief LED Strip Device Type
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*
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*/
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typedef void *led_strip_dev_t;
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/**
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* @brief Declare of LED Strip Type
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*
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*/
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struct led_strip_s {
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/**
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* @brief Set RGB for a specific pixel
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*
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* @param strip: LED strip
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* @param index: index of pixel to set
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* @param red: red part of color
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* @param green: green part of color
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* @param blue: blue part of color
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*
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* @return
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* - ESP_OK: Set RGB for a specific pixel successfully
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* - ESP_ERR_INVALID_ARG: Set RGB for a specific pixel failed because of invalid parameters
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* - ESP_FAIL: Set RGB for a specific pixel failed because other error occurred
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*/
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esp_err_t (*set_pixel)(led_strip_t *strip, uint32_t index, uint32_t red, uint32_t green, uint32_t blue);
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/**
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* @brief Refresh memory colors to LEDs
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*
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* @param strip: LED strip
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* @param timeout_ms: timeout value for refreshing task
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*
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* @return
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* - ESP_OK: Refresh successfully
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* - ESP_ERR_TIMEOUT: Refresh failed because of timeout
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* - ESP_FAIL: Refresh failed because some other error occurred
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*
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* @note:
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* After updating the LED colors in the memory, a following invocation of this API is needed to flush colors to strip.
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*/
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esp_err_t (*refresh)(led_strip_t *strip, uint32_t timeout_ms);
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/**
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* @brief Clear LED strip (turn off all LEDs)
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*
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* @param strip: LED strip
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* @param timeout_ms: timeout value for clearing task
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*
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* @return
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* - ESP_OK: Clear LEDs successfully
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* - ESP_ERR_TIMEOUT: Clear LEDs failed because of timeout
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* - ESP_FAIL: Clear LEDs failed because some other error occurred
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*/
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esp_err_t (*clear)(led_strip_t *strip, uint32_t timeout_ms);
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/**
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* @brief Free LED strip resources
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*
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* @param strip: LED strip
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*
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* @return
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* - ESP_OK: Free resources successfully
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* - ESP_FAIL: Free resources failed because error occurred
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*/
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esp_err_t (*del)(led_strip_t *strip);
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};
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/**
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* @brief LED Strip Configuration Type
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*
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*/
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typedef struct {
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uint32_t max_leds; /*!< Maximum LEDs in a single strip */
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led_strip_dev_t dev; /*!< LED strip device (e.g. RMT channel, PWM channel, etc) */
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} led_strip_config_t;
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/**
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* @brief Default configuration for LED strip
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* @brief Set RGB for a specific pixel
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*
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* @param strip: LED strip
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* @param index: index of pixel to set
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* @param red: red part of color
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* @param green: green part of color
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* @param blue: blue part of color
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*
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* @return
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* - ESP_OK: Set RGB for a specific pixel successfully
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* - ESP_ERR_INVALID_ARG: Set RGB for a specific pixel failed because of invalid parameters
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* - ESP_FAIL: Set RGB for a specific pixel failed because other error occurred
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*/
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#define LED_STRIP_DEFAULT_CONFIG(number, dev_hdl) \
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{ \
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.max_leds = number, \
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.dev = dev_hdl, \
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}
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esp_err_t led_strip_set_pixel(led_strip_handle_t strip, uint32_t index, uint32_t red, uint32_t green, uint32_t blue);
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/**
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* @brief Install a new ws2812 driver (based on RMT peripheral)
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*
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* @param config: LED strip configuration
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* @return
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* LED strip instance or NULL
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*/
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led_strip_t *led_strip_new_rmt_ws2812(const led_strip_config_t *config);
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* @brief Set RGBW for a specific pixel
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*
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* @note Only call this function if your led strip does have the white component (e.g. SK6812-RGBW)
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* @note Also see `led_strip_set_pixel` if you only want to specify the RGB part of the color and bypass the white component
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*
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* @param strip: LED strip
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* @param index: index of pixel to set
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* @param red: red part of color
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* @param green: green part of color
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* @param blue: blue part of color
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* @param white: separate white component
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*
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* @return
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* - ESP_OK: Set RGBW color for a specific pixel successfully
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* - ESP_ERR_INVALID_ARG: Set RGBW color for a specific pixel failed because of an invalid argument
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* - ESP_FAIL: Set RGBW color for a specific pixel failed because other error occurred
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*/
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esp_err_t led_strip_set_pixel_rgbw(led_strip_handle_t strip, uint32_t index, uint32_t red, uint32_t green, uint32_t blue, uint32_t white);
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/**
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* @brief Set HSV for a specific pixel
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*
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* @param strip: LED strip
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* @param index: index of pixel to set
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* @param hue: hue part of color (0 - 360)
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* @param saturation: saturation part of color (0 - 255)
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* @param value: value part of color (0 - 255)
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*
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* @return
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* - ESP_OK: Set HSV color for a specific pixel successfully
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* - ESP_ERR_INVALID_ARG: Set HSV color for a specific pixel failed because of an invalid argument
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* - ESP_FAIL: Set HSV color for a specific pixel failed because other error occurred
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*/
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esp_err_t led_strip_set_pixel_hsv(led_strip_handle_t strip, uint32_t index, uint16_t hue, uint8_t saturation, uint8_t value);
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/**
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* @brief Refresh memory colors to LEDs
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*
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* @param strip: LED strip
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*
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* @return
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* - ESP_OK: Refresh successfully
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* - ESP_FAIL: Refresh failed because some other error occurred
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*
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* @note:
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* After updating the LED colors in the memory, a following invocation of this API is needed to flush colors to strip.
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*/
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esp_err_t led_strip_refresh(led_strip_handle_t strip);
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/**
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* @brief Clear LED strip (turn off all LEDs)
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*
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* @param strip: LED strip
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*
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* @return
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* - ESP_OK: Clear LEDs successfully
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* - ESP_FAIL: Clear LEDs failed because some other error occurred
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*/
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esp_err_t led_strip_clear(led_strip_handle_t strip);
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/**
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* @brief Free LED strip resources
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*
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* @param strip: LED strip
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*
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* @return
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* - ESP_OK: Free resources successfully
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* - ESP_FAIL: Free resources failed because error occurred
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*/
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esp_err_t led_strip_del(led_strip_handle_t strip);
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#ifdef __cplusplus
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}
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