33 lines
599 B
C
33 lines
599 B
C
/*
|
|
* MTG RFID Companion - WS2812B Neopixel LED manager (RMT)
|
|
*
|
|
* Phase 7 Step 7.3: Single WS2812B driver on GPIO 27. LED holds the last
|
|
* transmitted color until it is overwritten.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "esp_err.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/**
|
|
* @brief Initialize RMT TX channel for the Neopixel.
|
|
*/
|
|
esp_err_t led_manager_init(void);
|
|
|
|
/**
|
|
* @brief Set the LED color immediately (GRB order internally).
|
|
*/
|
|
esp_err_t led_manager_set_color(uint8_t r, uint8_t g, uint8_t b);
|
|
|
|
/**
|
|
* @brief Turn the LED off.
|
|
*/
|
|
esp_err_t led_manager_off(void);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif |