You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
92 lines
2.4 KiB
92 lines
2.4 KiB
#ifndef MPORK_WS2812_H
|
|
#define MPORK_WS2812_H
|
|
|
|
/* Includes ------------------------------------------------------------------*/
|
|
|
|
#include <common.h>
|
|
|
|
/* Exported types ------------------------------------------------------------*/
|
|
/* Exported constants --------------------------------------------------------*/
|
|
|
|
// PB8 - WS2812B data line
|
|
#define COLORLED_GPIO GPIOC
|
|
#define COLORLED_PIN GPIO15
|
|
|
|
#define RGB_RED rgb(255, 0, 0)
|
|
#define RGB_ORANGE rgb(255, 110, 0)
|
|
#define RGB_YELLOW rgb(255, 255, 0)
|
|
#define RGB_LIME rgb(160, 255, 0)
|
|
#define RGB_GREEN rgb( 0, 255, 0)
|
|
#define RGB_CYAN rgb( 0, 255, 120)
|
|
#define RGB_BLUE rgb( 0, 0, 255)
|
|
#define RGB_MAGENTA rgb(255, 0, 255)
|
|
#define RGB_WHITE rgb(255, 255, 255)
|
|
#define RGB_BLACK rgb( 0, 0, 0)
|
|
|
|
/* Exported macros -----------------------------------------------------------*/
|
|
|
|
/**
|
|
* @brief Compose an RGB color.
|
|
* @param r, g, b - components 0xFF
|
|
* @returns integer 0xRRGGBB
|
|
*/
|
|
#define rgb(r, g, b) (((0xFF & (r)) << 16) | ((0xFF & (g)) << 8) | (0xFF & (b)))
|
|
|
|
/* Get components */
|
|
#define rgb_r(rgb) (((rgb) >> 16) & 0xFF)
|
|
#define rgb_g(rgb) (((rgb) >> 8) & 0xFF)
|
|
#define rgb_b(rgb) ((rgb) & 0xFF)
|
|
|
|
/* Exported functions --------------------------------------------------------*/
|
|
|
|
/**
|
|
* @brief Struct for easy manipulation of RGB colors.
|
|
*
|
|
* Set components in the xrgb.r (etc.) and you will get
|
|
* the hex in xrgb.num.
|
|
*/
|
|
typedef union {
|
|
|
|
/** Struct for access to individual color components */
|
|
struct __attribute__((packed)) {
|
|
uint8_t b;
|
|
uint8_t g;
|
|
uint8_t r;
|
|
};
|
|
|
|
/** RGB color as a single uint32_t */
|
|
uint32_t num;
|
|
|
|
} ws2812_rgb_t;
|
|
|
|
|
|
/**
|
|
* @brief Macro to compose the RGB struct.
|
|
*
|
|
* You can also use {.num = 0xFF0000} to set the hex directly.
|
|
*/
|
|
#define WS2812_RGB(r, g, b) {.num = (((r) & 0xFF) << 16) | (((g) & 0xFF) << 8) | ((b) & 0xFF)}
|
|
|
|
/**
|
|
* @brief Send a sequence of colors, then display it.
|
|
* @param GPIOx
|
|
* @param pin
|
|
* @param rgbs : array of colors
|
|
* @param count : array length
|
|
*/
|
|
void ws2812_send(GPIO_TypeDef *GPIOx, uint16_t pin, uint32_t *rgbs, uint32_t count);
|
|
|
|
/**
|
|
* @brief Send a single color.
|
|
* @param GPIOx
|
|
* @param pin
|
|
* @param rgb : color to show
|
|
*/
|
|
void ws2812_single(GPIO_TypeDef *GPIOx, uint16_t pin, uint32_t rgb);
|
|
|
|
/**
|
|
* @brief Wait the necessary time for the colors sent using ws2812_single() to show.
|
|
*/
|
|
void ws2812_flip();
|
|
|
|
#endif //MPORK_WS2812_H
|
|
|