/****************************** File: ws2812.h *********************************
 * Author      : Reinhard     23.04.2025
 * Version     : V1.0.0
 * Settings    : MounRiver Studio MCU CH32X035
 * Description : Ansteuerung WS2812/WS2815 per SPI
 *               PA.7(SPI-MOSI) - WS2812/WS2815 Data
 *
 ******************************************************************************/
//--------------------------- Includes
#include <stdlib.h>

#ifndef __WS2812_H
#define __WS2812_H

struct cRGB {u_int8_t G; u_int8_t R; u_int8_t B;};

#define SPI1_PORT       'A'      // GPIO Port A
#define SPI1_SCK        PIN5     // SCK  LCD[SCL]: Serial Clock
#define SPI1_MOSI       PIN7     // SDA  LCD[SDA]: Serial Data In

#define spi_out_ws(daten)      {while (!(SPI1->STATR & SPI_I2S_FLAG_TXE)) {} SPI1->DATAR = daten;}

void spi_init_ws(void);

void send_WS2812(uint32_t *data, uint8_t nLED);

//--------------------------------------------------------------
#endif // __WS2812_H