Picproje Elektronik Sitesi

unsigned char dr[nDots]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
unsigned char dg[nDots]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
unsigned char db[nDots]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};



#define      ws2811_zero    0b10000000
#define    ws2811_one      0b11110000


void WS2811send(){
    unsigned int j;
    unsigned int Mask;
    long ii;
    for(ii=0;ii<nDots;ii++){
        Mask=0x80;
        for (j=0;j<8;j++){
            if(Mask & db[ii]) spi_write(ws2811_one);
            else spi_write(ws2811_zero);
            Mask>>=1;
        }
        Mask=0x80;
        for (j=0;j<8;j++){
            if(Mask & dr[ii]) spi_write(ws2811_one);
            else spi_write(ws2811_zero);
            Mask>>=1;
        }
        Mask=0x80;
        for (j=0;j<8;j++){
            if (Mask & dg[ii]) spi_write(ws2811_one);
            else spi_write(ws2811_zero);
            Mask>>=1;
        }

    }
   delay_us(50);
}