static void LCD5110_LCD_write_byte(uint8_t dat, uint8_t command) {
uint8_t i;
LCD5110_CS(0); //SPI_CS = 0;
delay_us(20);
if (command == 0)
LCD5110_DC(0); //LCD_DC = 0;
else
LCD5110_DC(1); //LCD_DC = 1; - write data to RAM
delay_us(20);
for (i = 0; i < 8; i++) {
LCD5110_MO(dat & 0x80); //SPI_MO = dat & 0x80;
dat = dat << 1;
LCD5110_SCK(0); //SPI_SCK = 0;
delay_us(1);
LCD5110_SCK(1); //SPI_SCK = 1;
delay_us(1);
}
LCD5110_CS(1); //SPI_CS = 1;
}
void LCD5110_init()
{
LCD5110_GPIO_Config();
LCD5110_DC(1);//LCD_DC = 1;
LCD5110_MO(1);//SPI_MO = 1;
LCD5110_SCK(1);//SPI_SCK = 1;
LCD5110_CS(1);//SPI_CS = 1;
LCD5110_LCD_delay_ms(70);
LCD5110_LCD_write_byte(0x21,0); //21
LCD5110_LCD_write_byte(0xC2,0); //C2
LCD5110_LCD_write_byte(0x06,0); //06
LCD5110_LCD_write_byte(0x13,0); //13
LCD5110_LCD_write_byte(0x20,0); //20
LCD5110_clear();
LCD5110_LCD_write_byte(0x0C,0); // 0X0D positive
}
void LCD5110_LCD_write_byte(unsigned char dat,unsigned char mode)
{
unsigned char i;
LCD5110_CS(0);//SPI_CS = 0;
if (0 == mode)
LCD5110_DC(0);//LCD_DC = 0;
else
LCD5110_DC(1);//LCD_DC = 1;
for(i=0;i<8;i++)
{
LCD5110_MO(dat & 0x80);//SPI_MO = dat & 0x80;
dat = dat<<1;
LCD5110_SCK(0);//SPI_SCK = 0;
LCD5110_SCK(1);//SPI_SCK = 1;
}
LCD5110_CS(1);//SPI_CS = 1;
}
