/*
void Clock()
{
SCK = 1;
SPI_delay(SDELAY);
SCK = 0;
SPI_delay(SDELAY);
}
*/
u8 SPI_Read_8Bits()
{
u8 temp,i;
for(i=0;i<8;i++)
{
SCK_LOW;
SPI_delay(SDELAY);
temp = temp<<1;
if(PORTC & 0x10)
temp = temp+1;
else
temp = temp+0;
SCK_HIGH;
SPI_delay(SDELAY);
SPI_delay(SDELAY);
//Clock();
}
return temp;
}
void SpiWrite( unsigned char spidataH, unsigned char spidataL )
{
unsigned char BitBuffer, i;
SPI_STB_H();
BitBuffer = spidataL;
for ( i = 0; i < 8; i++ )
{
SPI_CLK_L();
if(0x01 & BitBuffer)
SPI_DATA_H();
else
SPI_DATA_L();
SPI_delay(1);
SPI_CLK_H();
SPI_delay(1);
BitBuffer >>= 1;
}
BitBuffer = spidataH;
for ( i = 0; i < 8; i++ )
{
SPI_CLK_L();
if(0x01 & BitBuffer)
SPI_DATA_H();
else
SPI_DATA_L();
SPI_delay(1);
SPI_CLK_H();
SPI_delay(1);
BitBuffer >>= 1;
}
SPI_CLK_L();
SPI_STB_L();
}
void SPI_Send_8Bits(u8 data)
{
u8 temp,i;
temp = data;
for(i=0;i<8;i++)
{
SCK_LOW;
SPI_delay(SDELAY);
if(temp&0x80)
SDO_HIGH;
else
SDO_LOW;
temp = temp<<1;
SPI_delay(SDELAY);
SCK_HIGH;
SPI_delay(SDELAY);
SPI_delay(SDELAY);
//Clock();
}
}
