bool CSerialFlash::WriteDisable(void)
{
NssLow();
m_spi.Send(FLASH_WriteDisable);
NssHigh();
return !(ReadSR() & 0x02);
}
void CalibrateSensors(void)
{
printf("Front Right: %u\n", ReadFR());
printf("Front Left: %u\n", ReadFL());
printf("Side Right: %u\n", ReadSR());
printf("Side Left: %u\n\n", ReadSL());
__delay_ms(1000);
}
void iWriteSEE( long address, int data)
{ // write a 16-bit value starting at an even address
// wait until any work in progress is completed
while ( ReadSR() & 0x1); // check the WIP flag
// Set the Write Enable Latch
WriteEnable();
// perform a 16-bit write sequence (2 byte page write)
CSEE = 0; // select the Serial EEPROM
WriteSPI2( SEE_WRITE); // write command
WriteSPI2( address>>8); // address MSB first
WriteSPI2( address & 0xfe); // address LSB (word aligned)
WriteSPI2( data >>8); // send msb
WriteSPI2( data & 0xff); // send lsb
CSEE = 1;
}//iWriteSEE
int iReadSEE( long address)
{ // read a 16-bit value starting at an even address
int lsb, msb;
// wait until any work in progress is completed
while ( ReadSR() & 0x1); // check the WIP flag
// perform a 16-bit read sequence (two byte sequential read)
CSEE = 0; // select the Serial EEPROM
WriteSPI2( SEE_READ); // read command
WriteSPI2( address>>8); // address MSB first
WriteSPI2( address & 0xfe); // address LSB (word aligned)
msb = WriteSPI2( 0); // send dummy, read msb
lsb = WriteSPI2( 0); // send dummy, read lsb
CSEE = 1;
return ( (msb<<8)+ lsb);
}//iReadSEE
