void SPI::Enable(bool enable)
{
if (enable)
{
EnablePeripheralClock(true);
*_pSPI_CR1 |= SPI_CR1_SPE_ENABLED;
_startedSending = false;
}
else
{
*_pSPI_CR1 &= ~SPI_CR1_SPE_ENABLED;
EnablePeripheralClock(false);
}
}
void I2C::Initialize (uint32_t clockSpeed, bool isDuty16_9, bool isFmMode, bool initializeGPIO)
{
Enable(false);
SetSoftwareReset(true);
SetSoftwareReset(false);
EnablePeripheralClock(true);
SetClock(clockSpeed, isDuty16_9, isFmMode);
if (initializeGPIO)
{
InitGPIO();
}
Enable(true);
_stuckBUSY = false;
}
void ADC::Enable(bool enable)
{
EnablePeripheralClock(enable);
if (enable)
{
*_pADC_CR2 |= ADC_CR2_ADON;
Calibrate();
_initialized = true;
}
else
{
*_pADC_CR2 &= ~ADC_CR2_ADON;
_initialized = false;
_emptySequence = true;
_emptyJSequence = true;
}
}
void I2C::Reset(void)
{
Enable(false);
EnablePeripheralClock(false);
}
void I2C::AutoRecover()
{
//save registers
//cr1
bool isAck = (*_pI2C_CR1 & I2C_CR1_ACK);
//isAck = true;
bool isENARP = (*_pI2C_CR1 & I2C_CR1_ENARP);
bool isENPEC = (*_pI2C_CR1 & I2C_CR1_ENPEC);
bool isENGC = (*_pI2C_CR1 & I2C_CR1_ENGC);
uint16_t cr2 = *_pI2C_CR2;
uint16_t oar1 = *_pI2C_OAR1;
uint16_t oar2 = *_pI2C_OAR2;
uint16_t ccr = *_pI2C_CCR;
uint16_t trise = *_pI2C_TRISE;
if (_stuckBUSY)
{
ClearBUSY();
}
/*
Initialize(100000, false, false);
SetModeI2C();
EnableACK(true);
SetOwnAddr7Bit(0x00);
return;
*/
Enable(false);
SetSoftwareReset(true);
SetSoftwareReset(false);
EnablePeripheralClock(true);
InitGPIO();
//restore registers;
EnableACK(isAck);
EnableARP(isENARP);
EnablePEC(isENPEC);
EnableGeneralCall(isENGC);
*_pI2C_CR2 = cr2;
*_pI2C_OAR1 = oar1;
*_pI2C_OAR2 = oar2;
*_pI2C_CCR = ccr;
*_pI2C_TRISE = trise;
_stuckBUSY = false;
Enable(true);
}
