/**
* @brief Configure the encoder interface of the timer instance.
* @param TIMx Timer Instance
* @param TIM_EncoderInitStruct pointer to a @ref LL_TIM_ENCODER_InitTypeDef structure (TIMx encoder interface configuration data structure)
* @retval An ErrorStatus enumeration value:
* - SUCCESS: TIMx registers are de-initialized
* - ERROR: not applicable
*/
ErrorStatus LL_TIM_ENCODER_Init(TIM_TypeDef *TIMx, LL_TIM_ENCODER_InitTypeDef *TIM_EncoderInitStruct)
{
uint32_t tmpccmr1 = 0U;
uint32_t tmpccer = 0U;
/* Check the parameters */
assert_param(IS_TIM_ENCODER_INTERFACE_INSTANCE(TIMx));
assert_param(IS_LL_TIM_ENCODERMODE(TIM_EncoderInitStruct->EncoderMode));
assert_param(IS_LL_TIM_IC_POLARITY_ENCODER(TIM_EncoderInitStruct->IC1Polarity));
assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_EncoderInitStruct->IC1ActiveInput));
assert_param(IS_LL_TIM_ICPSC(TIM_EncoderInitStruct->IC1Prescaler));
assert_param(IS_LL_TIM_IC_FILTER(TIM_EncoderInitStruct->IC1Filter));
assert_param(IS_LL_TIM_IC_POLARITY_ENCODER(TIM_EncoderInitStruct->IC2Polarity));
assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_EncoderInitStruct->IC2ActiveInput));
assert_param(IS_LL_TIM_ICPSC(TIM_EncoderInitStruct->IC2Prescaler));
assert_param(IS_LL_TIM_IC_FILTER(TIM_EncoderInitStruct->IC2Filter));
/* Disable the CC1 and CC2: Reset the CC1E and CC2E Bits */
TIMx->CCER &= (uint32_t)~(TIM_CCER_CC1E | TIM_CCER_CC2E);
/* Get the TIMx CCMR1 register value */
tmpccmr1 = LL_TIM_ReadReg(TIMx, CCMR1);
/* Get the TIMx CCER register value */
tmpccer = LL_TIM_ReadReg(TIMx, CCER);
/* Configure TI1 */
tmpccmr1 &= (uint32_t)~(TIM_CCMR1_CC1S | TIM_CCMR1_IC1F | TIM_CCMR1_IC1PSC);
tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC1ActiveInput >> 16U);
tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC1Filter >> 16U);
tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC1Prescaler >> 16U);
/* Configure TI2 */
tmpccmr1 &= (uint32_t)~(TIM_CCMR1_CC2S | TIM_CCMR1_IC2F | TIM_CCMR1_IC2PSC);
tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC2ActiveInput >> 8U);
tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC2Filter >> 8U);
tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC2Prescaler >> 8U);
/* Set TI1 and TI2 polarity and enable TI1 and TI2 */
tmpccer &= (uint32_t)~(TIM_CCER_CC1P | TIM_CCER_CC1NP | TIM_CCER_CC2P | TIM_CCER_CC2NP);
tmpccer |= (uint32_t)(TIM_EncoderInitStruct->IC1Polarity);
tmpccer |= (uint32_t)(TIM_EncoderInitStruct->IC2Polarity << 4U);
tmpccer |= (uint32_t)(TIM_CCER_CC1E | TIM_CCER_CC2E);
/* Set encoder mode */
LL_TIM_SetEncoderMode(TIMx, TIM_EncoderInitStruct->EncoderMode);
/* Write to TIMx CCMR1 */
LL_TIM_WriteReg(TIMx, CCMR1, tmpccmr1);
/* Write to TIMx CCER */
LL_TIM_WriteReg(TIMx, CCER, tmpccer);
return SUCCESS;
}
/**
* @brief Configure the TIMx output channel 5.
* @param TIMx Timer Instance
* @param TIM_OCInitStruct pointer to the the TIMx output channel 5 configuration data structure
* @retval An ErrorStatus enumeration value:
* - SUCCESS: TIMx registers are de-initialized
* - ERROR: not applicable
*/
static ErrorStatus OC5Config(TIM_TypeDef *TIMx, LL_TIM_OC_InitTypeDef *TIM_OCInitStruct)
{
uint32_t tmpccmr3 = 0U;
uint32_t tmpccer = 0U;
/* Check the parameters */
assert_param(IS_TIM_CC5_INSTANCE(TIMx));
assert_param(IS_LL_TIM_OCMODE(TIM_OCInitStruct->OCMode));
assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCState));
assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCPolarity));
assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCNPolarity));
assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCNState));
/* Disable the Channel 5: Reset the CC5E Bit */
CLEAR_BIT(TIMx->CCER, TIM_CCER_CC5E);
/* Get the TIMx CCER register value */
tmpccer = LL_TIM_ReadReg(TIMx, CCER);
/* Get the TIMx CCMR3 register value */
tmpccmr3 = LL_TIM_ReadReg(TIMx, CCMR3);
/* Select the Output Compare Mode */
MODIFY_REG(tmpccmr3, TIM_CCMR3_OC5M, TIM_OCInitStruct->OCMode);
/* Set the Output Compare Polarity */
MODIFY_REG(tmpccer, TIM_CCER_CC5P, TIM_OCInitStruct->OCPolarity << 16U);
/* Set the Output State */
MODIFY_REG(tmpccer, TIM_CCER_CC5E, TIM_OCInitStruct->OCState << 16U);
if (IS_TIM_BREAK_INSTANCE(TIMx))
{
assert_param(IS_LL_TIM_OCIDLESTATE(TIM_OCInitStruct->OCNIdleState));
assert_param(IS_LL_TIM_OCIDLESTATE(TIM_OCInitStruct->OCIdleState));
/* Set the Output Idle state */
MODIFY_REG(TIMx->CR2, TIM_CR2_OIS5, TIM_OCInitStruct->OCIdleState << 8U);
}
/* Write to TIMx CCMR3 */
LL_TIM_WriteReg(TIMx, CCMR3, tmpccmr3);
/* Set the Capture Compare Register value */
LL_TIM_OC_SetCompareCH5(TIMx, TIM_OCInitStruct->CompareValue);
/* Write to TIMx CCER */
LL_TIM_WriteReg(TIMx, CCER, tmpccer);
return SUCCESS;
}
/**
* @brief Configure the TIMx output channel 4.
* @param TIMx Timer Instance
* @param TIM_OCInitStruct pointer to the the TIMx output channel 4 configuration data structure
* @retval An ErrorStatus enumeration value:
* - SUCCESS: TIMx registers are de-initialized
* - ERROR: not applicable
*/
static ErrorStatus OC4Config(TIM_TypeDef *TIMx, LL_TIM_OC_InitTypeDef *TIM_OCInitStruct)
{
uint32_t tmpccmr2 = 0U;
uint32_t tmpccer = 0U;
uint32_t tmpcr2 = 0U;
/* Check the parameters */
assert_param(IS_TIM_CC4_INSTANCE(TIMx));
assert_param(IS_LL_TIM_OCMODE(TIM_OCInitStruct->OCMode));
assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCState));
assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCPolarity));
/* Disable the Channel 4: Reset the CC4E Bit */
CLEAR_BIT(TIMx->CCER, TIM_CCER_CC4E);
/* Get the TIMx CCER register value */
tmpccer = LL_TIM_ReadReg(TIMx, CCER);
/* Get the TIMx CR2 register value */
tmpcr2 = LL_TIM_ReadReg(TIMx, CR2);
/* Get the TIMx CCMR2 register value */
tmpccmr2 = LL_TIM_ReadReg(TIMx, CCMR2);
/* Reset Capture/Compare selection Bits */
CLEAR_BIT(tmpccmr2, TIM_CCMR2_CC4S);
/* Select the Output Compare Mode */
MODIFY_REG(tmpccmr2, TIM_CCMR2_OC4M, TIM_OCInitStruct->OCMode << 8U);
/* Set the Output Compare Polarity */
MODIFY_REG(tmpccer, TIM_CCER_CC4P, TIM_OCInitStruct->OCPolarity << 12U);
/* Set the Output State */
MODIFY_REG(tmpccer, TIM_CCER_CC4E, TIM_OCInitStruct->OCState << 12U);
/* Write to TIMx CR2 */
LL_TIM_WriteReg(TIMx, CR2, tmpcr2);
/* Write to TIMx CCMR2 */
LL_TIM_WriteReg(TIMx, CCMR2, tmpccmr2);
/* Set the Capture Compare Register value */
LL_TIM_OC_SetCompareCH4(TIMx, TIM_OCInitStruct->CompareValue);
/* Write to TIMx CCER */
LL_TIM_WriteReg(TIMx, CCER, tmpccer);
return SUCCESS;
}
/**
* @brief Configure the TIMx time base unit.
* @param TIMx Timer Instance
* @param TIM_InitStruct pointer to a @ref LL_TIM_InitTypeDef structure (TIMx time base unit configuration data structure)
* @retval An ErrorStatus enumeration value:
* - SUCCESS: TIMx registers are de-initialized
* - ERROR: not applicable
*/
ErrorStatus LL_TIM_Init(TIM_TypeDef *TIMx, LL_TIM_InitTypeDef *TIM_InitStruct)
{
uint32_t tmpcr1 = 0U;
/* Check the parameters */
assert_param(IS_TIM_INSTANCE(TIMx));
assert_param(IS_LL_TIM_COUNTERMODE(TIM_InitStruct->CounterMode));
assert_param(IS_LL_TIM_CLOCKDIVISION(TIM_InitStruct->ClockDivision));
tmpcr1 = LL_TIM_ReadReg(TIMx, CR1);
if (IS_TIM_COUNTER_MODE_SELECT_INSTANCE(TIMx))
{
/* Select the Counter Mode */
MODIFY_REG(tmpcr1, (TIM_CR1_DIR | TIM_CR1_CMS), TIM_InitStruct->CounterMode);
}
if (IS_TIM_CLOCK_DIVISION_INSTANCE(TIMx))
{
/* Set the clock division */
MODIFY_REG(tmpcr1, TIM_CR1_CKD, TIM_InitStruct->ClockDivision);
}
/* Write to TIMx CR1 */
LL_TIM_WriteReg(TIMx, CR1, tmpcr1);
/* Set the Autoreload value */
LL_TIM_SetAutoReload(TIMx, TIM_InitStruct->Autoreload);
/* Set the Prescaler value */
LL_TIM_SetPrescaler(TIMx, TIM_InitStruct->Prescaler);
if (IS_TIM_REPETITION_COUNTER_INSTANCE(TIMx))
{
/* Set the Repetition Counter value */
LL_TIM_SetRepetitionCounter(TIMx, TIM_InitStruct->RepetitionCounter);
}
/* Generate an update event to reload the Prescaler
and the repetition counter value (if applicable) immediately */
LL_TIM_GenerateEvent_UPDATE(TIMx);
return SUCCESS;
}
/**
* @brief Configure the TIMx output channel 3.
* @param TIMx Timer Instance
* @param TIM_OCInitStruct pointer to the the TIMx output channel 3 configuration data structure
* @retval An ErrorStatus enumeration value:
* - SUCCESS: TIMx registers are de-initialized
* - ERROR: not applicable
*/
static ErrorStatus OC3Config(TIM_TypeDef *TIMx, LL_TIM_OC_InitTypeDef *TIM_OCInitStruct)
{
uint32_t tmpccmr2 = 0U;
uint32_t tmpccer = 0U;
uint32_t tmpcr2 = 0U;
/* Check the parameters */
assert_param(IS_TIM_CC3_INSTANCE(TIMx));
assert_param(IS_LL_TIM_OCMODE(TIM_OCInitStruct->OCMode));
assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCState));
assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCPolarity));
assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCNState));
assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCNPolarity));
/* Disable the Channel 3: Reset the CC3E Bit */
CLEAR_BIT(TIMx->CCER, TIM_CCER_CC3E);
/* Get the TIMx CCER register value */
tmpccer = LL_TIM_ReadReg(TIMx, CCER);
/* Get the TIMx CR2 register value */
tmpcr2 = LL_TIM_ReadReg(TIMx, CR2);
/* Get the TIMx CCMR2 register value */
tmpccmr2 = LL_TIM_ReadReg(TIMx, CCMR2);
/* Reset Capture/Compare selection Bits */
CLEAR_BIT(tmpccmr2, TIM_CCMR2_CC3S);
/* Select the Output Compare Mode */
MODIFY_REG(tmpccmr2, TIM_CCMR2_OC3M, TIM_OCInitStruct->OCMode);
/* Set the Output Compare Polarity */
MODIFY_REG(tmpccer, TIM_CCER_CC3P, TIM_OCInitStruct->OCPolarity << 8U);
/* Set the Output State */
MODIFY_REG(tmpccer, TIM_CCER_CC3E, TIM_OCInitStruct->OCState << 8U);
if (IS_TIM_BREAK_INSTANCE(TIMx))
{
assert_param(IS_LL_TIM_OCIDLESTATE(TIM_OCInitStruct->OCNIdleState));
assert_param(IS_LL_TIM_OCIDLESTATE(TIM_OCInitStruct->OCIdleState));
/* Set the complementary output Polarity */
MODIFY_REG(tmpccer, TIM_CCER_CC3NP, TIM_OCInitStruct->OCNPolarity << 10U);
/* Set the complementary output State */
MODIFY_REG(tmpccer, TIM_CCER_CC3NE, TIM_OCInitStruct->OCNState << 10U);
/* Set the Output Idle state */
MODIFY_REG(tmpcr2, TIM_CR2_OIS3, TIM_OCInitStruct->OCIdleState << 4U);
/* Set the complementary output Idle state */
MODIFY_REG(tmpcr2, TIM_CR2_OIS3N, TIM_OCInitStruct->OCNIdleState << 5U);
}
/* Write to TIMx CR2 */
LL_TIM_WriteReg(TIMx, CR2, tmpcr2);
/* Write to TIMx CCMR2 */
LL_TIM_WriteReg(TIMx, CCMR2, tmpccmr2);
/* Set the Capture Compare Register value */
LL_TIM_OC_SetCompareCH3(TIMx, TIM_OCInitStruct->CompareValue);
/* Write to TIMx CCER */
LL_TIM_WriteReg(TIMx, CCER, tmpccer);
return SUCCESS;
}
/**
* @brief Configure the Hall sensor interface of the timer instance.
* @note TIMx CH1, CH2 and CH3 inputs connected through a XOR
* to the TI1 input channel
* @note TIMx slave mode controller is configured in reset mode.
Selected internal trigger is TI1F_ED.
* @note Channel 1 is configured as input, IC1 is mapped on TRC.
* @note Captured value stored in TIMx_CCR1 correspond to the time elapsed
* between 2 changes on the inputs. It gives information about motor speed.
* @note Channel 2 is configured in output PWM 2 mode.
* @note Compare value stored in TIMx_CCR2 corresponds to the commutation delay.
* @note OC2REF is selected as trigger output on TRGO.
* @note LL_TIM_IC_POLARITY_BOTHEDGE must not be used for TI1 when it is used
* when TIMx operates in Hall sensor interface mode.
* @param TIMx Timer Instance
* @param TIM_HallSensorInitStruct pointer to a @ref LL_TIM_HALLSENSOR_InitTypeDef structure (TIMx HALL sensor interface configuration data structure)
* @retval An ErrorStatus enumeration value:
* - SUCCESS: TIMx registers are de-initialized
* - ERROR: not applicable
*/
ErrorStatus LL_TIM_HALLSENSOR_Init(TIM_TypeDef *TIMx, LL_TIM_HALLSENSOR_InitTypeDef *TIM_HallSensorInitStruct)
{
uint32_t tmpcr2 = 0U;
uint32_t tmpccmr1 = 0U;
uint32_t tmpccer = 0U;
uint32_t tmpsmcr = 0U;
/* Check the parameters */
assert_param(IS_TIM_HALL_SENSOR_INTERFACE_INSTANCE(TIMx));
assert_param(IS_LL_TIM_IC_POLARITY_ENCODER(TIM_HallSensorInitStruct->IC1Polarity));
assert_param(IS_LL_TIM_ICPSC(TIM_HallSensorInitStruct->IC1Prescaler));
assert_param(IS_LL_TIM_IC_FILTER(TIM_HallSensorInitStruct->IC1Filter));
/* Disable the CC1 and CC2: Reset the CC1E and CC2E Bits */
TIMx->CCER &= (uint32_t)~(TIM_CCER_CC1E | TIM_CCER_CC2E);
/* Get the TIMx CR2 register value */
tmpcr2 = LL_TIM_ReadReg(TIMx, CR2);
/* Get the TIMx CCMR1 register value */
tmpccmr1 = LL_TIM_ReadReg(TIMx, CCMR1);
/* Get the TIMx CCER register value */
tmpccer = LL_TIM_ReadReg(TIMx, CCER);
/* Get the TIMx SMCR register value */
tmpsmcr = LL_TIM_ReadReg(TIMx, SMCR);
/* Connect TIMx_CH1, CH2 and CH3 pins to the TI1 input */
tmpcr2 |= TIM_CR2_TI1S;
/* OC2REF signal is used as trigger output (TRGO) */
tmpcr2 |= LL_TIM_TRGO_OC2REF;
/* Configure the slave mode controller */
tmpsmcr &= (uint32_t)~(TIM_SMCR_TS | TIM_SMCR_SMS);
tmpsmcr |= LL_TIM_TS_TI1F_ED;
tmpsmcr |= LL_TIM_SLAVEMODE_RESET;
/* Configure input channel 1 */
tmpccmr1 &= (uint32_t)~(TIM_CCMR1_CC1S | TIM_CCMR1_IC1F | TIM_CCMR1_IC1PSC);
tmpccmr1 |= (uint32_t)(LL_TIM_ACTIVEINPUT_TRC >> 16U);
tmpccmr1 |= (uint32_t)(TIM_HallSensorInitStruct->IC1Filter >> 16U);
tmpccmr1 |= (uint32_t)(TIM_HallSensorInitStruct->IC1Prescaler >> 16U);
/* Configure input channel 2 */
tmpccmr1 &= (uint32_t)~(TIM_CCMR1_OC2M | TIM_CCMR1_OC2FE | TIM_CCMR1_OC2PE | TIM_CCMR1_OC2CE);
tmpccmr1 |= (uint32_t)(LL_TIM_OCMODE_PWM2 << 8U);
/* Set Channel 1 polarity and enable Channel 1 and Channel2 */
tmpccer &= (uint32_t)~(TIM_CCER_CC1P | TIM_CCER_CC1NP | TIM_CCER_CC2P | TIM_CCER_CC2NP);
tmpccer |= (uint32_t)(TIM_HallSensorInitStruct->IC1Polarity);
tmpccer |= (uint32_t)(TIM_CCER_CC1E | TIM_CCER_CC2E);
/* Write to TIMx CR2 */
LL_TIM_WriteReg(TIMx, CR2, tmpcr2);
/* Write to TIMx SMCR */
LL_TIM_WriteReg(TIMx, SMCR, tmpsmcr);
/* Write to TIMx CCMR1 */
LL_TIM_WriteReg(TIMx, CCMR1, tmpccmr1);
/* Write to TIMx CCER */
LL_TIM_WriteReg(TIMx, CCER, tmpccer);
/* Write to TIMx CCR2 */
LL_TIM_OC_SetCompareCH2(TIMx, TIM_HallSensorInitStruct->CommutationDelay);
return SUCCESS;
}
