void Timer_t::InitPwm(GPIO_TypeDef *GPIO, uint16_t N, uint8_t Chnl, uint32_t ATopValue, Inverted_t Inverted, PinOutMode_t OutputType) {
// GPIO
#if defined STM32L1XX
if (ITmr == TIM2) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF1);
else if(ANY_OF_2(ITmr, TIM3, TIM4)) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF2);
else if(ANY_OF_3(ITmr, TIM9, TIM10, TIM11)) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF3);
#elif defined STM32F0XX
if (ITmr == TIM1) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF2);
else if(ITmr == TIM3) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF1);
else if(ITmr == TIM14) {
if(GPIO == GPIOA) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF4);
else PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF0);
}
#ifdef TIM15
else if(ITmr == TIM15) {
if(GPIO == GPIOA) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF0);
else PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF1);
}
#endif
else if(ITmr == TIM16 or ITmr == TIM17) {
if(GPIO == GPIOA) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF5);
else PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF2);
}
#elif defined STM32F2XX || defined STM32F4XX
if(ANY_OF_2(ITmr, TIM1, TIM2)) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF1);
else if(ANY_OF_3(ITmr, TIM3, TIM4, TIM5)) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF2);
else if(ANY_OF_4(ITmr, TIM8, TIM9, TIM10, TIM11)) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF3);
else if(ANY_OF_3(ITmr, TIM12, TIM13, TIM14)) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF9);
#elif defined STM32F100_MCUCONF
PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF0); // Alternate function is dummy
// ITmr->BDTR = 0xC000; // Main output Enable
#endif
#if !defined STM32L151xB
ITmr->BDTR = 0xC000; // Main output Enable
#endif
ITmr->ARR = ATopValue;
// Output
uint16_t tmp = (Inverted == invInverted)? 0b111 : 0b110; // PWM mode 1 or 2
switch(Chnl) {
case 1:
ITmr->CCMR1 |= (tmp << 4);
ITmr->CCER |= TIM_CCER_CC1E;
break;
case 2:
ITmr->CCMR1 |= (tmp << 12);
ITmr->CCER |= TIM_CCER_CC2E;
break;
case 3:
ITmr->CCMR2 |= (tmp << 4);
ITmr->CCER |= TIM_CCER_CC3E;
break;
case 4:
ITmr->CCMR2 |= (tmp << 12);
ITmr->CCER |= TIM_CCER_CC4E;
break;
default: break;
}
}
void Timer_t::InitPwm(GPIO_TypeDef *GPIO, uint16_t N, uint8_t Chnl, uint32_t ATopValue, Inverted_t Inverted, PinOutMode_t OutputType) {
// GPIO
if (ITmr == TIM2) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF1);
else if(ANY_OF_2(ITmr, TIM3, TIM4)) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF2);
else if(ANY_OF_3(ITmr, TIM9, TIM10, TIM11)) PinSetupAlterFunc(GPIO, N, OutputType, pudNone, AF3);
ITmr->ARR = ATopValue;
// Output
uint16_t tmp = (Inverted == invInverted)? 0b111 : 0b110; // PWM mode 1 or 2
switch(Chnl) {
case 1:
ITmr->CCMR1 |= (tmp << 4);
ITmr->CCER |= TIM_CCER_CC1E;
break;
case 2:
ITmr->CCMR1 |= (tmp << 12);
ITmr->CCER |= TIM_CCER_CC2E;
break;
case 3:
ITmr->CCMR2 |= (tmp << 4);
ITmr->CCER |= TIM_CCER_CC3E;
break;
case 4:
ITmr->CCMR2 |= (tmp << 12);
ITmr->CCER |= TIM_CCER_CC4E;
break;
default: break;
}
}
void Timer_t::InitPwm(GPIO_TypeDef *GPIO, uint16_t N, uint8_t Chnl, Inverted_t Inverted, const PinSpeed_t ASpeed) {
// GPIO
if (ITmr == TIM2) PinSetupAlterFunc(GPIO, N, omPushPull, pudNone, AF1, ASpeed);
else if(ANY_OF_2(ITmr, TIM3, TIM4)) PinSetupAlterFunc(GPIO, N, omPushPull, pudNone, AF2, ASpeed);
else if(ANY_OF_3(ITmr, TIM9, TIM10, TIM11)) PinSetupAlterFunc(GPIO, N, omPushPull, pudNone, AF3, ASpeed);
// Output
uint16_t tmp = (Inverted == invInverted)? 0b111 : 0b110; // PWM mode 1 or 2
switch(Chnl) {
case 1:
PCCR = &ITmr->CCR1;
ITmr->CCMR1 |= (tmp << 4);
ITmr->CCER |= TIM_CCER_CC1E;
break;
case 2:
PCCR = &ITmr->CCR2;
ITmr->CCMR1 |= (tmp << 12);
ITmr->CCER |= TIM_CCER_CC2E;
break;
case 3:
PCCR = &ITmr->CCR3;
ITmr->CCMR2 |= (tmp << 4);
ITmr->CCER |= TIM_CCER_CC3E;
break;
case 4:
PCCR = &ITmr->CCR4;
ITmr->CCMR2 |= (tmp << 12);
ITmr->CCER |= TIM_CCER_CC4E;
break;
default: break;
}
}
void Timer_t::PwmInit(GPIO_TypeDef *GPIO, uint16_t N, uint8_t Chnl, Inverted_t Inverted) {
// GPIO
if (ANY_OF_2(ITmr, TIM1, TIM2)) PinSetupAlterFunc(GPIO, N, omPushPull, pudNone, AF1);
else if(ANY_OF_3(ITmr, TIM3, TIM4, TIM5)) PinSetupAlterFunc(GPIO, N, omPushPull, pudNone, AF2);
else if(ANY_OF_4(ITmr, TIM8, TIM9, TIM10, TIM11)) PinSetupAlterFunc(GPIO, N, omPushPull, pudNone, AF3);
else if(ANY_OF_3(ITmr, TIM12, TIM13, TIM14)) PinSetupAlterFunc(GPIO, N, omPushPull, pudNone, AF9);
// Enable outputs for advanced timers
ITmr->BDTR = TIM_BDTR_MOE | TIM_BDTR_AOE;
// Output
uint16_t tmp = (Inverted == invInverted)? 0b111 : 0b110; // PWM mode 1 or 2
switch(Chnl) {
case 1:
PCCR = &ITmr->CCR1;
ITmr->CCMR1 |= (tmp << 4);
ITmr->CCER |= TIM_CCER_CC1E;
break;
case 2:
PCCR = &ITmr->CCR2;
ITmr->CCMR1 |= (tmp << 12);
ITmr->CCER |= TIM_CCER_CC2E;
break;
case 3:
PCCR = &ITmr->CCR3;
ITmr->CCMR2 |= (tmp << 4);
ITmr->CCER |= TIM_CCER_CC3E;
break;
case 4:
PCCR = &ITmr->CCR4;
ITmr->CCMR2 |= (tmp << 12);
ITmr->CCER |= TIM_CCER_CC4E;
break;
default: break;
}
}