Question

stm8s003 tim1 pwm输出求助

Answer 1

void TIM1_PWM_OC_init (void) //TIM1_CH3 1KHz 50% duty
{
TIM1_IER = 0x00;
TIM1_EGR = 0x01;
TIM1_PSCRH = 0x00;
TIM1_PSCRL = 0x00;
TIM1_CCMR3 |= 0x60;
TIM1_CCER2 |= 0x03;
TIM1_ARRH = 0x3e;
TIM1_ARRL = 0x80;
TIM1_CCR3H = 0x1f;
TIM1_CCR3L = 0x40;
TIM1_CNTRH = 0x00;
TIM1_CNTRL = 0x00;
TIM1_BKR |= 0x80;
TIM1_CR1 |= 0x80;
TIM1_CR1 |= 0x01;
}