diff options
| -rw-r--r-- | olsndot/firmware/main.c | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/olsndot/firmware/main.c b/olsndot/firmware/main.c index 3456ad1..dc430e0 100644 --- a/olsndot/firmware/main.c +++ b/olsndot/firmware/main.c @@ -58,39 +58,41 @@ int main(void) { /* 8N1, 115200Bd */ // TIM1->CR1 = TIM_CR1_OPM | TIM_CR1_URS; // TIM1->CR1 = TIM_CR1_ARPE | TIM_CR1_URS; - TIM1->CR1 = TIM_CR1_URS; + TIM1->CR1 = TIM_CR1_ARPE | TIM_CR1_OPM; // | TIM_CR1_URS; TIM1->CR2 = 0; //TIM_CR2_CCPC; TIM1->SMCR = 0; TIM1->DIER = 0; - TIM1->PSC = 1000; // debug - TIM1->ARR = 64; + TIM1->PSC = 8; // debug /* CH2 - clear/!MR, CH3 - strobe/STCP */ - TIM1->CCR2 = 60; - TIM1->CCR3 = 1; -// TIM1->RCR = 4; - TIM1->BDTR |= TIM_BDTR_MOE; - TIM1->CCMR1 = (6<<TIM_CCMR1_OC2M_Pos); // | TIM_CCMR1_OC2PE; - TIM1->CCMR2 = (7<<TIM_CCMR2_OC3M_Pos); // | TIM_CCMR2_OC3PE; - TIM1->CCER |= TIM_CCER_CC2E | TIM_CCER_CC3E; + TIM1->CCR2 = 498; + TIM1->CCR3 = 499; + TIM1->RCR = 0; + TIM1->BDTR = TIM_BDTR_MOE | (20<<TIM_BDTR_DTG_Pos); + TIM1->CCMR1 = (7<<TIM_CCMR1_OC2M_Pos); // | TIM_CCMR1_OC2PE; + TIM1->CCMR2 = (6<<TIM_CCMR2_OC3M_Pos); // | TIM_CCMR2_OC3PE; + TIM1->CCER |= TIM_CCER_CC2E | TIM_CCER_CC2NE | TIM_CCER_CC2P | TIM_CCER_CC3E; // TIM1->CCMR1 = (6<<TIM_CCMR1_OC2M_Pos) | TIM_CCMR1_OC2PE; // TIM1->CCMR2 = (6<<TIM_CCMR2_OC3M_Pos) | TIM_CCMR2_OC3PE; // TIM1->CCER = TIM_CCER_CC2E | TIM_CCER_CC3E; // TIM1->BDTR = TIM_BDTR_MOE; // TIM1->DIER = TIM_DIER_UIE; -// TIM1->EGR |= TIM_EGR_UG; - TIM1->CR1 |= TIM_CR1_CEN; // NVIC_EnableIRQ(TIM1_CC_IRQn); // NVIC_SetPriority(TIM1_CC_IRQn, 2); for (;;) { GPIOA->BSRR = GPIO_BSRR_BS_6 | GPIO_BSRR_BR_4; - GPIOA->BSRR = (!!(TIM1->CNT&32))<<4; - LL_mDelay(1); + TIM1->CNT = 499; + TIM1->ARR = 500; + TIM1->EGR |= TIM_EGR_UG; + TIM1->ARR = 2; + TIM1->CR1 |= TIM_CR1_CEN; + LL_mDelay(4); GPIOA->BSRR = GPIO_BSRR_BR_6 | GPIO_BSRR_BR_4; - GPIOA->BSRR = (!!(TIM1->CNT&32))<<4; LL_mDelay(1); + SPI1->DR = 0xcc<<8; + while (SPI1->SR & SPI_SR_BSY); } } |