Bayley Wang
/
priustroller_3
temp repo
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Diff: core/inverter.cpp
- Revision:
- 33:e7b132029bae
- Parent:
- 27:846c08fb3697
--- a/core/inverter.cpp Mon Mar 16 02:43:19 2015 +0000 +++ b/core/inverter.cpp Mon Mar 16 03:09:48 2015 +0000 @@ -20,21 +20,10 @@ SetDtcB(0); SetDtcC(0); - TIM2->CR1 &= ~(TIM_CR1_CEN); //disable tim2 - //TIM2->CR1 |= TIM_CR1_CMS; //set bits 5 and 6 of the CR1 to 1. (TIM_CR1_CMS == 96) - TIM2->CR1 |= (1 << 5); //by only enabling bit 5, "Output compare interrupt flags of channels configured in output (CCxS=00 in TIMx_CCMRx register) - //are set only when the counter is counting down" (p.342) - //These lines do nothing so they are commented out. They should do something.. - /* - TIM2->CR1 &= ~(1 << 6); - //hmm, not sure what's going on there. It's set to only trigger when counting down, however it triggers at both underflow and overflow + TIM2->CR1 &= ~(TIM_CR1_CEN); + TIM2->CR1 |= TIM_CR1_CMS; + TIM2->CR1 |= TIM_CR1_CEN; - TIM2->CR1 &= ~(1 << 1); //Set bit 1 (update disable) to 0. we want the timer overflow to trigger an interrupt - //TIM2->CR1 |= (1 << 2); //Set bit 2 (update request source) to 1. Only want under/overflow to trigger an interrupt. - */ - - TIM2->DIER |= 1; // set bit 0 equal to 1. this enables interrupts - TIM2->CR1 |= TIM_CR1_CEN; //enable tim2 Enable(); }