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Work around paper feed issues

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This commit is contained in:
fruchti 2018-08-23 13:56:51 +02:00
parent 79ccdda9e3
commit 94b7ac4f8f
4 changed files with 16 additions and 16 deletions
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10
src/ov7670.c
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@ -313,6 +313,9 @@ void TIM1_CC_IRQHandler(void)
if(FrameCount == 10)
{
Camera_Captured = 1;
// Disable everything
TIM3->CR1 = 0;
TIM1->CR1 = 0;
}
// Dummy read
@ -326,8 +329,6 @@ void TIM3_IRQHandler(void)
{
// HSYNC
GPIOC->BRR = (1 << PIN_LED);
TIM3->DIER &= ~TIM_DIER_CC1DE;
TIM3->SR &= ~TIM_SR_CC1IF;
@ -337,7 +338,8 @@ void TIM3_IRQHandler(void)
DMA1_Channel6->CCR = DMA_CCR_PL | DMA_CCR_MINC | DMA_CCR_EN;
TIM3->DIER |= TIM_DIER_CC1DE;
if(!Camera_Captured && (~CurrentLine & 1))
if(!Camera_Captured && (~CurrentLine & 1)
&& (CurrentLine / 2 < CAMERA_IMAGE_HEIGHT))
{
int error = 0;
for(int i = 0; i < CAMERA_IMAGE_WIDTH; i++)
@ -364,6 +366,4 @@ void TIM3_IRQHandler(void)
// Dummy read
TIM3->CCR2;
TIM3->SR &= ~TIM_SR_CC2IF;
GPIOC->BSRR = (1 << PIN_LED);
}