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FL-176 LF RFID RX (#248)

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* pulldown ibutton pin during rfid read
* enable and handle COMP interrupts
* send events from comparator IRQ and handle in app
* manchester encode
* successfully read em4100
* read-emulate
* led
This commit is contained in:
coreglitch
2020-11-19 14:11:03 +03:00
committed by GitHub
parent 27ae2a8fa9
commit ccd40497eb
7 changed files with 288 additions and 58 deletions
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15
firmware/targets/f3/Src/stm32wbxx_it.c
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@@ -57,6 +57,7 @@
/* External variables --------------------------------------------------------*/
extern PCD_HandleTypeDef hpcd_USB_FS;
extern COMP_HandleTypeDef hcomp1;
extern TIM_HandleTypeDef htim1;
extern TIM_HandleTypeDef htim2;
extern TIM_HandleTypeDef htim17;
@@ -206,6 +207,20 @@ void USB_LP_IRQHandler(void)
/* USER CODE END USB_LP_IRQn 1 */
}
/**
* @brief This function handles COMP1 and COMP2 interrupts through EXTI lines 20 and 21.
*/
void COMP_IRQHandler(void)
{
/* USER CODE BEGIN COMP_IRQn 0 */
/* USER CODE END COMP_IRQn 0 */
HAL_COMP_IRQHandler(&hcomp1);
/* USER CODE BEGIN COMP_IRQn 1 */
/* USER CODE END COMP_IRQn 1 */
}
/**
* @brief This function handles EXTI line[9:5] interrupts.
*/