/**
* @brief Main program.
* @param None
* @retval None
*/
int main(void)
{
/* STM32F3xx HAL library initialization:
- Configure the Flash prefetch
- Configure the Systick to generate an interrupt each 1 msec
- Set NVIC Group Priority to 4
- Global MSP (MCU Support Package) initialization
*/
HAL_Init();
/* Configure the system clock to have a system clock = 72 MHz */
SystemClock_Config();
/* Initialize STM32F3348-DISCO LEDs */
BSP_LED_Init(LED3);
BSP_LED_Init(LED4);
BSP_LED_Init(LED6);
/* Initialize User_Button on STM32F3348-DISCO */
BSP_PB_Init(BUTTON_USER, BUTTON_MODE_GPIO);
/* Initialize ADC to be triggered by the HRTIMER */
ADC_Config();
/* Initialize HRTIM and related inputs */
HRTIM_Config();
/* Initialize HRTIM outputs (it has to be done after HRTIM init) */
GPIO_HRTIM_outputs_Config();
/* Infinite loop */
while (1)
{
/* ---------------- */
/* Fault management */
/* ---------------- */
while(__HAL_HRTIM_GET_FLAG(&hhrtim, HRTIM_FLAG_FLT1) == SET)
{
/* LED3 is flashing in case of fault */
BSP_LED_On(LED3);
HAL_Delay(20);
BSP_LED_Off(LED3);
HAL_Delay(80);
/* Re-arm HRTIM TD1 output if "User" push button is pressed*/
if((BSP_PB_GetState(BUTTON_USER) == SET))
{
__HAL_HRTIM_CLEAR_IT(&hhrtim, HRTIM_IT_FLT1);
HAL_HRTIM_WaveformOutputStart(&hhrtim, HRTIM_OUTPUT_TD1);
}
}
/* ---------------- */
/* Normal operation */
/* ---------------- */
/* LED6 toggling to show MCU activity */
BSP_LED_On(LED6);
HAL_Delay(100);
BSP_LED_Off(LED6);
HAL_Delay(400);
/* -------------------------------------------------------------------- */
/* ADC monitoring (to be viewed with watch) */
/* PA4 can be connected to the RC filter or any voltage to be monitored */
/* -------------------------------------------------------------------- */
ADCReadout = HAL_ADCEx_InjectedGetValue(&AdcHandle, ADC_INJECTED_RANK_1);
}
}
/**
* @brief Main program.
* @param None
* @retval None
*/
int main(void)
{
/* STM32F3xx HAL library initialization:
- Configure the Flash prefetch
- Configure the Systick to generate an interrupt each 1 msec
- Set NVIC Group Priority to 4
- Global MSP (MCU Support Package) initialization
*/
HAL_Init();
/* Configure the system clock to have a system clock = 72 MHz */
SystemClock_Config();
/* Initialize STM32F3348-DISCO LEDs */
BSP_LED_Init(LED3);
BSP_LED_Init(LED4);
BSP_LED_Init(LED6);
/* Initialize User_Button on STM32F3348-DISCO */
BSP_PB_Init(BUTTON_USER, BUTTON_MODE_GPIO);
/* Initialize ADC to be triggered by the HRTIMER */
ADC_Config();
/* Initialize HRTIM and related inputs */
#ifdef SNIPPET
HRTIM_Config_NoHAL();
#else
HRTIM_Config();
#endif
/* Initialize BUCK outputs (it has to be done after HRTIM init) */
GPIO_BUCK_outputs_Config();
/* Turn ON T6 MOSFET on discovery board */
HAL_GPIO_WritePin(GPIOA, GPIO_PIN_11, GPIO_PIN_SET);
/* Infinite loop */
while (1)
{
/* ---------------- */
/* Fault management */
/* ---------------- */
#ifdef SNIPPET
/* If Fault occured */
while(HRTIM1->sCommonRegs.ISR & HRTIM_ICR_FLT1C)
{
/* LED3 is flashing in case of fault */
BSP_LED_On(LED3);
HAL_Delay(20);
BSP_LED_Off(LED3);
HAL_Delay(80);
/* Re-arm HRTIM TD1 output if "User" push button is pressed*/
if((BSP_PB_GetState(BUTTON_USER) == SET))
{
/* Clear interrupt flag */
HRTIM1->sCommonRegs.ICR = HRTIM_ICR_FLT1C;
/* Re-enable TA1 and TA2 */
HRTIM1->sCommonRegs.OENR = HRTIM_OENR_TA1OEN + HRTIM_OENR_TA2OEN;
}
}
#else
while(__HAL_HRTIM_GET_FLAG(&hhrtim, HRTIM_FLAG_FLT1) == SET)
{
/* LED3 is flashing in case of fault */
BSP_LED_On(LED3);
HAL_Delay(20);
BSP_LED_Off(LED3);
HAL_Delay(80);
/* Re-arm HRTIM TD1 output if "User" push button is pressed*/
if((BSP_PB_GetState(BUTTON_USER) == SET))
{
__HAL_HRTIM_CLEAR_IT(&hhrtim, HRTIM_IT_FLT1);
HAL_HRTIM_WaveformOutputStart(&hhrtim, HRTIM_OUTPUT_TA1 | HRTIM_OUTPUT_TA2);
}
}
#endif
/* ---------------- */
/* Normal operation */
/* ---------------- */
/* LED6 toggling to show MCU activity */
BSP_LED_On(LED6);
HAL_Delay(100);
BSP_LED_Off(LED6);
HAL_Delay(400);
/* -----------------------------------------------------------------------*/
/* Input and output voltages can be displayed real-time in a watch window */
/* -----------------------------------------------------------------------*/
Vin = (HAL_ADCEx_InjectedGetValue(&AdcHandle, ADC_INJECTED_RANK_1) * ADC_VREF)/0x1000;
/* VIN bridge conversion is 4.97 (6.8K / 6.8K + 27K) */
Vin = (497 * Vin )/100;
Vout = (HAL_ADCEx_InjectedGetValue(&AdcHandle, ADC_INJECTED_RANK_2) * ADC_VREF)/0x1000;
/* VOUT bridge conversion is 5.03 (3.3K / 3.3K + 13.3K) */
Vout = (503 * Vout)/100;
}
}
