how to use PWM timer1 in Interrupt mode

How to use parallel two UARTs in STM32F746ZG: one for data transfer, the other for serial print

if (HAL_GPIO_ReadPin(USER_Btn_GPIO_Port, USER_Btn_Pin)){HAL_GPIO_WritePin(TIGGER_GPIO_Port, TIGGER_Pin, GPIO_PIN_SET);HAL_ADC_Start_IT(&hadc1);HAL_TIM_PWM_Start_DMA(&htim1, TIM_CHANNEL_1,(uint32_t*) pwmData1, 300);HAL_GPIO_WritePin(TIGGER_GPIO_Port, ...

how to use multiple adc in stm32f746zg nucleo board

i am using using external 24 v power supply to the controller and some times it is getting power off to the controller and its automatically getting power on to the controllers how to stop that automatic controller getting off to the controller