Posted on June 14, 2017 at 15:14I'm reading a serial ADC from an interruption (24 bits)I need to pass its read value to the main()I have defined in /* USER CODE BEGIN PV */ a volatile variable uint32_t  xxxxxThe xxxxx variable is right inside the in...

Posted on June 13, 2017 at 16:54STM32L100RCI'm using PA3 as EXTI3Once the interruption enters, I need to read pulses (data) from PA3I read the data in HAL_GPIO_EXTI_Callback. These are 24 bits which could be 24 pulses after the first one. The first ...

Posted on June 13, 2017 at 12:32I'm trying to read an external ADC output.The data are provided thru a DRDY pin.When the DRDY falls, it generates an interruption in my STM32L1 (falling edge). Then, I must read the DRDY level eevery rising edge of a ...