I need to save adc data for 1 minutes. I am using ADC interrupt for 2651 sample per second. I have 2 buffer on adc interrupt. In main, in the while section if flag is 1 i am writing adc1 buffer values to sd card with dma. If flag is 2 i am writing ad...

I am using stm32f4 discovery board. I will record sound approximately at 5.56 kHZ. So i use 10 bit resolution 480 clock cycle PCLK2 at 21Mhz . When i press the button it will take sample for 10 seconds. Sampling frequency is okay. For 10 seconds reco...