Requirements:
- PiGPIO
$ gcc -o dma rpi_adc_dma.c -lpigpio
or for the jf version:
$ gcc -o dma jfp_rpi_adc_dma.c -lpigpio -lm
$ sudo ./dma
or for the jf version:
$ sudo ./dma <sample-rate> <capture-time> [<output-file>]
- The sample rate is in Samples per second
- The capture time is in milliseconds