man comedi_get_range (Fonctions bibliothèques) - range information of channel
NAME
comedi_get_range - range information of channel
SYNOPSIS
#include <comedilib.h> comedi_range * comedi_get_range (comedi_t * device, unsigned int subdevice, unsigned int channel, unsigned int range);
DESCRIPTION
The function comedi_get_range() returns a pointer to a comedi_range structure that contains information that can be used to convert sample values to or from physical units. The pointer is valid until the Comedi device device is closed. If there is an error, NULL is returned.