Name

comedi_get_n_channels — number of subdevice channels

Synopsis

#include <comedilib.h>
int comedi_get_n_channels(comedi_t * device,
 unsigned int subdevice);
 

Description

The function comedi_get_n_channels returns the number of channels of the subdevice subdevice belonging to the comedi device device. This function returns -1 on error and the Comedilib error value is set.