32#ifndef SRF04_PARAM_TRIGGER 
   33#define SRF04_PARAM_TRIGGER     GPIO_PIN(0, 13) 
   35#ifndef SRF04_PARAM_ECHO 
   36#define SRF04_PARAM_ECHO        GPIO_PIN(0, 14) 
   41    {   .trigger        = SRF04_PARAM_TRIGGER,  \ 
   42        .echo           = SRF04_PARAM_ECHO,     \ 
   57#define SRF04_NUMOF     ARRAY_SIZE(srf04_params) 
Device driver for the srf04 ultra sonic range finder.
 
static const srf04_params_t srf04_params[]
SRF04 configuration.
 
GPIO pins for srf04 device.