osd-contiki/examples/osd/arduino-valve/sketch.pde

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/*
* Gardena 9V Magnet-Valve
* We have a CoAP Resource for the Valve, it can be in state 1 (on) and
* 0 (off).
* Transition on-off outputs a negative pulse
* Transition off-on outputs a positive pulse
*/
extern "C" {
#include <stdio.h>
#include "valve.h"
}
void setup (void)
{
arduino_pwm_timer_init ();
digitalWrite (ENABLE_PIN, LOW);
digitalWrite (BRIDGE1_PIN, LOW);
digitalWrite (BRIDGE2_PIN, LOW);
pinMode (ENABLE_PIN, OUTPUT);
pinMode (BRIDGE1_PIN, OUTPUT);
pinMode (BRIDGE2_PIN, OUTPUT);
digitalWrite (ENABLE_PIN, LOW);
digitalWrite (BRIDGE1_PIN, LOW);
digitalWrite (BRIDGE2_PIN, LOW);
rest_init_engine ();
rest_activate_resource (&res_valve, "valve");
}
void loop (void)
{
printf ("valve : %u\n", valve);
}