77 lines
1.5 KiB
C
77 lines
1.5 KiB
C
/**
|
|
* \file
|
|
* Resource for Arduino PWM
|
|
* \author
|
|
* Ralf Schlatterbeck <rsc@runtux.com>
|
|
*
|
|
* \brief get/put pwm and period for LED pin
|
|
*
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include "contiki.h"
|
|
#include "jsonparse.h"
|
|
#include "er-coap.h"
|
|
#include "generic_resource.h"
|
|
#include "Arduino.h"
|
|
#include "valve.h"
|
|
|
|
uint8_t valve;
|
|
|
|
int valve_from_string
|
|
(const char *name, const char *uri, const char *query, const char *s)
|
|
{
|
|
uint32_t tmp = strtoul (s, NULL, 10);
|
|
if (tmp) {
|
|
tmp = 1;
|
|
}
|
|
if (tmp != valve) {
|
|
digitalWrite (ENABLE_PIN, HIGH);
|
|
if (tmp) {
|
|
digitalWrite (BRIDGE1_PIN, HIGH);
|
|
digitalWrite (BRIDGE2_PIN, LOW);
|
|
clock_delay_msec (250);
|
|
//clock_delay_msec (2500);
|
|
digitalWrite (BRIDGE1_PIN, LOW);
|
|
digitalWrite (ENABLE_PIN, LOW);
|
|
} else {
|
|
digitalWrite (BRIDGE1_PIN, LOW);
|
|
digitalWrite (BRIDGE2_PIN, HIGH);
|
|
clock_delay_msec (62);
|
|
//clock_delay_msec (2500);
|
|
digitalWrite (BRIDGE2_PIN, LOW);
|
|
digitalWrite (ENABLE_PIN, LOW);
|
|
}
|
|
}
|
|
valve = tmp;
|
|
return 0;
|
|
}
|
|
|
|
size_t
|
|
valve_to_string
|
|
( const char *name
|
|
, const char *uri
|
|
, const char *query
|
|
, char *buf
|
|
, size_t bufsize
|
|
)
|
|
{
|
|
return snprintf (buf, bufsize, "%d", valve);
|
|
}
|
|
|
|
GENERIC_RESOURCE \
|
|
( valve
|
|
, VALVE
|
|
, valve-status
|
|
, 0
|
|
, valve_from_string
|
|
, valve_to_string
|
|
);
|
|
|
|
/*
|
|
* VI settings, see coding style
|
|
* ex:ts=8:et:sw=4
|
|
*/
|