blob: 630336c3ade60df951d4655cdeb1c41f7cbeefa4 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
/*************************************************************************
* Sample sketch based on OBD-II library for Arduino
* Distributed under GPL v2.0
* Copyright (c) 2012-2013 Stanley Huang <stanleyhuangyc@gmail.com>
* All rights reserved.
*************************************************************************/
#include <Arduino.h>
#include <Wire.h>
#include <OBD.h>
// OBD-II UART Adapter
COBD obd;
// OBD-II I2C Adapter
//COBDI2C obd;
void setup()
{
// we'll use the debug LED as output
pinMode(13, OUTPUT);
// start communication with OBD-II UART adapter
obd.begin();
// initiate OBD-II connection until success
while (!obd.init());
}
void loop()
{
int value;
if (obd.readSensor(PID_RPM, value)) {
// RPM is read and stored in 'value'
// light on LED when RPM exceeds 5000
digitalWrite(13, value > 5000 ? HIGH : LOW);
}
}
|
