-
Notifications
You must be signed in to change notification settings - Fork 0
/
ArduinoGpio.cpp
52 lines (45 loc) · 1.01 KB
/
ArduinoGpio.cpp
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
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
#include "ArduinoGpio.h"
#include <Arduino.h>
ArduinoGpio::ArduinoGpio(int pin, bool initialValue, IGpio::Mode initialMode):
pin(pin)
{
/* There is no protection to prevent from creation of multiple instances
* of single pin, as Arduino does not support C++ exceptions.
* Only one parent object may own instance of a pin.
*/
write(initialValue);
setMode((initialMode));
}
ArduinoGpio::~ArduinoGpio()
{
setMode(Mode::Input);
write(false);
}
bool ArduinoGpio::read()
{
return (digitalRead(pin) != 0);
}
void ArduinoGpio::write(bool newValue)
{
digitalWrite(pin, newValue ? HIGH : LOW);
}
IGpio::Mode ArduinoGpio::getMode()
{
return mode;
}
void ArduinoGpio::setMode(IGpio::Mode newMode)
{
mode = newMode;
pinMode(pin, toAdruinoMode(newMode));
}
int ArduinoGpio::toAdruinoMode(IGpio::Mode mode)
{
switch(mode) {
case Mode::Input:
return INPUT;
case Mode::InputPullup:
return INPUT_PULLUP;
case Mode::Output:
return OUTPUT;
}
}