HangulClock/Buttons.cpp at 4313Ver · cakeng/HangulClock · GitHub

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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
/*
*	Buttons.cpp
*
*	Created: 2018-06-26 오전 8:26:47
*	Author: Cakeng (PARK JONG SEOK)
*
*	NO LICENCE INCLUDED
*	Contact cakeng@naver.com to
*	use, modify, or share the software for any purpose
*	other than personal use.
*
*/
#include "Buttons.h"


void Buttons::checkInputs()
{
	DDRB &= 0b10001111;
	PORTB &= 0b10001111;
	buttonPressed = NULL;
	if(!(PINB&(1<<PORTB6)))
	{
		buttonPressed = BUTTON_UP_PRESSED;
	}
	else if(!(PINB&(1<<PORTB5)))
	{
		buttonPressed = BUTTON_DOWN_PRESSED;
	}
	else if(!(PINB&(1<<PORTB4)))
	{
		buttonPressed = BUTTON_ALARM_PRESSED;
	}
}

Buttons::Buttons(uint16_t tickFreq, bool pinOn) //Ticks to reach 1 second.
{
	buttonTicks = 0;
	buttonCheckRateConsts[0] = (tickFreq/500*9); //18ms
	buttonCheckRateConsts[1] = (tickFreq/500*75); //150ms
	buttonCheckRateConsts[2] = (tickFreq/500*30); //60ms
	buttonCheckRate = buttonCheckRateConsts[2];
	buttonCounter = 0;
	buttonPressed = NULL;
	buttonLast = NULL;
	DDRB &= 0b10001111;
	PORTB &= 0b10001111;
}

Buttons::Buttons(uint16_t tickFreq) //Ticks to reach 1 second.
{
	buttonTicks = 0;
	buttonCheckRateConsts[0] = (tickFreq/500*9); //18ms
	buttonCheckRateConsts[1] = (tickFreq/500*75); //150ms
	buttonCheckRateConsts[2] = (tickFreq/500*30); //60ms
	buttonCheckRate = buttonCheckRateConsts[2];
	buttonCounter = 0;
	buttonPressed = NULL;
	buttonLast = NULL;
	DDRB &= 0b10001111;
	PORTB &= 0b10001111;
}

void Buttons::buttonFunction()
{
	buttonPressedOut = BUTTON_UNDER_TICKS;
	buttonCountNum = buttonCounter;
	if(buttonTicks < buttonCheckRate)
	{
		return;
	}
	buttonPressedOut = NULL;
	buttonTicks = 0;
	checkInputs();
	if(buttonPressed == NULL) // If no buttons were pressed
	{
		if(buttonLast != NULL) // If something was pressed before
		{
			buttonPressedOut = buttonLast;
			buttonLast = NULL;
			buttonCounter = 0;
			buttonCheckRate = buttonCheckRateConsts[2];
		}
		return;
	}
	buttonCounter++;
	if(buttonCounter > 24)
	{
		buttonCheckRate = buttonCheckRateConsts[0];
	}
	else if(buttonCounter > 4)
	{

		buttonCheckRate = buttonCheckRateConsts[1];
	}
	buttonPressedOut = buttonPressed;
	buttonLast = buttonPressed+3;
}