forked from BlockThor/TM1628
-
Notifications
You must be signed in to change notification settings - Fork 0
/
TM1628.cpp
175 lines (143 loc) · 4.13 KB
/
TM1628.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
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
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
#if defined(ARDUINO) && ARDUINO >= 100
#include "Arduino.h"
#else
#include "WProgram.h"
#endif
#include "TM1628.h"
byte _curpos = 0x00;
byte buffer[14] = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
const byte seg_addr[7]={0x00,0x01,0x07,0x02,0x03,0x04,0x05};//no bit of digital segments
// SG0 SG1 SG2 SG3 SG4 SG5 SG6 SG7 DVD VCD MP3 PLY PAU PBC RET DTS DDD CL1 CL2 //name -|
const byte led_addr[19]={0x03,0x0B,0x0D,0x07,0x05,0x09,0x0D,0x01,0x01,0x03,0x05,0x09,0x0b,0x07,0x00,0x08,0x06,0x02,0x04};//adress -| for the signs's and disc's leds
const byte led_val[19]= {0x01,0x01,0x01,0x01,0x01,0x01,0x02,0x01,0x02,0x02,0x02,0x02,0x02,0x02,0x40,0x40,0x40,0x40,0x40};//byte -|
TM1628::TM1628(byte _dio_pin, byte _clk_pin, byte _stb_pin) {
this->_dio_pin = _dio_pin;
this->_clk_pin = _clk_pin;
this->_stb_pin = _stb_pin;
pinMode(_dio_pin, OUTPUT);
pinMode(_clk_pin, OUTPUT);
pinMode(_stb_pin, OUTPUT);
digitalWrite(_stb_pin, HIGH);
digitalWrite(_clk_pin, HIGH);
sendCommand(0x40);
sendCommand(0x80);
digitalWrite(_stb_pin, LOW);
send(0xC0);
clear();
digitalWrite(_stb_pin, HIGH);
}
void TM1628::begin(boolean active = true, byte intensity = 1) {
sendCommand(0x80 | (active ? 8 : 0) | min(7, intensity));
}
void TM1628::update() {
for (int i=0; i<14; i++)
sendData(i, buffer[i]);
}
void TM1628::setTime(int hour,int min,int sec) {
if (hour >= 100) setSeg(0, (hour/100));
if (hour >= 10) setSeg(1, (hour%100)/10);
setSeg(2, (hour%100)%10);
setSeg(3, (min/10));
setSeg(4, (min%10));
setSeg(5, (sec/10));
setSeg(6, (sec%10));
update();
}
void TM1628::clear() {
for (int i=0; i<14; i++)
buffer[i]=0x00;
_curpos=0x00;
update();
}
void TM1628::setLED(byte led){
buffer[led_addr[led]] = buffer[led_addr[led]] ^ led_val[led];
update();
}
void TM1628::setLEDon(byte led){
buffer[led_addr[led]] |= led_val[led];//= buffer[led_addr[led]] | led_val[led];
update();
}
void TM1628::setLEDoff(byte led){
buffer[led_addr[led]] &= 0xFF - led_val[led];//= buffer[led_addr[led]] & (0xFF - led_val[led]);
update();
}
void TM1628::setDisc(boolean onoff){
if (onoff) {
for(int i=0;i<8;i++)// turn on all disc segments
buffer[led_addr[i]] = buffer[led_addr[i]] | led_val[i];
} else {
for(int i=0;i<8;i++)
buffer[led_addr[i]] = buffer[led_addr[i]] & (0xFF - led_val[i]);
}
update();
}
byte TM1628::getButtons() {
byte keys = 0;
digitalWrite(_stb_pin, LOW);
send(0x42);
for (int i = 0; i < 5; i++) {
keys |= receive() << i;
}
digitalWrite(_stb_pin, HIGH);
return keys;
}
size_t TM1628::write(byte chr){
if(_curpos<0x07) {
setChar(_curpos, chr);
_curpos++;
}
}
void TM1628::setCursor(byte pos){
_curpos = pos;
}
/*********** mid level **********/
void TM1628::sendData(byte addr, byte data) {
sendCommand(0x44);
digitalWrite(_stb_pin, LOW);
send(0xC0 | addr);
send(data);
digitalWrite(_stb_pin, HIGH);
}
void TM1628::sendCommand(byte data) {
digitalWrite(_stb_pin, LOW);
send(data);
digitalWrite(_stb_pin, HIGH);
}
void TM1628::setSeg(byte addr, byte num) {
for(int i=0; i<7; i++){
bitWrite(buffer[i*2], seg_addr[addr], bitRead(NUMBER_FONT[num],i));
}
}
void TM1628::setChar(byte addr, byte chr) {
for(int i=0; i<7; i++){
bitWrite(buffer[i*2], seg_addr[addr], bitRead(FONT_DEFAULT[chr - 0x20],i));
}
update();
}
/************ low level **********/
void TM1628::send(byte data) {
for (int i = 0; i < 8; i++) {
digitalWrite(_clk_pin, LOW);
digitalWrite(_dio_pin, data & 1 ? HIGH : LOW);
data >>= 1;
digitalWrite(_clk_pin, HIGH);
}
}
byte TM1628::receive() {
byte temp = 0;
// Pull-up on
pinMode(_dio_pin, INPUT);
digitalWrite(_dio_pin, HIGH);
for (int i = 0; i < 8; i++) {
temp >>= 1;
digitalWrite(_clk_pin, LOW);
if (digitalRead(_dio_pin)) {
temp |= 0x80;
}
digitalWrite(_clk_pin, HIGH);
}
// Pull-up off
pinMode(_dio_pin, OUTPUT);
digitalWrite(_dio_pin, LOW);
return temp;
}