Test1/Serial.ino at master · melted99/Test1 · 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
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
176

//Define Pinouts
#define SC_L   3
#define SDIN   4
// SDOUT pin grounded
#define C_S    5


/********INITIAL FUNCTIONS******/
void command(unsigned char ins){
//  digitalWrite(C_S, HIGH);
//  delay(10);
  int a;
  digitalWrite(C_S,LOW);
  delay(10);
  digitalWrite(SC_L,LOW);
  delay(10);
  digitalWrite(SDIN, LOW);        //RS = 0 >> Command
  delay(10);
  digitalWrite(SC_L, HIGH);        //RS Registered
  delay(10);
  digitalWrite(SC_L, LOW);
  delay(10);
  digitalWrite(SDIN, LOW);        // RW = 0 = Write
  delay(10);
  digitalWrite(SC_L, HIGH);        // LATCH
  delay(10);
  digitalWrite(SC_L, LOW);
  delay(10);
  for (a =0; a<8 ; a++){
    if((ins&0x80) == 0x80){
    digitalWrite(SDIN, HIGH);
    delay(10);
    }else{
    digitalWrite(SDIN, LOW);
    delay(10);
    }
    ins = (ins<<1);
    digitalWrite(SC_L, LOW);
    delay(10);
    digitalWrite(SC_L, HIGH);
    delay(10);
    digitalWrite(SC_L, LOW);
    delay(10);
  }
  digitalWrite(C_S, HIGH);
  delay(10);
}
void dataInit(){                    //Start of Data Set
//  digitalWrite(C_S, HIGH);
//  delay(10);
  digitalWrite(C_S,LOW);
  delay(10);
  digitalWrite(SC_L,LOW);
  delay(10);
  digitalWrite(SDIN, HIGH);        //RS = 1 >> DATA
  delay(10);
  digitalWrite(SC_L, HIGH);         //LATCH
  delay(10);
  digitalWrite(SC_L, LOW);
  delay(10);
  digitalWrite(SDIN, LOW);         // RW = 0 = Write
  delay(10);
  digitalWrite(SC_L, HIGH);         // LATCH
  delay(10);
  digitalWrite(SC_L, LOW);
  delay(10);
}

void data(unsigned char a){       //Continuous Data Set
  for (int i = 0x80; i; i>>=1){
    if((a&0x80) == 0x80){
    digitalWrite(SDIN, HIGH);
    delay(10);
    }else{
    digitalWrite(SDIN, LOW);
    delay(10);
    }
    a = (a<<1);
    digitalWrite(SC_L, LOW);        // Clock
    delay(10);
    digitalWrite(SC_L, HIGH);
    delay(10);
    digitalWrite(SC_L, LOW);        // End Clock
    delay(10);
  }
}
/**************INITIALIZIATION**********/
void init1(){
  command(0x38);                // Function
  delay(30);
  command(0x38);                // Function
  delay(30);
  command(0x06);                // Entry mode
  delay(30);
  command(0x02);                // Go home
  delay(30);
  command(0x01);                // Clear
  delay(30);
  command(0x0F);                //Display on
  delay(30);
  command(0x80);                //head to line one char 1
  delay(30);
}
void setup() {
  DDRD = 0xFF; // port D as output
  init1();
  delay(2000);
 // digitalWrite(C_S, HIGH);
 // delay(10);
   /******************** TEST CODE *****************/
  command(0x80);
  delay(10);
//  char x = 0x21;
//  dataInit();
//  delay(10);
//  for( int i = 0; i < 20; i++){
//    delay(10);
//    data(x++);
//    delay(10);
//  }
//  delay(10000);
}

void loop() {

   /*char x = 0x21;
   int i;
   digitalWrite(C_S, HIGH);

  while(1){

    digitalWrite(C_S, HIGH);
    delay(10);
    command(0x80);              // Line 1
    delay(10);
    dataInit();
    for( i= 0; i < 20; i++){
      data(x++);
          delay(10);
    }
    digitalWrite(C_S, HIGH);
    delay(10);
    command(0xc0);                //Line 2
    delay(10);
    dataInit();
    for( i= 0; i < 20; i++){
      data(x++);
      delay(10);
    }
    digitalWrite(C_S, HIGH);
    delay(10);
    command(0x94);              //Line 3
    delay(10);
    dataInit();
    for(i= 0; i < 20; i++){
      data(x++);
      delay(10);
    }
    digitalWrite(C_S, HIGH);
    delay(10);
    command(0xd4);              //Line 4
    delay(10);

    dataInit();
    for( i= 0; i < 20; i++){
      data(x++);
      delay(10);
    }
    digitalWrite(C_S, HIGH);

  delay(2500);
  }*/

 delay(10000);
}