Get started with seven segment

1/*
2  Showing numbers, chars and phrases
3                             A
4  (seg[0] in this project)
5                            ---
6F (seg[5] in this
7  project) |   | B (seg[1] in this project)
8                           |   | 
9
10                            --- G (seg[6] in this project)
11E (seg[4] in this
12  project) |   | 
13                           |   | C (seg[2] in this project)
14
15                            ---  . dot or dicimal (seg[7] in this project)
16                             D
17  (seg[3] in this project)
18
19 */
20#define A 8
21#define B 7
22#define C 6
23#define
24  D 5
25#define E 4
26#define F 3
27#define G 2
28#define DP 9 // decimal
29#define
30  common_cathode 0
31#define common_anode 1
32bool segMode = common_cathode; //
33  set this to your segment type, my segment is common_cathode
34int seg[] {A,B,C,D,E,F,G,DP};
35  // segment pins
36byte chars = 35; // max value in the array "Chars"
37
38byte
39  Chars[35][9] { 
40            {'0',1,1,1,1,1,1,0,0},//0
41            {'1',0,1,1,0,0,0,0,0},//1
42
43            {'2',1,1,0,1,1,0,1,0},//2
44            {'3',1,1,1,1,0,0,1,0},//3
45
46            {'4',0,1,1,0,0,1,1,0},//4
47            {'5',1,0,1,1,0,1,1,0},//5
48
49            {'6',1,0,1,1,1,1,1,0},//6
50            {'7',1,1,1,0,0,0,0,0},//7
51
52            {'8',1,1,1,1,1,1,1,0},//8
53            {'9',1,1,1,1,0,1,1,0},//9
54
55            {'a',1,1,1,0,1,1,1,0},//A/10
56            {'b',0,0,1,1,1,1,1,0},//b/11
57
58            {'c',1,0,0,1,1,1,0,0},//C/12
59            {'d',0,1,1,1,1,0,1,0},//d/13
60
61            {'e',1,0,0,1,1,1,1,0},//E/14
62            {'f',1,0,0,0,1,1,1,0},//F/15
63
64            {'g',1,0,1,1,1,1,0,0},//G/16
65            {'h',0,1,1,0,1,1,1,0},//H/17
66
67            {'i',0,0,0,0,1,1,0,0},//I/18
68            {'j',0,1,1,1,1,0,0,0},//J/19
69
70            {'l',0,0,0,1,1,1,0,0},//L/20
71            {'n',0,0,1,0,1,0,1,0},//n/21
72
73            {'o',0,0,1,1,1,0,1,0},//o/22
74            {'p',1,1,0,0,1,1,1,0},//P/23
75
76            {'q',1,1,1,0,0,1,1,0},//q/24
77            {'r',0,0,0,0,1,0,1,0},//r/25
78
79            {'s',1,0,1,1,0,1,1,0},//S/26   looks like number 5
80            {'t',0,0,0,1,1,1,1,0},//t/27
81
82            {'u',0,1,1,1,1,1,0,0},//U/28
83            {'y',0,1,1,1,0,1,1,0},//y/29
84
85            {'-',0,0,0,0,0,0,1,0},//-/30
86            {'.',0,0,0,0,0,0,0,1},//./31
87
88            {']',1,1,1,1,0,0,0,0},//]/32
89            {'[',1,0,0,1,1,1,0,0},//[/33
90
91            {'_',0,0,0,1,0,0,0,0},//_/34
92            };
93
94void setup() {
95
96  // set segment pins as OUTPUT
97pinMode(seg[0],OUTPUT);
98pinMode(seg[1],OUTPUT);
99pinMode(seg[2],OUTPUT);
100pinMode(seg[3],OUTPUT);
101pinMode(seg[4],OUTPUT);
102pinMode(seg[5],OUTPUT);
103pinMode(seg[6],OUTPUT);
104pinMode(seg[7],OUTPUT);
105
106}
107
108
109
110void
111  setState(bool mode) //sets the hole segment state to "mode"
112{ for(int i = 0;i<=6;i++)
113{
114
115  digitalWrite(seg[i],mode);
116}
117}
118
119
120
121void Print(char Char) // print
122  any character on the segment ( Note : you can't use capital characters )
123{ 
124
125  int charNum = -1;// set search resault to -1
126  setState(segMode);//turn off
127  the segment
128  
129for(int i = 0; i < chars ;i++){//search for the enterd character
130
131  if(Char == Chars[i][0]){//if the character found
132    charNum = i;//set the
133  resault number into charNum ( because this function prints the character using it's
134  number in the array )
135  }
136}
137 
138if(charNum == -1 )// if the character
139  not found
140{
141  for(int i = 0;i <= 6;i++)
142  {
143  digitalWrite(seg[i],HIGH);
144
145  delay(100);
146  digitalWrite(seg[i],LOW);
147  }
148  for(int i = 0;i <= 2;i++)
149{
150
151  delay(100);
152  setState(HIGH);
153  delay(100);
154  setState(LOW); 
155}
156}else
157  // else if the character found print it
158 {
159for(int i = 0;i<8;i++)
160    {digitalWrite(seg[i],Chars[charNum][i+1]);
161
162    }
163 }
164
165}
166
167void Print(int num) // print any number on the segment
168{
169  
170  setState(segMode);//turn off the segment
171  
172
173 
174if(num > chars
175  || num < 0 )// if the number is not declared
176{
177  for(int i = 0;i <= 6;i++)
178
179  {
180  digitalWrite(seg[i],HIGH);
181  delay(100);
182  digitalWrite(seg[i],LOW);
183
184  }
185  for(int i = 0;i <= 2;i++)
186{
187  delay(100);
188  setState(HIGH);
189
190  delay(100);
191  setState(LOW); 
192}
193}else // else if the number declared,
194  print it
195 {
196  if(segMode == 0){ //for segment mode
197for(int i = 0;i<8;i++)
198
199    {digitalWrite(seg[i],Chars[num][i+1]);
200    }
201 }
202 else{
203  for(int
204  i = 0;i<8;i++)
205    {digitalWrite(seg[i],!Chars[num][i+1]);
206    }
207 }
208
209  }
210}
211
212void loop() {
213 
214  
215   for(int i = 0;i < chars;i++) //print
216
217  {
218    Print(i);
219   delay(1000);
220  }
221 
222
223  //Print(number or character);
224  // print any number or character on the segment ( Note : you can't use capital characters
225  )
226  //setState(state); //sets the hole segment state to "state"
227
228}
229
230
231    
232  
233

1/*
2  Showing numbers, chars and phrases
3                             A  (seg[0] in this project)
4                            ---
5F (seg[5] in this  project) |   | B (seg[1] in this project)
6                           |   | 
7                            --- G (seg[6] in this project)
8E (seg[4] in this  project) |   | 
9                           |   | C (seg[2] in this project)
10                            ---  . dot or dicimal (seg[7] in this project)
11                             D  (seg[3] in this project)
12
13 */
14#define A 8
15#define B 7
16#define C 6
17#define  D 5
18#define E 4
19#define F 3
20#define G 2
21#define DP 9 // decimal
22#define  common_cathode 0
23#define common_anode 1
24bool segMode = common_cathode; //  set this to your segment type, my segment is common_cathode
25int seg[] {A,B,C,D,E,F,G,DP};  // segment pins
26byte chars = 35; // max value in the array "Chars"
27
28byte  Chars[35][9] { 
29            {'0',1,1,1,1,1,1,0,0},//0
30            {'1',0,1,1,0,0,0,0,0},//1
31            {'2',1,1,0,1,1,0,1,0},//2
32            {'3',1,1,1,1,0,0,1,0},//3
33            {'4',0,1,1,0,0,1,1,0},//4
34            {'5',1,0,1,1,0,1,1,0},//5
35            {'6',1,0,1,1,1,1,1,0},//6
36            {'7',1,1,1,0,0,0,0,0},//7
37            {'8',1,1,1,1,1,1,1,0},//8
38            {'9',1,1,1,1,0,1,1,0},//9
39            {'a',1,1,1,0,1,1,1,0},//A/10
40            {'b',0,0,1,1,1,1,1,0},//b/11
41            {'c',1,0,0,1,1,1,0,0},//C/12
42            {'d',0,1,1,1,1,0,1,0},//d/13
43            {'e',1,0,0,1,1,1,1,0},//E/14
44            {'f',1,0,0,0,1,1,1,0},//F/15
45            {'g',1,0,1,1,1,1,0,0},//G/16
46            {'h',0,1,1,0,1,1,1,0},//H/17
47            {'i',0,0,0,0,1,1,0,0},//I/18
48            {'j',0,1,1,1,1,0,0,0},//J/19
49            {'l',0,0,0,1,1,1,0,0},//L/20
50            {'n',0,0,1,0,1,0,1,0},//n/21
51            {'o',0,0,1,1,1,0,1,0},//o/22
52            {'p',1,1,0,0,1,1,1,0},//P/23
53            {'q',1,1,1,0,0,1,1,0},//q/24
54            {'r',0,0,0,0,1,0,1,0},//r/25
55            {'s',1,0,1,1,0,1,1,0},//S/26   looks like number 5
56            {'t',0,0,0,1,1,1,1,0},//t/27
57            {'u',0,1,1,1,1,1,0,0},//U/28
58            {'y',0,1,1,1,0,1,1,0},//y/29
59            {'-',0,0,0,0,0,0,1,0},//-/30
60            {'.',0,0,0,0,0,0,0,1},//./31
61            {']',1,1,1,1,0,0,0,0},//]/32
62            {'[',1,0,0,1,1,1,0,0},//[/33
63            {'_',0,0,0,1,0,0,0,0},//_/34
64            };
65
66void setup() {
67  // set segment pins as OUTPUT
68pinMode(seg[0],OUTPUT);
69pinMode(seg[1],OUTPUT);
70pinMode(seg[2],OUTPUT);
71pinMode(seg[3],OUTPUT);
72pinMode(seg[4],OUTPUT);
73pinMode(seg[5],OUTPUT);
74pinMode(seg[6],OUTPUT);
75pinMode(seg[7],OUTPUT);
76
77}
78
79
80
81void  setState(bool mode) //sets the hole segment state to "mode"
82{ for(int i = 0;i<=6;i++)
83{
84  digitalWrite(seg[i],mode);
85}
86}
87
88
89
90void Print(char Char) // print  any character on the segment ( Note : you can't use capital characters )
91{ 
92  int charNum = -1;// set search resault to -1
93  setState(segMode);//turn off  the segment
94  
95for(int i = 0; i < chars ;i++){//search for the enterd character
96  if(Char == Chars[i][0]){//if the character found
97    charNum = i;//set the  resault number into charNum ( because this function prints the character using it's  number in the array )
98  }
99}
100 
101if(charNum == -1 )// if the character  not found
102{
103  for(int i = 0;i <= 6;i++)
104  {
105  digitalWrite(seg[i],HIGH);
106  delay(100);
107  digitalWrite(seg[i],LOW);
108  }
109  for(int i = 0;i <= 2;i++)
110{
111  delay(100);
112  setState(HIGH);
113  delay(100);
114  setState(LOW); 
115}
116}else  // else if the character found print it
117 {
118for(int i = 0;i<8;i++)
119    {digitalWrite(seg[i],Chars[charNum][i+1]);
120    }
121 }
122
123}
124
125void Print(int num) // print any number on the segment
126{  
127  setState(segMode);//turn off the segment
128  
129
130 
131if(num > chars  || num < 0 )// if the number is not declared
132{
133  for(int i = 0;i <= 6;i++)
134  {
135  digitalWrite(seg[i],HIGH);
136  delay(100);
137  digitalWrite(seg[i],LOW);
138  }
139  for(int i = 0;i <= 2;i++)
140{
141  delay(100);
142  setState(HIGH);
143  delay(100);
144  setState(LOW); 
145}
146}else // else if the number declared,  print it
147 {
148  if(segMode == 0){ //for segment mode
149for(int i = 0;i<8;i++)
150    {digitalWrite(seg[i],Chars[num][i+1]);
151    }
152 }
153 else{
154  for(int  i = 0;i<8;i++)
155    {digitalWrite(seg[i],!Chars[num][i+1]);
156    }
157 }
158  }
159}
160
161void loop() {
162 
163  
164   for(int i = 0;i < chars;i++) //print
165  {
166    Print(i);
167   delay(1000);
168  }
169 
170
171  //Print(number or character);  // print any number or character on the segment ( Note : you can't use capital characters  )
172  //setState(state); //sets the hole segment state to "state"
173
174}
175
176    
177  
178