1.   unsigned const int A = 11;
2.   unsigned const int B = 10;
3.   unsigned const int C = 8;
4.   unsigned const int D = 12;
5.   unsigned const int E = 7;
6.   unsigned const int F = 5;
7.   unsigned const int G = 6;
8.   unsigned const int DP = 9;
9. void setup() {
10.   pinMode(A,OUTPUT);
11.   pinMode(B,OUTPUT);
12.   pinMode(C,OUTPUT);
13.   pinMode(D,OUTPUT);
14.   pinMode(E,OUTPUT);
15.   pinMode(F,OUTPUT);
16.   pinMode(G,OUTPUT);
17.   pinMode(DP,OUTPUT);
18. }
19.  
20. void loop() {
21.   digitalWrite(A,HIGH);
22.   digitalWrite(B,HIGH);
23.   digitalWrite(C,HIGH);
24.   digitalWrite(D,HIGH);
25.   digitalWrite(E,HIGH);
26.   digitalWrite(F,HIGH);
27.   digitalWrite(G,LOW);
28.   digitalWrite(DP,LOW);
29.  
30.   delay(1000);
31.    ///DISPLAY 1
32.   digitalWrite(A,LOW);
33.   digitalWrite(B,HIGH);
34.   digitalWrite(C,HIGH);
35.   digitalWrite(D,LOW);
36.   digitalWrite(E,LOW);
37.   digitalWrite(F,LOW);
38.   digitalWrite(G,LOW);
39.   digitalWrite(DP,LOW);
40.  
41.   delay(1000);
42.   ///DISPLAY 2
43.   digitalWrite(A,HIGH);
44.   digitalWrite(B,HIGH);
45.   digitalWrite(C,LOW);
46.   digitalWrite(D,HIGH);
47.   digitalWrite(E,HIGH);
48.   digitalWrite(F,LOW);
49.   digitalWrite(G,HIGH);
50.   digitalWrite(DP,LOW);
51.  
52.   delay(1000);
53.  
54.   ///DISPLAY 3
55.   digitalWrite(A,HIGH);
56.   digitalWrite(B,HIGH);
57.   digitalWrite(C,HIGH);
58.   digitalWrite(D,HIGH);
59.   digitalWrite(E,LOW);
60.   digitalWrite(F,LOW);
61.   digitalWrite(G,HIGH);
62.   digitalWrite(DP,LOW);
63.  
64.   delay(1000);
65.  
66.   ///DISPLAY 4
67.   digitalWrite(A,LOW);
68.   digitalWrite(B,HIGH);
69.   digitalWrite(C,HIGH);
70.   digitalWrite(D,LOW);
71.   digitalWrite(E,LOW);
72.   digitalWrite(F,HIGH);
73.   digitalWrite(G,HIGH);
74.   digitalWrite(DP,LOW);
75.  
76.   delay(1000);
77.  
78.   ///DISPLAY 5
79.   digitalWrite(A,HIGH);
80.   digitalWrite(B,LOW);
81.   digitalWrite(C,HIGH);
82.   digitalWrite(D,HIGH);
83.   digitalWrite(E,LOW);
84.   digitalWrite(F,HIGH);
85.   digitalWrite(G,HIGH);
86.   digitalWrite(DP,LOW);
87.  
88.   delay(1000);
89.  
90.  
91.   ///DISPLAY 6
92.   digitalWrite(A,HIGH);
93.   digitalWrite(B,LOW);
94.   digitalWrite(C,HIGH);
95.   digitalWrite(D,HIGH);
96.   digitalWrite(E,HIGH);
97.   digitalWrite(F,HIGH);
98.   digitalWrite(G,HIGH);
99.   digitalWrite(DP,LOW);
100.  
101.   delay(1000);
102.  
103.   ///DISPLAY 7
104.   digitalWrite(A,HIGH);
105.   digitalWrite(B,HIGH);
106.   digitalWrite(C,HIGH);
107.   digitalWrite(D,LOW);
108.   digitalWrite(E,LOW);
109.   digitalWrite(F,LOW);
110.   digitalWrite(G,LOW);
111.   digitalWrite(DP,LOW);
112.  
113.   delay(1000);
114.  
115.   ///DISPLAY 8
116.   digitalWrite(A,HIGH);
117.   digitalWrite(B,HIGH);
118.   digitalWrite(C,HIGH);
119.   digitalWrite(D,HIGH);
120.   digitalWrite(E,HIGH);
121.   digitalWrite(F,HIGH);
122.   digitalWrite(G,HIGH);
123.   digitalWrite(DP,LOW);
124.  
125.   delay(1000);
126.  
127.  
128.   ///DISPLAY 9
129.   digitalWrite(A,HIGH);
130.   digitalWrite(B,HIGH);
131.   digitalWrite(C,HIGH);
132.   digitalWrite(D,HIGH);
133.   digitalWrite(E,LOW);
134.   digitalWrite(F,HIGH);
135.   digitalWrite(G,HIGH);
136.   digitalWrite(DP,LOW);
137.  
138.   delay(1000);
139.  
140.  
141. }
142.