Hiển thị Led 7 đoạn Arduino

 HIỂN THỊ LED 7 ĐOẠN ARDUINO

CODE CHƯƠNG TRÌNH:

1. /*
2. Display 0 to 9 Numbers on 7Segment Display.
3. */
4. // give it a name:
5. int a = 2;
6. int b = 3;
7. int c = 4;
8. int d = 5;
9. int e = 6;
10. int f = 7;
11. int g = 8;
12. // the setup routine runs once when you press reset:
13. void setup() {
14. // initialize the digital pin as an output.
15. pinMode(a, OUTPUT);
16. pinMode(b, OUTPUT);
17. pinMode(c, OUTPUT);
18. pinMode(d, OUTPUT);
19. pinMode(e, OUTPUT);
20. pinMode(f, OUTPUT);
21. pinMode(g, OUTPUT);
22. }
23. // the loop routine runs over and over again forever:
24. void loop() {
25. //Disply 0
26. digitalWrite(a, HIGH);
27. digitalWrite(b, HIGH);
28. digitalWrite(c, HIGH);
29. digitalWrite(d, HIGH);
30. digitalWrite(e, HIGH);
31. digitalWrite(f, HIGH);
32. digitalWrite(g, LOW);
33. delay(500);
34. //Disply 1
35. digitalWrite(a, LOW);
36. digitalWrite(b, HIGH);
37. digitalWrite(c, HIGH);
38. digitalWrite(d, LOW);
39. digitalWrite(e, LOW);
40. digitalWrite(f, LOW);
41. digitalWrite(g, LOW);
42. delay(500);
43. //Disply 2
44. digitalWrite(a, HIGH);
45. digitalWrite(b, HIGH);
46. digitalWrite(c, LOW);
47. digitalWrite(d, HIGH);
48. digitalWrite(e, HIGH);
49. digitalWrite(f, LOW);
50. digitalWrite(g, HIGH);
51. delay(500);
52. //Disply 3
53. digitalWrite(a, HIGH);
54. digitalWrite(b, HIGH);
55. digitalWrite(c, HIGH);
56. digitalWrite(d, HIGH);
57. digitalWrite(e, LOW);
58. digitalWrite(f, LOW);
59. digitalWrite(g, HIGH);
60. delay(500);
61. //Disply 4
62. digitalWrite(a, LOW);
63. digitalWrite(b, HIGH);
64. digitalWrite(c, HIGH);
65. digitalWrite(d, LOW);
66. digitalWrite(e, LOW);
67. digitalWrite(f, HIGH);
68. digitalWrite(g, HIGH);
69. delay(500);
70. //Disply 5
71.  
72. digitalWrite(a, HIGH);
73. digitalWrite(b, LOW);
74. digitalWrite(c, HIGH);
75. digitalWrite(d, HIGH);
76. digitalWrite(e, LOW);
77. digitalWrite(f, HIGH);
78. digitalWrite(g, HIGH);
79. delay(500);
80. //Disply 6
81. digitalWrite(a, HIGH);
82. digitalWrite(b, LOW);
83. digitalWrite(c, HIGH);
84. digitalWrite(d, HIGH);
85. digitalWrite(e, HIGH);
86. digitalWrite(f, HIGH);
87. digitalWrite(g, HIGH);
88. delay(500);
89. //Disply 7
90. digitalWrite(a, HIGH);
91. digitalWrite(b, HIGH);
92. digitalWrite(c, HIGH);
93. digitalWrite(d, LOW);
94. digitalWrite(e, LOW);
95. digitalWrite(f, LOW);
96. digitalWrite(g, LOW);
97. delay(500);
98. //Disply 8
99. digitalWrite(a, HIGH);
100. digitalWrite(b, HIGH);
101. digitalWrite(c, HIGH);
102. digitalWrite(d, HIGH);
103. digitalWrite(e, HIGH);
104. digitalWrite(f, HIGH);
105. digitalWrite(g, HIGH);
106. delay(500);
107. //Disply 9
108. digitalWrite(a, HIGH);
109. digitalWrite(b, HIGH);
110. digitalWrite(c, HIGH);
111. digitalWrite(d, HIGH);
112. digitalWrite(e, LOW);
113. digitalWrite(f, HIGH);
114. digitalWrite(g, HIGH);
115. delay(500);
116. }