复制代码
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
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252#define LEDred A5//红灯引脚定义 #define LEDyellow A4//绿灯引脚定义 #define LEDgreen A3//黄灯灯引脚定义 //设置阴极接口 int a = 13; int b = 2; int c = 3; int d = 4; int e = 5; int f = 6; int g = 7; int h =8; //设置阳极接口 int d1 = 9; int d2 = 10; int d3 = 11; int d4 = 12; void setup() { pinMode(d1, OUTPUT); pinMode(d2, OUTPUT); pinMode(d3, OUTPUT); pinMode(d4, OUTPUT); pinMode(a, OUTPUT); pinMode(b, OUTPUT); pinMode(c, OUTPUT); pinMode(d, OUTPUT); pinMode(e, OUTPUT); pinMode(f, OUTPUT); pinMode(g, OUTPUT); pinMode(h, OUTPUT); pinMode(LEDred, OUTPUT); pinMode(LEDyellow, OUTPUT); pinMode(LEDgreen, OUTPUT); } void loop() { digitalWrite(LEDred,HIGH);//点亮红灯 for(int i=14;i>=0;i--)//点亮15秒 { for(int k=500;k>0;k--){//切换秒数的快慢 k的初值越大 切换就越慢 k的初值越小 切换的越快 //两位的数字分别设置 Display(1,i/10);//十位 Display(2, i%10);//个位 } } digitalWrite(LEDred,LOW);//熄灭红灯 digitalWrite(LEDyellow,HIGH);//点亮黄灯 for(int i=4;i>=0;i--)//点亮5秒 { for(int k=500;k>0;k--){ Display(1,i/10);//十位 Display(2, i%10);//个位 } } digitalWrite(LEDyellow,LOW);//熄灭黄灯 digitalWrite(LEDgreen,HIGH);//点亮绿灯 for(int i=14;i>=0;i--)//点亮15秒 { for(int k=500;k>0;k--) { Display(1,i/10); Display(2, i%10); } } digitalWrite(LEDgreen,LOW);//熄灭绿灯 } // void WeiXuan(unsigned char n)//定义选择亮的位置 { switch(n) { case 1: digitalWrite(d1,HIGH); digitalWrite(d2, LOW); digitalWrite(d3, LOW); digitalWrite(d4, LOW); break; case 2: digitalWrite(d1, LOW); digitalWrite(d2, HIGH); digitalWrite(d3, LOW); digitalWrite(d4, LOW); break; case 3: digitalWrite(d1,LOW); digitalWrite(d2, LOW); digitalWrite(d3, HIGH); digitalWrite(d4, LOW); break; case 4: digitalWrite(d1, LOW); digitalWrite(d2, LOW); digitalWrite(d3, LOW); digitalWrite(d4, HIGH); break; default : digitalWrite(d1, LOW); digitalWrite(d2, LOW); digitalWrite(d3, LOW); digitalWrite(d4, LOW); break; } } void Num_0()//数字0 { digitalWrite(a, LOW); digitalWrite(b, LOW); digitalWrite(c, LOW); digitalWrite(d, LOW); digitalWrite(e, LOW); digitalWrite(f, LOW); digitalWrite(g, HIGH); digitalWrite(h,HIGH); } void Num_1()//数字1 { digitalWrite(a, HIGH); digitalWrite(b, LOW); digitalWrite(c, LOW); digitalWrite(d, HIGH); digitalWrite(e, HIGH); digitalWrite(f, HIGH); digitalWrite(g, HIGH); digitalWrite(h,HIGH); } void Num_2()//数字2 { digitalWrite(a, LOW); digitalWrite(b, LOW); digitalWrite(c, HIGH); digitalWrite(d, LOW); digitalWrite(e, LOW); digitalWrite(f, HIGH); digitalWrite(g, LOW); digitalWrite(h,HIGH); } void Num_3()//数字3 { digitalWrite(a, LOW); digitalWrite(b, LOW); digitalWrite(c, LOW); digitalWrite(d, LOW); digitalWrite(e, HIGH); digitalWrite(f, HIGH); digitalWrite(g, LOW); digitalWrite(h,HIGH); } void Num_4()//数字4 { digitalWrite(a, HIGH); digitalWrite(b, LOW); digitalWrite(c, LOW); digitalWrite(d, HIGH); digitalWrite(e, HIGH); digitalWrite(f, LOW); digitalWrite(g, LOW); digitalWrite(h,HIGH); } void Num_5()//数字5 { digitalWrite(a, LOW); digitalWrite(b, HIGH); digitalWrite(c, LOW); digitalWrite(d, LOW); digitalWrite(e, HIGH); digitalWrite(f, LOW); digitalWrite(g, LOW); digitalWrite(h,HIGH); } void Num_6()//数字6 { digitalWrite(a, LOW); digitalWrite(b, HIGH); digitalWrite(c, LOW); digitalWrite(d, LOW); digitalWrite(e, LOW); digitalWrite(f, LOW); digitalWrite(g, LOW); digitalWrite(h,HIGH); } void Num_7()//数字7 { digitalWrite(a, LOW); digitalWrite(b, LOW); digitalWrite(c, LOW); digitalWrite(d, HIGH); digitalWrite(e, HIGH); digitalWrite(f, HIGH); digitalWrite(g, HIGH); digitalWrite(h,HIGH); } void Num_8()//数字8 { digitalWrite(a, LOW); digitalWrite(b, LOW); digitalWrite(c, LOW); digitalWrite(d, LOW); digitalWrite(e, LOW); digitalWrite(f, LOW); digitalWrite(g, LOW); digitalWrite(h,HIGH); } void Num_9()//数字9 { digitalWrite(a, LOW); digitalWrite(b, LOW); digitalWrite(c, LOW); digitalWrite(d, LOW); digitalWrite(e, HIGH); digitalWrite(f, LOW); digitalWrite(g, LOW); digitalWrite(h,HIGH); } void Clear() //清屏 { digitalWrite(a, HIGH); digitalWrite(b, HIGH); digitalWrite(c, HIGH); digitalWrite(d, HIGH); digitalWrite(e, HIGH); digitalWrite(f, HIGH); digitalWrite(g, HIGH); digitalWrite(h,HIGH); } void pickNumber(unsigned char n)//选择亮数字的,将前面定义好的数字直接调用 { switch(n) { case 0:Num_0();break; case 1:Num_1();break; case 2:Num_2();break; case 3:Num_3();break; case 4:Num_4();break; case 5:Num_5();break; case 6:Num_6();break; case 7:Num_7();break; case 8:Num_8();break; case 9:Num_9();break; default:Clear();break; } } void Display(unsigned char x, unsigned char Number)//选择对应的位置和数字 { WeiXuan(x); pickNumber(Number); delay(1); Clear() ; }
红绿灯+倒计时
最后
以上就是时尚毛巾最近收集整理的关于【Arduino】arduino交通灯(红绿灯+倒计时)的全部内容,更多相关【Arduino】arduino交通灯(红绿灯+倒计时)内容请搜索靠谱客的其他文章。
本图文内容来源于网友提供,作为学习参考使用,或来自网络收集整理,版权属于原作者所有。
发表评论 取消回复