Arduino 数码管LED驱动器 阵列方法
2015-07-25 18:55
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样品谈到最后一个驱动程序LED数码管,采用了最简单的解决方案之一,对于每一个LED高低电平控制,这样的好处是每个LED控制可检。避免短路造成的错觉,因为,但是对于数字的变化是,它是多余的写,因此,这种试图通过一组方法,来实现。
SETUP语句和LOOP语句还有非常多冗余的代码,用for循环优化代码。
//设置阴极接口 int d1 = 1; int d2 = 2; int d3 = 3; int d4 = 4; int d5 = 5; int d6 = 6; int d7 = 7; //设置阳极接口 int a = 8; int b = 9; int c = 10; int d = 11; int e = 12; int f = 13; int g = A0; int h = A1; byte gyang[8] = { a, b, c, d, e, f, g, h }; byte gyin[7] = { d1, d2, d3, d4, d5, d6, d7 }; byte gong_yang[14][8] = { { 1,1,0,0,0,0,0,0 }, // 0 = 缺水 { 0,0,1,1,0,0,0,0 }, // 1 = 低水位 { 0,0,0,0,1,1,1,0 }, // 2 = 定时关机 { 1,1,1,1,1,1,0,0 }, // 3 = 0 { 0,1,1,0,0,0,0,0 }, // 4 = 1 { 1,1,0,1,1,0,1,0 }, // 5 = 2 { 1,1,1,1,0,0,1,0 }, // 6 = 3 { 0,1,1,0,0,1,1,0 }, // 7 = 4 { 1,0,1,1,0,1,1,0 }, // 8 = 5 { 1,0,1,1,1,1,1,0 }, // 9 = 6 { 1,1,1,0,0,0,0,0 }, // 10 = 7 { 1,1,1,1,1,1,1,0 }, // 11 = 8 { 1,1,1,1,0,1,1,0 }, // 12 = 9 { 0,0,0,0,0,0,0,1 }, // 13 = 摄氏度符号、睡眠符号 }; byte gong_yin[5][7] = { { 1,1,1,1,1,1,0 }, // 0 = 缺水、低水位、定时关机 { 0,1,1,1,1,1,1 }, // 1 = 温度十位、摄氏度符号 { 1,0,1,1,1,1,1 }, // 2 = 温度个位、睡眠符号 { 0,0,1,1,1,1,1 }, // 3 = 温度个和十位 { 1,1,0,0,0,0,1 }, // 4 = 时钟个、十位和两点 }; void setup() { pinMode(d1, OUTPUT); pinMode(d2, OUTPUT); pinMode(d3, OUTPUT); pinMode(d4, OUTPUT); pinMode(d5, OUTPUT); pinMode(d6, OUTPUT); pinMode(d7, 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); digitalWrite(a, LOW); digitalWrite(b, LOW); digitalWrite(c, LOW); digitalWrite(d, LOW); digitalWrite(e, LOW); digitalWrite(f, LOW); digitalWrite(g, LOW); digitalWrite(h, LOW); digitalWrite(d1, HIGH); digitalWrite(d2, HIGH); digitalWrite(d3, HIGH); digitalWrite(d4, HIGH); digitalWrite(d5, HIGH); digitalWrite(d6, HIGH); digitalWrite(d7, HIGH); } void loop() { GongYang(0); GongYin(0); delay(300); GongYang(1); delay(300); GongYang(2); delay(300); GongYin(3); GongYang(3); delay(300); GongYang(4); delay(300); GongYang(5); delay(300); GongYang(6); delay(300); GongYang(7); delay(300); GongYang(8); delay(300); GongYang(9); delay(300); GongYang(10); delay(300); GongYang(11); delay(300); GongYang(12); delay(300); GongYang(13); GongYin(1); delay(300); GongYin(2); delay(300); GongYin(4); GongYang(3); delay(300); GongYang(4); delay(300); GongYang(5); delay(300); GongYang(6); delay(300); GongYang(7); delay(300); GongYang(8); delay(300); GongYang(9); delay(300); GongYang(10); delay(300); GongYang(11); delay(300); GongYang(12); delay(300); } void GongYang(int x) { for (int i = 0; i < 8; i++) { digitalWrite(gyang[i], gong_yang[x][i]); } } void GongYin(int y) { for (int i = 0; i < 7; i++) { digitalWrite(gyin[i], gong_yin[y][i]); } }
SETUP语句和LOOP语句还有非常多冗余的代码,用for循环优化代码。
//设置阴极接口 int d1 = 1; int d2 = 2; int d3 = 3; int d4 = 4; int d5 = 5; int d6 = 6; int d7 = 7; //设置阳极接口 int a = 8; int b = 9; int c = 10; int d = 11; int e = 12; int f = 13; int g = A0; int h = A1; byte gyang[8] = { a, b, c, d, e, f, g, h }; byte gyin[7] = { d1, d2, d3, d4, d5, d6, d7 }; byte gong_yang[14][8] = { { 1,1,0,0,0,0,0,0 }, // 0 = 缺水 { 0,0,1,1,0,0,0,0 }, // 1 = 低水位 { 0,0,0,0,1,1,1,0 }, // 2 = 定时关机 { 1,1,1,1,1,1,0,0 }, // 3 = 0 { 0,1,1,0,0,0,0,0 }, // 4 = 1 { 1,1,0,1,1,0,1,0 }, // 5 = 2 { 1,1,1,1,0,0,1,0 }, // 6 = 3 { 0,1,1,0,0,1,1,0 }, // 7 = 4 { 1,0,1,1,0,1,1,0 }, // 8 = 5 { 1,0,1,1,1,1,1,0 }, // 9 = 6 { 1,1,1,0,0,0,0,0 }, // 10 = 7 { 1,1,1,1,1,1,1,0 }, // 11 = 8 { 1,1,1,1,0,1,1,0 }, // 12 = 9 { 0,0,0,0,0,0,0,1 }, // 13 = 摄氏度符号、睡眠符号 }; byte gong_yin[5][7] = { { 1,1,1,1,1,1,0 }, // 0 = 缺水、低水位、定时关机 { 0,1,1,1,1,1,1 }, // 1 = 温度十位、摄氏度符号 { 1,0,1,1,1,1,1 }, // 2 = 温度个位、睡眠符号 { 0,0,1,1,1,1,1 }, // 3 = 温度个和十位 { 1,1,0,0,0,0,1 }, // 4 = 时钟个、十位和两点 }; void setup() { pinMode(A0, OUTPUT); pinMode(A1, OUTPUT); for(int i=1; i<14;i++) { pinMode(i,OUTPUT); } } void loop() { GongYin(0); for(int i=0; i<3; i++) { GongYang(i); delay(300); } GongYin(3); for(int i=3; i<13; i++) { GongYang(i); delay(300); } GongYang(13); GongYin(1); delay(300); GongYin(2); delay(300); GongYin(4); for(int i=3; i<13; i++) { GongYang(i); delay(300); } } void GongYang(int x) { for (int i = 0; i < 8; i++) { digitalWrite(gyang[i], gong_yang[x][i]); } } void GongYin(int y) { for (int i = 0; i < 7; i++) { digitalWrite(gyin[i], gong_yin[y][i]); } }
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