• 程序名稱：數碼管靜態顯示
• 程序功能：四位數碼管顯示
• 程序版本：Ver 1.0
• 編寫日期：2020/07/30
• 作者信息：天津科技大學創新實驗室-JC

/****************************************************************** * 程序名稱：數碼管靜態顯示 * 程序功能：四位數碼管顯示 * 程序版本：Ver 1.0 * 編寫日期：2020/07/30 * 作者信息：天津科技大學創新實驗室-JC ******************************************************************/#define A1 39 #define B1 43 #define C1 35 #define D1 A15 #define E1 A13 #define F1 41 #define G1 37 #define DP1 33 #define wei11 3 #define wei12 0 #define wei13 1 #define wei14 2void setup() {// put your setup code here, to run once:// 第 1 個數碼管引腳pinMode(A1,OUTPUT);pinMode(B1,OUTPUT);pinMode(C1,OUTPUT);pinMode(D1,OUTPUT);pinMode(E1,OUTPUT);pinMode(F1,OUTPUT);pinMode(G1,OUTPUT);pinMode(DP1,OUTPUT);pinMode(wei11,OUTPUT);pinMode(wei12,OUTPUT);pinMode(wei13,OUTPUT);pinMode(wei14,OUTPUT); }void loop() {// put your main code here, to run repeatedly:dispyTest(); }/****************************************************************** * 函數名稱：dispy1() * 函數功能：指定第 1 個數碼管的某一位顯示某個數字 * 使用示例：dispy1(6,1,1,0,1) //使數碼管第三位顯示數字6 ******************************************************************/ void dispy1(char num, int wei4, int wei3, int wei2, int wei1) {digitalWrite(wei11, wei1);digitalWrite(wei12, wei2);digitalWrite(wei13, wei3);digitalWrite(wei14, wei4);switch (num) {case 1: digitalWrite(A1,1);digitalWrite(B1,0);digitalWrite(C1,0);digitalWrite(D1,1); digitalWrite(E1,1);digitalWrite(F1,1);digitalWrite(G1,1);digitalWrite(DP1,1);break;case 2: digitalWrite(A1,0);digitalWrite(B1,0);digitalWrite(C1,1);digitalWrite(D1,0); digitalWrite(E1,0);digitalWrite(F1,1);digitalWrite(G1,0);digitalWrite(DP1,1);break;case 3: digitalWrite(A1,0);digitalWrite(B1,0);digitalWrite(C1,0);digitalWrite(D1,0); digitalWrite(E1,1);digitalWrite(F1,1);digitalWrite(G1,0);digitalWrite(DP1,1);break;case 4: digitalWrite(A1,1);digitalWrite(B1,0);digitalWrite(C1,0);digitalWrite(D1,1); digitalWrite(E1,1);digitalWrite(F1,0);digitalWrite(G1,0);digitalWrite(DP1,1);break;case 5: digitalWrite(A1,0);digitalWrite(B1,1);digitalWrite(C1,0);digitalWrite(D1,0); digitalWrite(E1,1);digitalWrite(F1,0);digitalWrite(G1,0);digitalWrite(DP1,1);break;case 6: digitalWrite(A1,0);digitalWrite(B1,1);digitalWrite(C1,0);digitalWrite(D1,0); digitalWrite(E1,0);digitalWrite(F1,0);digitalWrite(G1,0);digitalWrite(DP1,1);break;case 7: digitalWrite(A1,0);digitalWrite(B1,0);digitalWrite(C1,0);digitalWrite(D1,1); digitalWrite(E1,1);digitalWrite(F1,1);digitalWrite(G1,1);digitalWrite(DP1,1);break;case 8: digitalWrite(A1,0);digitalWrite(B1,0);digitalWrite(C1,0);digitalWrite(D1,0); digitalWrite(E1,0);digitalWrite(F1,0);digitalWrite(G1,0);digitalWrite(DP1,1);break;case 9: digitalWrite(A1,0);digitalWrite(B1,0);digitalWrite(C1,0);digitalWrite(D1,0); digitalWrite(E1,1);digitalWrite(F1,0);digitalWrite(G1,0);digitalWrite(DP1,1);break;default: digitalWrite(A1,0);digitalWrite(B1,0);digitalWrite(C1,0);digitalWrite(D1,0); digitalWrite(E1,0);digitalWrite(F1,0);digitalWrite(G1,1);digitalWrite(DP1,1);break;}delayMicroseconds(500); }/****************************************************************** * 函數名稱：dispyClose() * 函數功能：關閉所有數碼管的顯示，此時位選無效 ******************************************************************/ void dispyClose() {digitalWrite(A1,1);digitalWrite(B1,1);digitalWrite(C1,1);digitalWrite(D1,1); digitalWrite(E1,1);digitalWrite(F1,1);digitalWrite(G1,1);digitalWrite(DP1,1);delayMicroseconds(500); }/****************************************************************** * 函數名稱：dispyTest() * 函數功能：數碼管測試函數 ******************************************************************/ void dispyTest() {dispy1(1,0,0,0,1);delay(500);dispyClose();dispy1(2,0,0,1,0);delay(500);dispyClose();dispy1(3,0,1,0,0);delay(500);dispyClose();dispy1(4,1,0,0,0);delay(500);dispyClose();dispy1(5,1,0,0,0);delay(500);dispyClose();dispy1(6,0,1,0,0);delay(500);dispyClose();dispy1(7,0,0,1,0);delay(500);dispyClose();dispy1(8,0,0,0,1);delay(500);dispyClose();dispy1(9,1,1,1,1);delay(500);dispyClose();dispy1(0,1,1,1,1);delay(500);dispyClose(); }

Ref

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