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Hi,
Searching for arduino scoreboard project brings up 102,000 results. These are four it might be worth looking at to see if they are any good.
7-Segment LED Scoreboard - My First Project
Scoreboard project
Portable Arduino Scoreboard
Remote Controlled Arduino Scoreboard Using LED Strips
Code C - [expand] 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 byte seven_seg_digits[10][7] = { { 1,1,1,1,1,1,0 }, // = 0 { 0,1,1,0,0,0,0 }, // = 1 { 1,1,0,1,1,0,1 }, // = 2 { 1,1,1,1,0,0,1 }, // = 3 { 0,1,1,0,0,1,1 }, // = 4 { 1,0,1,1,0,1,1 }, // = 5 { 1,0,1,1,1,1,1 }, // = 6 { 1,1,1,0,0,0,0 }, // = 7 { 1,1,1,1,1,1,1 }, // = 8 { 1,1,1,0,0,1,1 } // = 9 }; const int one_u = A0; const int one_d = A1; const int one_ahlah = 10; const int one_baga = 9; int one_us=0; int one_ds=0; int one_ufront = 0; int one_dfront = 0; int one_count = 0; //up2 a2-up, a3-down, 12-ahlah,11-baga //a4 - reset const int two_u = A2; const int two_d = A3; const int two_ahlah = 12; const int two_baga = 11; int two_us=0; int two_ds=0; int two_ufront = 0; int two_dfront = 0; int two_count = 0; const int reset = A4; int reset_s = 0; int res = 0; void setup() { Serial.begin(9600); pinMode(2, OUTPUT); pinMode(3, OUTPUT); pinMode(4, OUTPUT); pinMode(5, OUTPUT); pinMode(6, OUTPUT); pinMode(7, OUTPUT); pinMode(8, OUTPUT); pinMode(9, OUTPUT); pinMode(10, OUTPUT); pinMode(11, OUTPUT); pinMode(12, OUTPUT); pinMode(one_u, INPUT); pinMode(one_d, INPUT); pinMode(two_u, INPUT); pinMode(two_d, INPUT); pinMode(reset, INPUT); } void sevenSegWrite(byte digit) { byte pin = 2; for (byte segCount = 0; segCount < 7; ++segCount) { digitalWrite(pin, seven_seg_digits[digit][segCount]); ++pin; } } void loop() { res = digitalRead(reset); if(res==HIGH && reset_s==0){ reset_s =1; } if(res==LOW && reset_s ==1){ reset_s =0; one_count = 0; two_count = 0;} one_us = digitalRead(one_u); if(one_us==HIGH && one_ufront ==0){one_ufront =1;} if(one_us==LOW && one_ufront ==1) {one_ufront =0; one_count++;} one_ds = digitalRead(one_d); if(one_ds==HIGH && one_dfront ==0){one_dfront =1; } if(one_ds==LOW && one_dfront ==1) {one_dfront =0; one_count--;} if(one_count>99){one_count = 99;} if(one_count<0){one_count = 0;} //////////////////////////////////// two_us = digitalRead(two_u); if(two_us==HIGH && two_ufront ==0){ two_ufront =1; } if(two_us==LOW && two_ufront ==1) { two_ufront =0; two_count++; } two_ds = digitalRead(two_d); if(two_ds==HIGH && two_dfront ==0){ two_dfront =1; } if(two_ds==LOW && two_dfront ==1) { two_dfront =0; two_count--; } if(two_count>99){two_count = 99;} if(two_count<0){two_count = 0;} digitalWrite(one_ahlah,1); digitalWrite(one_baga,0); digitalWrite(two_ahlah,0); digitalWrite(two_baga,0); sevenSegWrite(one_count/10); delay(2); digitalWrite(one_ahlah,0); digitalWrite(one_baga,1); digitalWrite(two_ahlah,0); digitalWrite(two_baga,0); sevenSegWrite(one_count%10); delay(2); digitalWrite(one_ahlah,0); digitalWrite(one_baga,0); digitalWrite(two_ahlah,1); digitalWrite(two_baga,0); sevenSegWrite(two_count/10); delay(2); digitalWrite(one_ahlah,0); digitalWrite(one_baga,0); digitalWrite(two_ahlah,0); digitalWrite(two_baga,1); sevenSegWrite(two_count%10); delay(2); }
Hi,
Glad to hear you found something. How about starting with the circuit diagram available in the YouTube links under the video, above the comments, start there and see if you have any questions about it:
Circuit Diagram 7z OneDrive