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--- pm:prj2023:tmiu:trafficlightcontroller [2023/05/22 12:56]
fabius_sever.pop
+++ pm:prj2023:tmiu:trafficlightcontroller [2023/05/29 17:53] (current)
fabius_sever.pop
@@ Line 39: / Line 39: @@
 <note tip>
+// Trafic Light Controller with 7 segment display
+// Pop Fabius Sever FILS 1221B
+#include "SevSeg.h"
+SevSeg S;
+byte CommonPins[] = {};
+byte SegPins[] = {2,3,4,5,6,7,8};
+int red = 9;
+int yellow = 10;
+int green=11;
+void setup()
+{
+  S.begin(COMMON_CATHODE, 1, CommonPins, SegPins, 1);
+  pinMode(9, OUTPUT);
+  pinMode(10, OUTPUT);
+  pinMode(11, OUTPUT);
+  digitalWrite(red, HIGH);
+}
+void loop()
+{
+  for(int i=9; i>=0; i--)
+  {
+    disPlay(i);
+    delay(2000);
+    if(i<=3)
+    {
+      digitalWrite(yellow, HIGH);
+      digitalWrite(red, LOW);
+    }
+  }
+  digitalWrite(green, HIGH);
+  digitalWrite(yellow, LOW);
+  for(int i=9; i>=0; i--)
+  {
+    disPlay(i);
+    delay(2000);
+    if(i<=3)
+    {
+      digitalWrite(yellow, HIGH);
+      digitalWrite(green, LOW);
+    }
+  }
+  digitalWrite(red, HIGH);
+  digitalWrite(yellow, LOW);
+  digitalWrite(green, LOW);
+}
+void disPlay(int num)
+{
+    S.setNumber(num);
+    S.refreshDisplay();
+    delay(20);
+}
    The code was written in the Arduino IDE development environment and uses the SevSeg library to control the 7-segment display.