2024-06-03

_-Review/arduino.md

@@ -0,0 +1,50 @@
+---
+type: "topic"
+created: "2024-01-06T01:25:36.094Z"
+updated: "2024-01-06T01:25:36.094Z"
+---
+
+# Arduino
+
+```c++ Sprinklers
+const int last = 8;
+const int first = 5;
+const int minutes = 1;
+
+int pin;
+int counter = 0;
+
+void setup() {
+  pinMode(first, OUTPUT);
+  pinMode(first + 1, OUTPUT);
+  pinMode(first + 2, OUTPUT);
+  pinMode(first + 3, OUTPUT);
+  pinMode(LED_BUILTIN, OUTPUT);
+  digitalWrite(first, HIGH);
+  digitalWrite(first + 1, HIGH);
+  digitalWrite(first + 2, HIGH);
+  digitalWrite(first + 3, HIGH);
+  digitalWrite(LED_BUILTIN, LOW);
+}
+
+void loop() {
+  pin = first + counter;
+  digitalWrite(pin, LOW);
+  if(counter == 0)
+    delay(minutes * 60 * 1000UL);
+  else if(counter == 1)
+    delay(minutes * 30 * 1000UL);
+  else if(counter == 2)
+    delay(minutes * 60 * 1000UL);
+  else if(counter == 3)
+    delay(minutes * 60 * 1000UL);
+  else
+    delay(minutes * 1 * 1000UL);
+  digitalWrite(pin, HIGH);
+  counter += 1;
+  if (pin >= last)
+  {
+    counter = 0;
+  }
+}
+```