버튼 누를시 점등코드

Author: tjtdkr

button_on.ino

@@ -0,0 +1,35 @@
+#include <Adafruit_NeoPixel.h>
+#define PIN 7
+#define NUM_LEDS 4
+Adafruit_NeoPixel strip = Adafruit_NeoPixel(NUM_LEDS, PIN, NEO_GRB + NEO_KHZ800);
+int buttonApin = 8;
+
+void setup() 
+{
+  pinMode(buttonApin, INPUT_PULLUP); 
+  strip.begin();
+  strip.show();
+}
+ 
+void loop() 
+{
+  if (digitalRead(buttonApin) == LOW)
+  {
+    strip.setPixelColor(0, 10, 0, 0);
+    strip.setPixelColor(1, 0, 0, 0);
+    strip.setPixelColor(2, 0, 0, 0);
+    strip.setPixelColor(3, 0, 0, 0);
+    strip.show();
+    delay(1);
+  }
+    if (digitalRead(buttonApin) == HIGH)
+  {
+    strip.setPixelColor(0, 0, 0, 0);
+    strip.setPixelColor(1, 0, 0, 0);
+    strip.setPixelColor(2, 0, 0, 0);
+    strip.setPixelColor(3, 0, 0, 0);
+    strip.show();
+    delay(1);
+  }
+
+}