Add simple led chaser example.

Change-Id: I18a5dc49d115d9f222ea2445a086fc9994adce06
google · Jul 8, 2018 · 981e8bb · 981e8bb
1 parent 52d97d3
commit 981e8bb
Showing 1 changed file with 16 additions and 0 deletions.
diff --git a/src/examples/gpiozero/led_chaser.py b/src/examples/gpiozero/led_chaser.py
@@ -0,0 +1,16 @@
+#!/usr/bin/env python3
+"""Demonstrates on board LED support with correct polarity.
+
+Implements simple LED chaser.
+"""
+
+from time import sleep
+from gpiozero import LED
+from aiy.pins import (PIN_A, PIN_B, PIN_C, PIN_D)
+
+leds = (LED(PIN_A), LED(PIN_B), LED(PIN_C), LED(PIN_D))
+while True:
+    for led in leds:
+        led.on()
+        sleep(0.5)
+        led.off()