Merge pull request #32 from FoamyGuy/button_debouncer_example

adding button debouncing example

Author: ladyada

examples/pybadger_button_debouncing.py

@@ -0,0 +1,47 @@
+from adafruit_debouncer import Debouncer
+from adafruit_pybadger import pybadger
+
+b_btn = Debouncer(lambda: pybadger.button.b == 0)
+a_btn = Debouncer(lambda: pybadger.button.a == 0)
+up_btn = Debouncer(lambda: pybadger.button.up == 0)
+down_btn = Debouncer(lambda: pybadger.button.down == 0)
+left_btn = Debouncer(lambda: pybadger.button.left == 0)
+right_btn = Debouncer(lambda: pybadger.button.right == 0)
+
+while True:
+    b_btn.update()
+    a_btn.update()
+    up_btn.update()
+    down_btn.update()
+    right_btn.update()
+    left_btn.update()
+
+    if b_btn.fell:
+        print("B pressed")
+    if b_btn.rose:
+        print("B released")
+
+    if a_btn.fell:
+        print("A pressed")
+    if a_btn.rose:
+        print("A released")
+
+    if up_btn.fell:
+        print("UP pressed")
+    if up_btn.rose:
+        print("UP released")
+
+    if down_btn.fell:
+        print("DOWN pressed")
+    if down_btn.rose:
+        print("DOWN released")
+
+    if right_btn.fell:
+        print("RIGHT pressed")
+    if right_btn.rose:
+        print("RIGHT released")
+
+    if left_btn.fell:
+        print("LEFT pressed")
+    if left_btn.rose:
+        print("LEFT released")