Add example pin usage to pin documentation.

bbcmicrobit · Feb 12, 2016 · 240c617 · 240c617
1 parent faaba30
commit 240c617
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/docs/pin.rst b/docs/pin.rst
@@ -7,6 +7,18 @@ The pins are your board's way to communicate with external devices connected to
 it. There are 19 pins for your disposal, numbered 0-16 and 19-20. Pins 17 and
 18 are not available.
 
+For example, the script below will change the display on the micro:bit
+depending upon the digital reading on pin 0::
+
+    from microbit import *
+
+
+    while True:
+        if pin0.read_digital():
+            display.show(Image.HAPPY)
+        else:
+            display.show(Image.SAD)
+
 
 Pin Functions
 =============