Merge pull request #16 from caternuson/example_update

Update drive example

Author: ladyada

examples/crickit_drive_simpletest.py

@@ -4,9 +4,14 @@
 
 from adafruit_crickit import crickit
 
+# For Circuit Playground Express, micro:bit, and RPi Crickit, use:
+drive_1 = crickit.drive_1
+# For Feather Crickit, use:
+#drive_1 = crickit.feather_drive_1
+
 # Turn on Drive 1 for 1 second and then off for 1 second
 while True:
-    crickit.drive_1.fraction = 1.0
+    drive_1.fraction = 1.0
     time.sleep(1)
-    crickit.drive_1.fraction = 0.0
+    drive_1.fraction = 0.0
     time.sleep(1)