Merge pull request #2204 from adafruit/cassette_v2

updating cassette code

Author: TheKitty

Cassette_Player_Mod_L9110/code.py

@@ -28,6 +28,8 @@
 #  variables for warble switch
 i = 0.4
 last_i = 0.4
+pos = False
+neg = False
 
 while True:
     #  map range of pot to range of motor speed