Pico W Support (#137)

* Refactor code to support Pico W board

* Updates for Pico W support

* Update based on changes in CircuitPython v8.0.0 beta 6

* Updated bundle download to 8.x, fixed a few typos

* Updating documentation for web interface

* Update support for CircuitPython 8.0.0, fix many bugs

* Document multiple payload options

* Update copyright dates

* Fixed typo

boot.py

@@ -1,13 +1,38 @@
+# License : GPLv2.0
+# copyright (c) 2023  Dave Bailey
+# Author: Dave Bailey (dbisu, @daveisu)
+# Pico and Pico W board support
+
 from board import *
+import board
 import digitalio
 import storage
 
-noStorageStatus = False
+noStorage = False
 noStoragePin = digitalio.DigitalInOut(GP15)
 noStoragePin.switch_to_input(pull=digitalio.Pull.UP)
-noStorageStatus = not noStoragePin.value
+noStorageStatus = noStoragePin.value
 
-if(noStorageStatus == True):
+# If GP15 is not connected, it will default to being pulled high (True)
+# If GP is connected to GND, it will be low (False)
+
+# Pico:
+#   GP15 not connected == USB visible
+#   GP15 connected to GND == USB not visible
+
+# Pico W:
+#   GP15 not connected == USB NOT visible
+#   GP15 connected to GND == USB visible
+
+if(board.board_id == 'raspberry_pi_pico'):
+    # On Pi Pico, default to USB visible
+    noStorage = not noStorageStatus
+elif(board.board_id == 'raspberry_pi_pico_w'):
+    # on Pi Pico W, default to USB hidden by default
+    # so webapp can access storage
+    noStorage = noStorageStatus
+
+if(noStorage == True):
     # don't show USB drive to host PC
     storage.disable_usb_drive()
     print("Disabling USB drive")