Merge pull request #1527 from kattni/itsyrp

Template fix and Itsy RP examples

Author: ladyada

Adafruit_ItsyBitsy_RP2040/digital_input.py

@@ -0,0 +1,15 @@
+"""CircuitPython Digital Input Example for ItsyBitsy RP2040"""
+import board
+import digitalio
+
+led = digitalio.DigitalInOut(board.LED)
+led.direction = digitalio.Direction.OUTPUT
+
+button = digitalio.DigitalInOut(board.BUTTON)
+button.switch_to_input(pull=digitalio.Pull.UP)
+
+while True:
+    if not button.value:
+        led.value = True
+    else:
+        led.value = False

Adafruit_ItsyBitsy_RP2040/neopixel_rainbow.py

@@ -0,0 +1,22 @@
+"""CircuitPython NeoPixel Rainbow example for ItsyBitsy RP2040"""
+import time
+import board
+import neopixel
+from _pixelbuf import colorwheel
+
+pixel = neopixel.NeoPixel(board.NEOPIXEL, 1, auto_write=False)
+
+pixel.brightness = 0.3
+
+
+def rainbow(delay):
+    for color_value in range(255):
+        for pixels in range(1):
+            pixel_index = (pixels * 256 // 1) + color_value
+            pixel[pixels] = colorwheel(pixel_index & 255)
+        pixel.show()
+        time.sleep(delay)
+
+
+while True:
+    rainbow(0.02)

CircuitPython_Templates/digital_input.py

@@ -19,7 +19,7 @@
 button.switch_to_input(pull=digitalio.Pull.UP)
 
 while True:
-    if button.value:
-        led.value = False
-    else:
+    if not button.value:
         led.value = True
+    else:
+        led.value = False