update frame demo to no context i2c, add bonnet

Author: ladyada

examples/frame.py

@@ -3,31 +3,35 @@
 import busio
 import adafruit_is31fl3731
 
+i2c = busio.I2C(board.SCL, board.SDA)
+
 # arrow pattern in bits; top row-> bottom row, 8 bits in each row
 arrow = bytearray((0x08, 0x0c, 0xfe, 0xff, 0xfe, 0x0c, 0x08, 0x00, 0x00))
 
-with busio.I2C(board.SCL, board.SDA) as i2c:
-    # initial display using Feather CharlieWing LED 15 x 7
-    display = adafruit_is31fl3731.CharlieWing(i2c)
-    # uncomment line if you are using Adafruit 16x9 Charlieplexed PWM LED Matrix
-    #display = adafruit_is31fl3731.Matrix(i2c)
+# initial display using Feather CharlieWing LED 15 x 7
+display = adafruit_is31fl3731.CharlieWing(i2c)
+# uncomment line if you are using Adafruit 16x9 Charlieplexed PWM LED Matrix
+#display = adafruit_is31fl3731.Matrix(i2c)
+# uncomment line if you are using Adafruit 16x9 Charlieplexed PWM LED Matrix
+#display = adafruit_is31fl3731.CharlieBonnet(i2c)
+
 
-    # first load the frame with the arrows; moves the arrow to the right in each
-    # frame
-    display.sleep(True) # turn display off while frames are updated
+# first load the frame with the arrows; moves the arrow to the right in each
+# frame
+display.sleep(True) # turn display off while frames are updated
+for frame in range(8):
+    display.frame(frame, show=False)
+    display.fill(0)
+    for y in range(display.height):
+        row = arrow[y]
+        for x in range(8):
+            bit = 1 << (7-x) & row
+            # display the pixel into selected frame with varying intensity
+            if bit:
+                display.pixel(x + frame, y, frame**2 + 1)
+display.sleep(False)
+# now tell the display to show the frame one at time
+while True:
     for frame in range(8):
-        display.frame(frame, show=False)
-        display.fill(0)
-        for y in range(display.height):
-            row = arrow[y]
-            for x in range(8):
-                bit = 1 << (7-x) & row
-                # display the pixel into selected frame with varying intensity
-                if bit:
-                    display.pixel(x + frame, y, frame**2 + 1)
-    display.sleep(False)
-    # now tell the display to show the frame one at time
-    while True:
-        for frame in range(8):
-            display.frame(frame)
-            time.sleep(.1)
+        display.frame(frame)
+        time.sleep(.1)