Merge pull request #31 from caternuson/iss26

Update usage example in README

README.rst

@@ -64,13 +64,24 @@ Matrix:
 
 .. code:: python
 
-    from adafruit_is31fl3741.matrix import Matrix
+    import time
     import board
-    import busio
-    with busio.I2C(board.SCL, board.SDA) as i2c:
-        display = Matrix(i2c)
-        display.fill(127)
+    import adafruit_is31fl3741
 
+    i2c = board.I2C()  # uses board.SCL and board.SDA
+    # i2c = board.STEMMA_I2C()  # For using the built-in STEMMA QT connector on a microcontroller
+    is31 = adafruit_is31fl3741.IS31FL3741(i2c)
+
+    is31.set_led_scaling(0xFF)  # turn on LEDs all the way
+    is31.global_current = 0xFF  # set current to max
+    is31.enable = True  # enable!
+
+    # light up every LED, one at a time
+    while True:
+        for pixel in range(351):
+            is31[pixel] = 255
+            time.sleep(0.01)
+            is31[pixel] = 0
 
 Documentation
 =============