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-rw-r--r--shared-bindings/neopixel_write/__init__.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/shared-bindings/neopixel_write/__init__.c b/shared-bindings/neopixel_write/__init__.c
index faf2433d0..b0322b19c 100644
--- a/shared-bindings/neopixel_write/__init__.c
+++ b/shared-bindings/neopixel_write/__init__.c
@@ -41,6 +41,20 @@
//| The `neopixel_write` module contains a helper method to write out bytes in
//| the 800khz neopixel protocol.
//|
+//| For example, to turn off a single neopixel (like the status pixel on Express
+//| boards.)
+//|
+//| .. code-block:: python
+//|
+//| import board
+//| import neopixel_write
+//| import digitalio
+//|
+//| pin = digitalio.DigitalInOut(board.NEOPIXEL)
+//| pin.direction = digitalio.Direction.output
+//| pixel_off = bytearray([0, 0, 0])
+//| neopixel_write(pin, pixel_off)
+//|
//| .. method:: neopixel_write.neopixel_write(digitalinout, buf)
//|
//| Write buf out on the given DigitalInOut.