diff --git a/Matrix_7-Segment_LED_Backpack_Raspberry_Pi/bicolor24_test.py b/Matrix_7-Segment_LED_Backpack_Raspberry_Pi/bicolor24_test.py
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index 000000000..2386152a7
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+++ b/Matrix_7-Segment_LED_Backpack_Raspberry_Pi/bicolor24_test.py
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+# Basic example of using the Bi-color 24 segment bargraph display.
+# This example and library is meant to work with Adafruit CircuitPython API.
+# Author: Carter Nelson
+# License: Public Domain
+
+import time
+import board
+import busio
+
+# Import the Bicolor24 driver from the HT16K33 module
+from adafruit_ht16k33.bargraph import Bicolor24
+
+# Create the I2C interface
+i2c = busio.I2C(board.SCL, board.SDA)
+
+# Create the LED bargraph class.
+bc24 = Bicolor24(i2c)
+
+# Set individual segments of bargraph
+bc24[0] = bc24.LED_RED
+bc24[1] = bc24.LED_GREEN
+bc24[2] = bc24.LED_YELLOW
+
+time.sleep(2)
+
+# Turn them all off
+bc24.fill(bc24.LED_OFF)
+
+# Turn them on in a loop
+for i in range(24):
+    bc24[i] = bc24.LED_RED
+    time.sleep(0.1)
+    bc24[i] = bc24.LED_OFF
+
+time.sleep(1)
+
+# Fill the entrire bargraph
+bc24.fill(bc24.LED_GREEN)