diff --git a/examples/displayio_ssd1305_simpletest.py b/examples/displayio_ssd1305_simpletest.py
index f728f52..0ccef55 100644
--- a/examples/displayio_ssd1305_simpletest.py
+++ b/examples/displayio_ssd1305_simpletest.py
@@ -26,7 +26,8 @@
 )
 
 # Use for I2C
-# i2c = board.I2C()
+# i2c = board.I2C()  # uses board.SCL and board.SDA
+# i2c = board.STEMMA_I2C()  # For using the built-in STEMMA QT connector on a microcontroller
 # display_bus = displayio.I2CDisplay(i2c, device_address=0x3c, reset=oled_reset)
 
 WIDTH = 128