Begin by attaching power and ground connections to the solderless breadboard with the solderless connector wires. This is where the soldered connections are made. ![]() One function of the I2c is to reduce this number to 4. Normally the LCD interfaces with 16 connections. This demonstration does not include soldering, but it should be noted that connections have been soldered to this hardware.Īlso noteable in this image, the black I2c "backpack" chip is visible on the back of the LCD. Did you use this instructable in your classroom? Add a Teacher Note to share how you incorporated it into your lesson.
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