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SparkFun Electronics will be closed on July 3rd, 2015 in observance of Independence Day. Any orders placed after 2:00pm MT on July 2nd will be shipped out after the weekend. Thanks!

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Varney

Member Since: February 14, 2014

Country: United States

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Design engineer since 1976

  • I had a similar display on mine. I also noticed the display showed “Reg 2D after = 0” not 2 as expected.. I found that the ground to the device was open due to a bad socket on the breadboard. once it had a good ground it work as shown in the HOW - TO

No public wish lists :(