Comments: Vernier Photogate


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  • When I try toad the sketch, I get this error, which is new to me:

    avrdude: no programmer has been specified on the command line or the config file Specify a programmer using the -c option and try again

    Any suggestions?

    • Double-check your Board and Port settings in Arduino. Please email our techsupport if you are still seeing problems with this. You can reach our entire team at:

  • Member #844874 / about 8 years ago / 1

    Can I please get instructions on putting one together. Wiring, schematic, etc..

    I ordered all the parts from SparkFun but just now realised that there are no assembly instructions.

    • Hi -

      I wrote this project a while ago. I'd be happy to help you out. Can you send me an e-mail directly at:

    • M-Short / about 8 years ago / 1

      Check out the product pages for each of the products. I believe the screen is doubling as the Arduino. If you still have questions please email techsupport and they should be able to help you out.

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