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Prep for road testing the EFM32™︎ Zero Gecko Starter Kit

Jan Cumps

I'm one of the road testers for the Zero Gecko Starter Kit. I'll test the device in combination with the TI/element14 Fuel Tank booster pack.

While waiting for the kit to arrive, I've been bodging together a test device.

The booster pack has a battery monitoring gauge that is i2c enabled. You can ask the gauge what the status of the battery is.

So I have made a monitoring gig with an Arduino and an LCD screen.

 

Each 2 seconds the device will ask the Fuel tank how much current the battery is delivering. That info is shown on the LCD and in a logging screen.

image

I'll use this test bed to monitor log the Zero Gecko power consumption.

 

I've taped my work on getting this working. I

 

  • Here's the video of my test gig:

     

    Zero Gecko Road Test part 1 - prepare test gig - YouTube

     

     

    gig code attached. As you can see this is a mix of the LiquidCrystal HelloWorld app, an existing arduino - fuel-tank app found on element14 , and a SainSmart keypad example.

    Attachments:
    batterymonitor.ino.zip