CPX &mdash; Gerrit Niezen https://gerritniezen.com/tag:CPX Maker of open-source software and hardware. Sat, 02 May 2026 12:53:35 +0000 https://i.snap.as/aMPXpIot.png CPX &mdash; Gerrit Niezen https://gerritniezen.com/tag:CPX 100 Days to Offload: Day 3 https://gerritniezen.com/100-days-to-offload-day-3?pk_campaign=rss-feed <![CDATA[This weekend I spent some time figuring out how the Barcode Detection API in Chrome on Android works, and implemented a basic barcode scanning web app. I hope to integrate with some kind of food database, so that I can easily track what goes in and out of my pantry. I also played around with the Circuit Playground Express I got for free with my Hackspace magazine subscription a while back, specifically using it as a colour sensor. I ordered some crocodile clips off eBay so that I can also play around with the soil moisture detection example. I’m publishing this as part of 100 Days To Offload. You can join in yourself by visiting https://100daystooffload.com. #100DaysToOffload #CPX #electronics iComment on this post/i div id="cusdis_thread"/div]]> This weekend I spent some time figuring out how the Barcode Detection API in Chrome on Android works, and implemented a basic barcode scanning web app. I hope to integrate with some kind of food database, so that I can easily track what goes in and out of my pantry.

I also played around with the Circuit Playground Express I got for free with my Hackspace magazine subscription a while back, specifically using it as a colour sensor. I ordered some crocodile clips off eBay so that I can also play around with the soil moisture detection example.

I’m publishing this as part of 100 Days To Offload. You can join in yourself by visiting https://100daystooffload.com.

#100DaysToOffload #CPX #electronics

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