Posted in ESP8266, IoT, MakeBusiness, Product News on Mar 13th, 2016
News and Updates We’ve recently found a technical issue with Blynk’s QR code scan feature that makes the Blynk app not work properly on some iOS devices. The symptom is that the app can receive push notifications but the distance value, read count, and LCD widget are not updating. Please check this forum post for […]
Posted in OpenSprinkler, Product News on Jun 29th, 2015
After several months of continued development, I am excited to announce the release of the first DC powered OpenSprinkler — v2.3 DC. This version uses a 9V DC universal power adapter, and is designed to work with both standard 24V AC sprinkler solenoids as well as DC (e.g. 12V DC) non-latching solenoids. Below are two […]
Posted in ESP8266, MakeBusiness, Maker Faire, Product News on May 16th, 2015
Just a quick update: we are at the Bay Area Maker Faire 2015, station 2, booth 2542 (next to the game of drones). This year Samer is also joining me at the booth, so it’s gonna be great 🙂 We are demonstrating OpenSprinkler, OSPi, OSBo, OSBee Arduino shield, as well as SquareWear, RFToy, ESPToy, AASaver. […]
Posted in ESP8266, Power switch, Product News on May 11th, 2015
This post is a quick update on the recent development of ESPToy. I made a video and here is a brief summary of what I covered: New version 1.22 which has added LiPo battery jack and charger (see previous announcement here). New startup demo with more polished user interface and better reliability across browsers. Overstocked […]
Posted in Product News on Apr 25th, 2015
We have a number of overstocked printed circuit boards (PCBs) which I’ve listed on the shop page for sale. These are official PCBs used for our products, and are great for your prototyping need. They are all less than 40 cents each, and schematic / board design files can be found on the Rayshobby Github […]
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Ray's DIY Electronics Hobby Projects
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