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Category Archive for 'Product News'

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 […]

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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. […]

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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 […]

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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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Since the first version of ESPToy, I’ve done some pretty rapid revisions. This post is to introduce the new minor revision 1.21, with LiPo battery jack and charger. As you can see in the annotated diagram below, the main components are the same as ESPToy 1.2: a color (RGB) LED, pushbutton (wired to GPIO0, so […]

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