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One of the hallmarks of OpenSprinkler / OpenSprinkler Pi is the capability of expanding the number of zones. While the main controller can only interface with 8 zones, you can expand beyond 8 zones by daisy chaining Zone Expansion boards. Each expansion board adds another 8 zones. Because the zone expansion is implemented using shift […]

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The final sample of the injection molded enclosure has arrived. Very exciting! The moment of decision: I’ve got three samples, each with a slightly different color. I’ve taken a few picture of all three side by side. The differences are subtle, but basically the first one (left) is more gray-ish, the second one (middle) is […]

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Updates Click here to see NeoDen 4 Pick and Place Machine with Vision System. Click here to see Part 2 of the TM-240A video. Yes, there have been lots of new updates recently. Among them is a new toy I received in the mail today: a NeoDen TM-240A automatic desktop pick and place machine! I’ve […]

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After a few weeks of shipping these ‘underground’, I am finally happy to spread the words around: the OpenSprinkler Pre-Release v2.0s is officially available for sale! Note that this is the SMT assembled version — we don’t have DIY 2.0 yet. As usual, the first question to ask is what’s new in this version? Upgraded […]

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Update: OpenSprinkler new mobile app (native version) is now available on all platforms. Search ‘opensprinkler’ in iOS App Store, Android Play Store, or Windows Phone Store, then download and install the app. Additional details can be found in this blog post. I am very excited to announce that a mobile web app for OpenSprinkler and […]

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