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Recently through a customer I learned about a product called WireSprout, and it only works with the AC-powered OpenSprinkler but not the DC-powered version. Out of curiosity, I looked into why this is happening. So what is WireSprout? Simply speaking, it allows individually controlling 2 zones using a single zone wire. This is useful in […]

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Today we’ve officially released OpenSprinkler firmware 2.2.0(1). As you may have noticed on this forum post, this firmware is a major revision from the previous firmware 2.1.9. Most of the new features are thanks to Valeriy Soltan’s excellent work almost 2 years ago (I know, time flies during the pandemic), including support for sequential groups, […]

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It’s hard to believe that two years have gone by since my last post. Lots of things happened during these two years: on the good side, we have our first baby born during a year of pandemic, and he is bringing joy to the family every day. On the bad side, there is a pandemic, […]

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Update: the technique described in this article is possibly no longer necessary for the current version of OSBee, as it now supports setting a different opening vs. closing voltage. Recently when helping a customer, I came across an interesting case of how to control Gardena 1251 latching solenoid valve using OpenSprinkler Bee. This valve is […]

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Today I am very excited to introduce OpenSprinkler Bee (OSBee) 2.0: it’s an open-source, WiFi-enabled, universal sprinkler controller. It is suitable for garden and lawn watering, plant and flower irrigation, hydroponics, and other types of watering project. This is the first OpenSprinkler product built upon the popular ESP8266 WiFi chip. It’s designed primarily for latching […]

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