A DIY Sprinkler Controller Using An ESP8266

There is something strangely amusing about the idea of a sprinkler system relying on a cloud. But it was this limitation in some commercial offerings that led [Zack Lalanne] to create his own controller when it was time to upgrade his aging irrigator. It’s a straightforward enough device, he’s taken an ESP8266 on the ubiquitous NodeMCU board, and added …

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