Posted in Raspi, Sprinkler Projects on Oct 30th, 2013
Update: information on this blog post is outdated. Please check the latest instructions in the OSPi v1.4 user manual. Good news to OSPi users: a pre-configured SD card image is now available for download at the following url: OSPi SD card image (June 25, 2014) SHA1SUM: 1cc26d3271b6dad35f0bc423412981530da5de41 MD5SUM: cbb0e246f6daf0db68d68c7f0731e78d NOTE: OSPi v1.4 requires either a […]
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Posted in Raspi, Sprinkler Projects on Oct 24th, 2013
We’ve just got a new batch of enclosures for OpenSprinkler Pi (OSPi). The dimensions are the same with the transparent cover enclosures we’ve been using so far, but it’s now in solid color (light gray) and comes with a printed label on top. The picture on the left below shows the new enclosure. For comparison, […]
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Posted in Arduino, Sprinkler Projects on Oct 23rd, 2013
Continuing from yesterday’s post, today’s sneak peak preview is for OpenSprinkler DIY v2.1u — the solder-and-assemble-yourself version of the OpenSprinkler. This is the first major upgrade of the DIY version since v1.42u. The main differences compared to 1.42u are: The microcontroller is upgraded to ATmega644, doubling the flash and RAM size of ATmega328. Switching regulator […]
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Posted in BeagleBone, Sprinkler Projects on Oct 21st, 2013
Update: OpenSprinkler Beagle is officially released, and is available for purchase at Rayshobby Shop. A lot of prototype PCBs arrived over the weekend. Among them is my long-waited OpenSprinkler Beagle — a sprinkler / irrigation extension board for the BeagleBone Black. Cool, time for some prototyping actions! The design of OpenSprinkler Beagle largely follows OpenSprinkler […]
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Posted in Arduino, USB on Oct 10th, 2013
A month with no new post? That’s unacceptable. Since my last trip to Shenzhen, I actually have quite a few new ideas and projects to post about. The thing is there are so many of them that I don’t know which one to start with! Anyways, I’ve decided to put a stop to this. In […]
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