Posted in MakeBusiness, Sprinkler Projects on Nov 27th, 2013
This is a special note that we are offering a Thanksgiving promotion for OpenSprinkler 2.0s: use coupon code turkeyday8 to get 8% off regular price. The coupon is only valid on the four days of Nov 27 to 30. The coupon can be applied in the ‘View Cart’ link. If you are thinking of getting […]
This is a long delayed post. I am glad I finally finished making a video for it, and it’s time to introduce SquareWear 2.0 — an open-source, wearable Arduino microcontroller board. At heart, SqureWear 2.0 is an Arduino running at 3.3V and 12MHz. It has built-in mini-USB port for uploading programs, charging lithium batteries, and […]
Posted in Arduino, Power switch, Tools and equipment on Nov 18th, 2013
A reflow oven comes in handy when you work regularly with SMT circuits. I’ve had the T-962A reflow oven for about a year now. While it has worked reasonably well, recently it has started showing some signs of aging. First of all, the total reflow time is quite long, about 15-16 minutes. This is really […]
Posted in BeagleBone, Sprinkler Projects on Nov 15th, 2013
OpenSprinkler Beagle kit is available for purchase at Rayshobby Shop. Following the sneak-peak preview, I am excited to announce that OpenSprinkler Beagle (OSBo) v1.0 is now officially released! OpenSprinkler Beagle is an open-source sprinkler / irrigation extension board for the BeagleBone Black. It uses four GPIO pins to control an unlimited number of sprinkler valves. […]
Posted in Sprinkler Projects on Nov 13th, 2013
An OpenSprinkler Pi user Michael Wilson sent me this nice illustrated document he wrote about setting up OpenSprinkler Pi and the mobile web app. He successfully installed OpenSprinkler Pi to replace his previous Toro controller. The document has somehow slipped out of my mind and has been sitting in my mailbox for a few months. […]
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