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Monthly Archive for October, 2014

Today I came across a surprisingly simple approach to installing USBasp and USBtiny drivers for all versions of Windows — XP, 7, 8, 8.1, whether 32-bit or 64-bit, all inclusive! As you may know, installing open-source drivers such as USBasp and USBtiny have been a great pain on some of the recent Windows OS, due […]

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There is an upcoming MakerJam at Mount Holyoke College and I’ve been commissioned to create a new version of SquareWear, numbered 2.3. Following the suggestions I’ve received in the past, I made the first prototype of SquareWear 2.3: Below I list the main changes / improvements: Added Hardware USB-serial Chip (CH340G) : this pretty much […]

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I am excited to announce that OpenSprinkler Firmware 2.1.0 is officially release. This is a major upgrade that includes a number of new features, including: Automatic Weather-based Water Time Adjustment using real-time weather data obtained from Wunderground (thanks to Rich Zimmerman who introduced the method, the adjustment method is named after him). Improved Program Settings […]

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We are getting ready to release the next minor revision of OpenSprinkler DIY kit, numbered 2.2u. This revision is largely the same with the current 2.1u, with three main differences: MCU clock speed is increased to 16MHz (from 12MHz previous), by using a 16MHz crystal. Built-in USB-Serial chip is added, by using CH340G, which is […]

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Check my new blog post on the ESP8266 Toy Continuing from my previous blog post about Hi-Link HLK-RM04 module, I have finally received the ESP8266 Serial-to-WiFi module that I’ve been waiting for. As I said previously, with the popularity of IoT devices, there is an increasing demand for low-cost and easy-to-use WiFi modules. ESP8266 is […]

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