Tag Archives: AVR

PCB Soldering.

Posted on 02/07/2015 by

My team have to solder 60 PCBs (135x201mm). Also they have to use 3 type of solder wires and 2 types of soldering tips for different parts. Solder wire brand – ASAHI 1) 0.5mm 2) 0.6mm 3) 0.8mm Solder tip … Continue reading →

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Wireless Factory Automation and Andon System – Slave Units

Posted on 16/06/2015 by

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Lots of jumper wires.

Posted on 14/06/2015 by

This PCB needs lots of jumper wires in three different lengths. Which is 4, 6 & 8mm.

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TL431 Shunt Regulator Calculator.

Posted on 06/07/2014 by

The reason for make this app is I needed to adjust the out put of some SMPS power supplies. Then when I reverse engineering it I saw the TL431 define the out-put voltage. So here it is… Download Link – https://www.dropbox.com/s/tt5k9dxxn6yd9xo/TL431%20Shunt%20Regulator%20Calculator.rar

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LED Matrix Clock + RTC DS1307 – ( Testings are done )

Posted on 07/09/2011 by

This new Matrix Clock Project is all okay now. Currently working on a nice enclosure for this.   VIDEO – http://www.youtube.com/watch?v=OKSQbgfn7kM      

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Digital LED Matrix Clock Project using Holtek LED Drivers. ( Testing for errors )

Posted on 04/09/2011 by

I had these Holtek LED Drivers lying around for many years. So finally I have decided to make something out of it. I hope to post this as a FREE project for all of my fans. I’ll upload the schematics, … Continue reading →

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mini SSD TT PCB for my up comming temperature controller project.

Posted on 05/07/2011 by

This mini Seven Segment Toner Transfered PCB is made for my temperature controller project. Which is still under observation.

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Digital Timer Controller for a Factory.

Posted on 14/05/2011 by

Today I have installed my new timer controller to my client’s factory. This timer controller is for a compound mixer machine. It’s very successful project. Furthermore developments are 1) Show the values at some remote locations. 2) Update a log … Continue reading →

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Aqua Green High Luminous HUGE LED Seven Segment

Posted on 08/06/2010 by

I got an order to make huge size high visibility clock for a advertising company. So I built this as a sample for them. Normally I hate LED things. But when it comes for seven segments, sign boards, High power LED … Continue reading →

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World’s smallest flash microcontroller package

Posted on 21/05/2010 by

Atmel announced production availability for the world’s smallest flash AVR® microcontroller package. The Atmel ATtiny4, ATtiny5, ATtiny9 and ATtiny10 AVR microcontroller (MCU) come in an ultra-small 8-pad UDFN package, with a dimension of only 2mm x 2mm x 0.6mm, and … Continue reading →

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