Monthly Archives: June 2007

Easy USB with ATMEGA

My computer’s printer port is only one and occupied by printer and JTAG hardware. And I needed more parallel port for my experiments. Something safe for motherboard and something wide. As I mentioned in previous post, one electronics company supplied … Continue reading

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LCD + FPGA

After few weeks of experiments and one dead FPGA chip I finished about 1/5 of my LCD project. At last I tuned all LCD timings and LCD screen can display image from “video RAM”. For this moment “video RAM” is … Continue reading

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Fake Sony USB flash disk

One man brought small souvenir from China. It is cool 32Gb Sony flash disk. The only problem is that it is fake, and not such size. The device is made quite well. Solid box with all needed information. The device … Continue reading

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Cyclone II

As I mentioned in previous posts, one company supplied me by few Altera Cyclone II (EP2C5T144C6N) FPGAs. All these chips were soldered to some rejected circuit boards. Board were damaged by improper soldering, mainly by overheating and PCB track unstuck … Continue reading

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3.3V regulator

As the flex was killed, I needed to test the Cyclone chip. But I need good 3.3V power supply for it. The core and PLL voltages are lower, but linear regulators were already placed on the PCB. The only good … Continue reading

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Electromagnetic radiation

I was visiting Italy and entered one of the smallest countries- San Marino. All tourist must visit castle on the top of the mountain. As such high placed is often used as radio transmission spot, one castle tower is populated … Continue reading

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Elektros priežiūros dokumentai

There are templates for various paper documents used by electricians in Lithuania. Just entry for google. Kadangi niekur internete neradau kai turi atrodyti kai kurie žurnalai skirti elektrikams, tai pagal pirktinius pavyzdžius padariau elektroninius Å¡ablonus. Taigi, nusikraukite ir žiÅ«rÄ—kite su … Continue reading

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