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Using touch screen as remote control

By on April 5, 2014

I’ve been playing with a 5″ TFT touch screen. I bought the TFT a while ago and quickly came to the conclusion that an adaptor shield is the best solution to connect it to an Arduino. These touch screen TFT’s use a lot of pins. Another issue is that the controller chip for the TFT […]

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2.2 inch TFT display

By on November 11, 2013

Bought a TFT display from Electrodragon. Electrodragon sells 2 versions, a 1.8″ and a 2.2″ version. I got the 2.2 inch version, it costs only 7.2$. It’s a colour (QVGA) display with 240×320 pixels. The display uses an ILI9341 driver chip. I found the datasheet of the ILI9341 here. The chip works at 3.3V, so […]

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Arduino pwm frequency

By on May 30, 2013

While playing with a couple of H-bridges one motor had more torque then the other. Although the voltage going to both motors was the same. The reason was that I was using 2 pins with different pwm frequencies. I had read that not all the pwm pins had the same frequency but couldn’t find a […]

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