Monthly Archives: October 2013

Which PC/gadget has the highest pixel resolution?

Here I have collected and calculated PPI (Pixels per Inch) for some laptops and tablets. Screen Diameter (inch) Screen Ratio (Width/Height) Angle (rad) Screen width Screen Height Number Of Pixels (Horizontal) Number Of Pixels (Vertical) PPI 15.6 1.78 0.51 13.60 … Continue reading

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Distance Measurement

Last week my order of ultrasonic ranging device arrived. ¬†With excitement I connected it to my Pic18 protoboard. ¬†With my existing code framework I added driver to access this thing and display it to LCD (as well as logging it … Continue reading

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