Why can't I use all the built-in library functions of my CCS5.1? Please help... I need a SQRT function... But there are always problems when compiling.
Why is the conversion accuracy of my 2812 so poor? It should be 4095 at 3V, but my chip converts to 3953, and only 3652 at 2.75V, which is almost 100 different from the ideal value.Is the conversion a
[font=宋体][size=10.5pt][color=#000000]The structure of a CCD surveillance camera can be roughly divided into three parts: the optical system (mainly the lens), the photoelectric conversion system (main
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Abstract: The principle of infrared remote control transmission and reception is introduced, and a decoding scheme using PLD (programmable logic device) is proposed, which is implemented by EPROM and