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Related to all communication systems that use a given digital sequence as an interface between the source and the channel input.

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How to switch an LED using logic 0 and 1

The PL2303HX is used to convert USB serial bridge controller. I would like to connect an LED to TXD pin so that it lights when it is logic 1 and off when it is logic 0. PL2303HX PL2303HX datashe …
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