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Author Archives: harsh.verma


SERIAL COMMUNICATION The serial port on your PC is a full-duplex device meaning that it can send and receive data at the same time. In order to be able to do this, it uses separate lines for transmitting and receiving … Continue reading

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An article on character device driver

Device drivers are the one of the basic building block s of operating system. Device driver make the particular piece of hardware to respond to a well-defined internal programming interface. There are three types of device driver Character Driver Block … Continue reading

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