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Which of the following can provide hardware handshaking?(a) RS232(b) Parallel port(c) Counter(d) TimerThis question was addressed to me during an online exam.My question is based upon RS232 topic in chapter Basic Peripherals of Embedded Systems |
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Answer» CORRECT choice is (a) RS232 The explanation: In RS232, several lines are USED for TRANSMITTING and receiving data and these also provide CONTROL for the hardware handshaking. |
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