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Chapter 1 of 12 • Page 1 of 248🔒 Protected PDF • Watermarked
Back to Practice Questions
ElectricalMicroprocessor
PrevNext

What is a null modem connection?

A

no data transmission

B

no MAX232

C

the RxD of one is the TxD for the other

D

no serial communication

Related Questions

ElectricalMicroprocessor
 How many pins of the 8255 can be used as the I/O ports?
ElectricalMicroprocessor
 Why MOVX instruction is being used to access the ports of the 8255?
ElectricalMicroprocessor
 Which pins are used to select the ports and the control register?
ElectricalMicroprocessor
 Which pins of a microcontroller are directly connected with 8255?
ElectricalMicroprocessor
 The 8255 is a ______ chip.

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