Computer Interfacing
Serial Communications
,Introduction
• Serial communications is a method to transfer data between two
distant computers
• Data transfer is accomplished by means of signaling bits in a limited
number of wires (ideally 2 or 3 wires)
• Serial communication is also used to transfer data between a
computer and peripherals connected to it
, Introduction
TX RX
Computer Computer
RX TX
• Example of a serial communication session between a
computer and a printer
Serial Communications
,Introduction
• Serial communications is a method to transfer data between two
distant computers
• Data transfer is accomplished by means of signaling bits in a limited
number of wires (ideally 2 or 3 wires)
• Serial communication is also used to transfer data between a
computer and peripherals connected to it
, Introduction
TX RX
Computer Computer
RX TX
• Example of a serial communication session between a
computer and a printer