Parallel port serial port difference

Compared with a parallel port, the transmission speed of a serial port is relatively low. Serial ports are usually implemented in modems, connecting devices, controllers, mice, and security cameras.

The figure of the pin connector for DB-9 is shown below. Unlike a serial port, a parallel port can move a set of 8 bits on eight different lines at once.

That's why it's faster than serial communication. Unlike a serial port, it uses a pin connector called a DB connector. To eliminate crosstalk and errors, all bit streams need to transmit data at the same speed in parallel communication.

However, this is unrealistic. For this reason, in parallel communication, transmission lines are preferred to be short. Therefore, for this reason, in parallel communication, transmission lines are preferred to be short.

The figure of the pin connector for DB is shown below. Compared withaparallel ports, the transmission speed of serial ports is relatively low.

The transmission speed of parallel ports is higher than that of serial ports. In parallel port communication, more wires are used than serial ports. Leave Message. Consult now Technical Support. Serial Port: A serial port is an interface that is used for connecting the serial lines to attain the serial communication.

These ports can dock a 9-pin D-shaped connector that connects to the transmission line, is called DB-9 connectors. Serial communication gained by single wire and only the single stream of data is transferred from one end to other. Therefore, like parallel transmission, in serial transmission data speed mismatch is not a problem. The length of the wire can be increased as needed. The transmission speed of serial port is comparatively low as compared to parallel port transmission speed.

Serial ports are typically implemented in the modems, connecting devices, controllers, mouse and also in security cameras. DB-9 pin connector diagram is given below. Parallel Port: Unlike serial port, a parallel port can move a set of 8 bits at a time on eight different wires.

Unlike serial port, It uses a 25 pin connector that is called DB connector. To eliminate crosstalk and errors, all bitstreams need to transfer data at the same speed in parallel communication. But, that is impractical. Therefore, for this reason, transmission lines are preferred to be short in parallel communication.

DB pin connector diagram is given below. Skip to content. Change Language. Related Articles.