Best Answer

if the stop bits does not appear when it is supposed to, the UART considers the entire word to be garbled and will report a framing error ..

User Avatar


Lvl 2
โˆ™ 2022-05-26 14:19:44
This answer is:
User Avatar
Study guides

What are advantages of Database Approach

What is a network that covers a large geographical area such as a city country or world

What is the worlds largest wan

What is a network server

See all cards
87 Reviews

Add your answer:

Earn +20 pts
Q: Why is it best not to have the seeial port UART performing parity checking?
Write your answer...
Still have questions?
magnify glass
Related questions

Explain the type of error which will be detected when using parity error checking on a serial link?

if the stop bits does not appear when it is supposed to, the UART considers the entire word to be garbled and will report a framing error regardless of the whether the data was received correctly or not, the UART automatically discards the start,parity and stop bits.

Uart in modem?

UART stands for Universal Asynchronous Receiver Transmitter.UART (Universal asynchronous receiver / transmitter) is responsible for performing the main task in serial communications with computers. This device changes incoming parallel information to serial data which can be sent to communication line. UART is capable of encapsulating a byte that might be 5, 6, 7 or 8 bits wide in start and stop bits. Moreover it can attach an extra parity bit with the data for error detection. The width of stop bits may also vary. UART performs all the tasks, timing, parity checking, etc. needed for the communication.

What does UART stand for?

UART Universal Asynchronous Receiver-Transmitter

How many oz is one uart?


What do the letters 'UART' stand for?

The letters 'UART' is an acronym that stands for Universal Asynchronous Receiver/Transmitter. It is a piece of computer hardware that translates data.

What is uart chip?

A UART (Universal Asynchronous Receiver/Transmitter) is the microchip with programming that controls a computer's interface to its attached serial devices. Specifically, it provides the computer with the RS-232C Data Terminal Equipment ( DTE ) interface so that it can "talk" to and exchange data with modems and other serial devices. As part of this interface, the UART also: * Converts the bytes it receives from the computer along parallel circuits into a single serial bit stream for outbound transmission * On inbound transmission, converts the serial bit stream into the bytes that the computer handles * Adds a parity bit (if it's been selected) on outbound transmissions and checks the parity of incoming bytes (if selected) and discards the parity bit * Adds start and stop delineators on outbound and strips them from inbound transmissions * Handles interrupt s from the keyboard and mouse (which are serial devices with special port s) * May handle other kinds of interrupt and device management that require coordinating the computer's speed of operation with device speeds More advanced UARTs provide some amount of buffering of data so that the computer and serial devices data streams remain coordinated. The most recent UART, the 16550, has a 16-byte buffer that can get filled before the computer's processor needs to handle the data. The original UART was the 8250. If you purchase an internal modem today, it probably includes a 16550 UART (although you should ask when you buy it). According to modem manufacturer US Robotics, external modems do not include a UART. If you have an older computer, you may want to add an internal 16550 to get the most out of your external modem.

What is the purpose of uart?

Universal asynchronous receiver-transmitter(UART) converts parallel data from the bus into serial data that flows through a serial cable.

What is the difference between uart and usart?

1.UART-UNIVERSAL ASYNCHRONOUS RECEIVER TRANSMITTER USART-UNIVERSAL SYNCHRONOUS ASYNCHRONOUS RECEIVER TRANSMITTER. 2.In USART we can send a clock along with data In UART ,it requires only data. 3.USART is faster than 115kb. 4.In UART,byte by byte transmission In USART, block of data transmission

Logic on motherboard that controls the serial ports?


What is the name of the technology within the chip set that controls the speed of serial ports?

UART (Universal Asynchronous receiver - transmitter). It is sometimes referred to as UART 16550.

Distinguish between UART and USRT?

UART is universal asynchronous receiver/transmitter. It is a piece of computer hardware that translates data between parallel and serial forms. Modern ICs that have UART's that can also communicate synchronously are called USARTs (universal synchronous/asynchronous receiver/transmitter).

How does a UART convert an analog signal to a digital signal?

A UART does not convert an analog signal into a digital signal. It converts a serial digital signal into a parallel digital signal, and vice versa. The letters UART stand for Universal Asynchronous Receiver Transmitter. It is, fundamentally, a pair of shift registers.

People also asked

Name three advantages that the MMX technology added to the Pentium processors?

View results

How is the direction of data flow different for data transfer for mp3 players and digital cameras?

View results

What is the significance of Sound Blaster compatibility for a sound card?

View results

Why would you retension a backup tape?

View results

Who would you swap lives with for a day?

View results