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Interface - UARTs (Universal Asynchronous Receiver Transmitter)
Interface: UARTs Universal Asynchronous Receiver-Transmitter, or UART, is what it stands for. UART is a serial communication interface designed to send and receive data over a data bus. It enables data transmission between two devices via a connected connection, such as PCs. Data bytes coming in and going out are converted into a serial bit stream by UARTs. When using serial communication, asynchronous communication means that there is no shared clock signal to synchronize the interfaces at either end.
They are standalone integrated circuits, these specific UART devices (ICs). However, because UARTs only need two wires for communication, microcontrollers (MCUs) can also contain them. You can incorporate semiconductor UART ICs (integrated circuits) into your electronics designs to enable UART connection. In electronics projects, UART is a common form of communication. It permits modem and serial device communication with computer hardware. Be careful while choosing the UART IC that can transmit data at the modem's required rate. There are primarily two major types of UARTs used in electronic devices that are dumb UARTS and FIFO UARTS.
What Components Make Up a UART?
There are eight data lines and four control pins on one side of the UART. Two serial wires—the Transmission (TX) and the Receiving (RX) wires are located on the UART's opposite side (RX)
Transmission Requirements:
A communication standard may define the signals between devices that UARTs offer. RS-232, RS-422, and RS-485 are some of these standards.
What Should be the Required Baud Rate of UARTs?
UART baud rate, which is expressed in bits per second (bit/s or bps), is the rate at which data is exchanged. The communication between the devices should use the same baud rate.
Applications of interface - UARTS:
- Devices with Microcontrollers (MCU)
- GPS devices (Global Positioning Systems)
- Bluetooth gadgets
- Wireless communications using modems or routers
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