XR16V654IV-F

Series:	--
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Features:	Internal Oscillator, Timer/Counter
Number of Channels:	4, QUART
FIFO's:	64 Byte
Protocol:	RS232
Data Rate (Max):	16Mbps
Voltage - Supply:	2.25 V ~ 3.6 V
With Auto Flow Control:	Yes
With IrDA Encoder/Decoder:	Yes
With False Start Bit Detection:	Yes
With Modem Control:	Yes
Mounting Type:	Surface Mount
Package / Case:	64-LQFP
Supplier Device Package:	64-LQFP (10x10)

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Introduction to UARTs

UART stands for Universal Asynchronous Receiver-Transmitter. It is a device that that converts parallel data into a single serial data stream for communication over less complex mediums. When transmitting data, a UART performs the inverse operation of converting a single serial data stream into a parallel format. UARTs are widely used in communication protocols like RS232, RS485, and USB, and can be found in most digital and communication devices. In computing, UARTs are used to send data between digital devices or computers, including keyboards, printers, modem, and digital television receivers. In embedded systems, UARTs are used to provide an interface between the host system and external peripherals, such as analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).

The XR16V654IV-F UART

The XR16V654IV-F UART is a System-on-chip (SoC) manufactured by Silabs. It is specifically designed for low-end applications such as consumer, embedded, and automotive. It features 16 multi-function, individually-programmable I/O pins, including general-purpose I/O (GPIO), analog-to-digital and digital-to-analog converters, and 8 UARTs. The XR16V654IV-F also includes an on-chip voltage regulator and a crystal oscillator for reliable operation. The XR16V654IV-F UARTs are individually-programmable, meaning they can be used for various communication protocols and application fields. Each UART supports up to sixteen 8-bit channels, with four channel selection registers, a data width selector and a control register.

Applications and Working Principles

The XR16V654IV-F UART is used in many different applications, from consumer electronics and communications systems to automotive, industrial, and sensor networks. In consumer electronics, it is used to provide an interface between an embedded controller and an LCD, or to communicate with other peripherals such as keyboards, printers, or modems. It is also used in embedded systems to provide an interface between the main microcontroller and external peripherals, such as ADCs and DACs. In automotive, the XR16V654IV-F is used to control various inputs and outputs, such as sensors and actuators. It is also used to provide communication between different units in the vehicle, such as between the engine control system and the ABS unit.In VR/AR applications, the XR16V654IV-F can be used to provide an interface between the HMD (head-mounted display) and the host computer. This is used for transmitting the 3D data in the frame buffer from the device to the HMD for display.The XR16V654IV-F communicates using the Universal Asynchronous Receiver-Transmitter protocol. In this protocol, data is transmitted over a serial line using Start and Stop bits. The UART then receives these bits and converts them into a parallel format for interpretation by the receiving device. It is also responsible for controlling the speed of the communication by adjusting the baud rate. The XR16V654IV-F UART is also capable of providing error-free transmission and reception of data, due to its advanced signal-processing functionalities. This includes a CRC (cyclic redundancy check) algorithm and a frequency-hopping technique to prevent data loss due to interference.

Conclusion

The XR16V654IV-F UART is a highly-capable System-on-Chip (SoC) used in a wide range of applications, from consumer electronics and communications systems, to automotive, industrial, and sensor networks. It is used to provide an interface between the host system and external peripherals, as well as to provide a reliable data transmission protocol that safely and efficiently transmits data between devices. With its powerful signal-processing capabilities, the XR16V654IV-F UART is a versatile and reliable UART for low-end applications.

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