Uart Base Solutions

Introduction

The Universal Asynchronous Receiver Transmitter (UART) is a popular and widely used communication port for data communication in the field of telecommunications.

Basic Uart Block                                           Multi Uart Ports Expander

   

Spring Electronics UART IPs providing all the basic operations and above System Uart Base Solutions:

Interface to a serial communication link such as RS232 / RS485, microprocessor interface, frame generation, parity generation, parallel to serial conversion and parity checking.

Spring Electronics provide range of Uart solutions, integrated into communication structure.

  • Multi RS232 ports in single chip include Tx and Rx buffer for itches RS232 / RS485 port.

  • Simple Uart

  • High Speed Uart, support standard bandwidth and up to 10Mbps bit rates

  • User Interface :

    • Local Bus

    • SPI

    • ETH

    • HDLC

    • I2C

    • Built In framing controller – enable support and build framing over Uart interface

Features

  • EIA RS232 Standard compliant

  • Independent setting for each RS232 / RS485 Uart – Baud Rate, Character format.

  • Flexible Uart Clock select – 1.8432MHz, 3.6864MHz or 11.0592MHz, external clock frequency selected by external pins or by configuration file.

  • 5 – 9 control character format – Software control, external or configuration control.

  • Support Parity Odd, Even, Mark and Space – Software control, external or configuration control.

  • Support One Stop bit, Controlled transmitted stop bits.

  • Support Baud rate – standard 115200 bps to 50 bps

  • Option support rates up to 25Mbps.

  • Interrupts Mask.

  • General Purpose I/Os

Loop Back – Short and Long

Status indications for all internal functions

Buffer for each channel (independent for Tx and Rx channel)

Modem Control functions.

Low Cost, Low Power

System Application Example

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