Serial communication interface

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Lecture Microcomputer principles and applications - Chapter 9: Serial communication interface

The universal serial communication interface (USCI) modules support multiple serial communication modes. Different USCI modules support different modes.

15p tungxxx 14-03-2017 63 1 Download

Supervisory Control & Data Acquisition - Communication Technology Modbus Protocol

An open data communication protocol developed in 1979 Published by Modicon Open structure Flexible Widely known Supplied by many SCADA and HMI software Have OPC Servers 2 serial transmission modes: ASCII 10 bits RTU (Binary) 11 bits Communication interface RS-232/485 Ethernet (TCP/IP) Station Device: 0 ~ 255 Digital input 1xxxx: 4 digits for hexadecimal address (0000 ~ FFFF) 1xxxxx: 5 digital for decimal address (0 ~ 65535) Digital output 0xxxx: 4 digits for hexadecimal address (0000 ~ FFFF) 0xxxxx: 5 digital for decimal address (0 ~ 65535) Analog input 4xxxx: 4 dig...

14p buisontdtq 04-10-2012 80 15 Download