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RS232 or RS485 Module
author: Rajkumar Sharma


This project is a RS232 & RS485 Interface Board


RS232 or RS485 Board will help you provide a seamless connection of either of the protocol RS232 or RS485 with your interfacing circuit.


- 5 VDC Supply sourced through the Box Header interfacing connector  
- Either of the two communication protocol available by use of individual IC on the PCB  
- PBT type connector for connection of the RS485 link cable and 9 pin female type D connector for interfacing of UART signals to the PC  
- Four mounting holes of 3.2 mm each  
- PCB dimensions 38 mm x 61 mm


Download Schematic in PDF


 Parts List

 PCB Design




120x90 spot



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