ViewSonic CDE6520-W User Manual

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12. RS232 Protocol
12.1. Introduction
This document describes the hardware interface spec and software protocols of RS232 interface
communication between ViewSonic Commercial Display and PC or other control unit with RS232 protocol.
The protocol contains three sections command:
• Set-Function
• Get-Function
• Remote control pass-through mode
* In the document below, “PC” represents all the control units that can send or receive the RS232 protocol
command.
12.2. Description
12.2.1. Hardware specification
Viewsonic DS communication port on the bottom side:
RS232 connector:
(1) Connector type: DSUB 9-Pin Male
(2) Pin Assignment
Male DSUB 9-Pin
(outside view)
Pin # Signal Remark
1 NC
2 RXD Input to Commercial Display
3 TXD Output from Commercial Display
4 NC
5 GND
6 NC
7 NC
8 NC
9 NC
frame GND
LAN (RJ45 Connector):
1. Connector type: 8P8C RJ45
2. Pin Assignment:
Pin # Signal Remark
1 TX+ Output from Display
2 TX- Output from Display
3 RX+ Input to Display
4 BI_D3+ For 1G case
5 BI_D3- For 1G case
6 RX- Input to Display
7 BI_D4+ For 1G case
8 BI_D4- For 1G case
frame GND
12.2.2. Communication Setting
LAN:
- Type: Ethernet
- Protocol: TCP/IP
- Port: 5000 (xed)
- Cross subnet: No
- Logon Credentials: No
RS232:
- Baud Rate Select: 9600bps (xed)
- Data bits: 8 bits (xed)
- Parity: None (xed)
- Stop Bits: 1 (xed)

ViewSonic CDE6520-W Specifications

General

Brand	ViewSonic
Model	CDE6520-W
Category	Monitor
Language	English