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RS-232 Protocol
This document describes the hardware interface spec and software protocols of the
RS-232 interface communication between ViewSonic LFD and a PC or other control
units with RS-232 protocol.
The protocol contains three command sections:
•
Set-Function
•
Get-Function
•
Remote control pass-through mode
NOTE:
Below, “PC” represents all the control units that can send or receive the
RS-232 protocol command.
Description
RS-232 Hardware Specification
ViewSonic LFD communication port on the rear side:
1.
Connector type: DSUB 9-Pin Male (female or 3.5 mm barrel connector)
2.
Use of crossover (null modem) cable for connection
3.
Pin Assignment:
Male DSUB 9-Pin
(preferred)
Female DSUB 9-Pin
Pin # Signal
Remark
1
NC
2
RXD
Input to Display
3
TXD
Output from Display
4
NC
5
GND
6
NC
7
NC
8
NC
9
NC
frame
GND
3.5 mm barrel
connector (alternative
for limited space)
Item
Signal
Remark
Tip
TXD
Output from Display
Ring
RXD
Input to Display
Sleeve
GND
Summary of Contents for CDE4330
Page 14: ...14 Product Overview CDE4330 Front Panel Rear Panel Control Panel I O Panel...
Page 15: ...15 CDE5530 Front Panel Rear Panel Control Panel I O Panel...
Page 16: ...16 CDE6530 Front Panel Rear Panel Control Panel I O Panel...
Page 17: ...17 CDE7530 Front Panel Rear Panel Control Panel I O Panel...
Page 18: ...18 CDE8630 Front Panel Rear Panel Control Panel I O Panel...
Page 19: ...19 CDE9830 Front Panel Rear Panel Control Panel I O Panel...
Page 34: ...34 3 Select your Time Zone 4 Select your Boot Mode 5 Select your Power Saving Mode...
Page 35: ...35 6 Accept or Decline Privacy and Copyright Protection...
Page 37: ...37 General Settings Configure basic Network Device and System settings...
Page 40: ...40 Bluetooth Enable Disable Bluetooth Miracast Enable Disable Miracast...
Page 41: ...41 Device Configure Signage Display System Tools Display Apps and Physical Keyboard settings...
Page 48: ...48 System Date Time Set the time zone and Auto Time settings...
Page 110: ......