101
101
RS-232 Protocol
This document describes the hardware interface spec and software protocols of RS-
232 interface communication between ViewSonic LFD and 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 (or 3.5 mm barrel connector)
2.
Use of crossover (null modem) cable for connection
3.
Pin Assignment:
Female DSUB 9-Pin
Male 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
P5V/2A power for external
specific dongle *3.0
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
Содержание IFP32 Series
Страница 11: ...11 Product Overview Front Panel Control Panel Rear Panel 1 2 3 4 5 5...
Страница 15: ...15 Remote Control 1 10 11 12 13 14 15 16 17 18 19 20 2 3 4 5 6 7 8 9...
Страница 53: ...53 53 3 Select the VPN Type 4 Choose to enable disable PPP encryption MPPE and or show Advanced options...
Страница 56: ...56 56 Display Adjust the Wallpaper Theme Display ID and Protection settings...
Страница 57: ...57 57 Wallpaper Users can change their wallpaper with default images both still and live or...
Страница 58: ...58 58 use their own by tapping My Photo and selecting the image file...
Страница 60: ...60 60 Preference View and adjust Touch Language Keyboard Input Date Time Boot and Start up Shut down settings...
Страница 66: ...66 66 Toolbar Setting Adjust the Side toolbar settings...
Страница 67: ...67 Input Source Adjust the input source names and settings as well as the side tool bar settings 67...
Страница 68: ...68 68 Rename Input Source Set labels for each input source that will be easily recognized when displayed...
Страница 73: ...73 73 System View and adjust Storage Security System Update and About device settings...
Страница 74: ...74 74 Clone to USB Copy settings to an external USB drive...
Страница 91: ...91 6 Choose the right answer to show the correct rate 7 Click the Explain icon to further analyze the topic...