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RS-232 Protocol
This document describes the hardware interface and software protocols of RS-232
serial communication between the ViewSonic LED Display and computers or control
systems.
RS-232 Hardware Specification
ViewSonic RS-232 serial port on the lower left side:
1.
Connector type: DB 9-Pin Female
2.
Use of straight-through parallel cable for connection
3.
Pin Assignment:
Female DB 9-Pin
Pin # Signal
Remark
1
NC
2
TXD
Output from Display
3
RXD
Input to Display
4
NC
5
GND
GND
6
NC
7
NC
8
NC
9
NC
frame
GND
RS-232 Communication Setting
- Baud Rate Select:
115200bps (fixed)
- Data bits:
8 bits (fixed)
- Parity:
None (fixed)
- Stop Bits:
1(fixed)
Summary of Contents for LDS135-151
Page 48: ...48 Sound Sub menu Description Media Volume Adjust the volume level of the display...
Page 49: ...49 Storage Sub menu Description Internal Shared Storage Internal storage allocation...
Page 53: ...53 Sub menu Description About Device View information about the display...
Page 62: ...62 Menu Option Description Color Temp Manually adjust the red green and blue values...
Page 63: ...63 Menu Option Description Reset Return the Display Mode settings to their default values...
Page 76: ...76 Browser Web browser for surfing the Internet...
Page 78: ...78 WPS Office Create edit and view Documents Memos Presentations and Spreadsheets...
Page 89: ...89 Vacuum Suction Tool Online Service Address Compliance Information Imformation KG Off 1 2...
Page 90: ...90 Charging the Battery 1 2 Changing the Battery 1 2...