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EP739 RS232 protocol function list

V.C04

Interface

3 wires RS-232C Protocol

Baud Rate : 9600

Data Bits: 8

Parity: None

Stop Bits: 1

Flow Control : None

Command Sequence

Write Basic Protocol

Header :

Address Code :

Command Code :

Data :

Terminator Code :

Delimiter : Space

‘*’

‘0’ fixed

ASCII Text

Fixed 3 digits

Carriage Return

Command Sequence

Read Basic Protocol

Header

Address Code

Command Code

Data

Terminator Code

Delimiter

‘*’

‘0’ fixed

ASCII Text

‘?’ fixed

Carriage Return

Acknowledgement

Basic Protocal

Receive OK

Unknown Command

Invalid Command

In current source

Data value out of range

Data response

˝*000<CR>˝

˝*255<CR>˝

˝*001<CR>˝

˝*002<CR>˝

As Write Command Format

Function List

Basic(Original) Basic (Update)

Power On

Power Off

Source PC

Keystone

Zoom (*3)

Mute

* 0 IR 001

* 0 IR 002

* 0 IR 003

* 0 IR 004

* 0 IR 005

* 0 IR 006

OKOKOKOKOK

* 0 IR 002

* 0 IR 003

* 0 IR 004

* 0 IR 005

* 0 IR 006

Summary of content (3 pages)

PAGE 2
Freeze Menu Up Down Right Left Enter Re-Sync Source Analog RGB for D-sub Source Digital RGB Source HDTV(YPbPr) for D-sub Source S-Video Source Composite Video Source Component Video Aspect ratio 16: 9 Aspect ratio 4: 3 Volume + Volume – Brightness Contrast Color Temperature Source Analog RGB for DVI Port (*4) Source Analog YPbPr for DVI Port (*4) Read(Query) Command Basic Lamp Status * 0 Lamp ? Source * 0 Lamp * 0 Src ? * 0 IR 007 * 0 IR 008 * 0 IR 009 * 0 IR 010 * 0 IR 011 * 0 IR 012 * 0 IR 013 * 0 IR 01
PAGE 3
To further enhance the viewing experience of the audience – more precise commands are added to minimize the disruption during a source change. Furthermore, to avoid confusion with old RS232 commands and possible software maintenance problem the silent OSD are implemented using new RS232 commands.