Optoma H78DC3 Installation manual
H78DC3 RS232 Protocol function list
Version 1.0
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
Carriage Return
Command Sequence
Read Basic Protocol
Header
Address Code
Command Code
Data
Terminator Code
Delimiter
‘*’
‘0’ fixed
ASCII Text
‘?’ fixed
Carriage Return
Carriage Return
Acknowledgement Message
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 Table
Basic(Original) Basic (Update)
Power On
Power Off
Source
V. KeyStone
Zoom
Freeze
OKOKOKOKOK
* 0 IR 002
* 0 IR 003
* 0 IR 004
* 0 IR 005
* 0 IR 007
Menu
Up
Down
Right
Left
Enter
Re-Sync
Source S-Video
Source Composite Video
Aspect ratio 16: 9
H. KeyStone
Video Mute(Hide)
Brightness
Contrast
Color Temperature
Advanced adjustment : Red contrast
Advanced adjustment : Green contrast
Advanced adjustment : Blue contrast
Advanced adjustment : Red Brightness
Advanced adjustment : Green Brightness
Advanced adjustment : Blue Brightness
Format Mode
Mode
Signal : Horizontal
Signal : Vertical
Signal : Frequency
Signal : Phase
Aspect Ration : Native
Aspect Ration : Window
Aspect Ration : Letter Box
Language
Bulb (lamp information)
Auto Image :On
Auto Image : Off
Auto Shutdown :On
Auto Shutdown :Off
Source : BNC terminal
Sharpness
Source : DVI terminal
Source : RCA terminal
Color
TINT
Image mode
White peaking
* 0 IR 008
* 0 IR 009
* 0 IR 010
* 0 IR 011
* 0 IR 012
* 0 IR 013
* 0 IR 014
* 0 IR 018
* 0 IR 019
* 0 IR 021
* 0 IR 023
* 0 IR 024
* 0 IR 025
* 0 IR 026
* 0 IR 027
* 0 IR 028
* 0 IR 029
* 0 IR 030
* 0 IR 031
* 0 IR 032
* 0 IR 033
* 0 IR 034
* 0 IR 035
* 0 IR 036
* 0 IR 037
* 0 IR 038
* 0 IR 039
* 0 IR 040
* 0 IR 041
* 0 IR 042
* 0 IR 043
* 0 IR 044
* 0 IR 045
* 0 IR 046
* 0 IR 047
* 0 IR 048
* 0 IR 049
* 0 IR 050
* 0 IR 051
* 0 IR 052
* 0 IR 053
* 0 IR 054
* 0 IR 055
* 0 IR 056
* Note: Power On Command - "OKOKOKOKOK" need to have 0.01ms between each "OK"
Read(Query) Command
Basic Return Status Mean
Lamp Status Lamp ? Lamp 0
Lamp 1 Lamp Off
Lamp On
Source Src ? Src 0
Src 1
Src 2
Src 3
Src 4
Src 5
Src 6
No signal connect
Analog RGB display
Digital RGB display
HDTV display
S-Video display
Composite Video Display
Component Video display
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