Serial Communications
68 Vidikron Vision Model 120 Installation/Operation Manual
PRELIMINARY
Table 6-1 lists the serial commands supported by the VHD Controller and the responses it
sends back to the control system or PC.
Table 6-1. Serial Commands and Responses
Command Description Response
off Turns projector off Powering Down
on Turns projector on Powering Up
Gennum Init
Complete
rev Display system firmware version information:
> rev
* Vidikron Gennum Scaler Board *
* Rev 0.28 (T01) 05 Jan 2007 *
File Name: Vidikron_Gennum.ncd
Created: 21 Dec 2006 - 10:42:40
Device: XC3S100EVQ100
(see description)
Input Selection Commands
SSRC 0 Selects the Composite video input Composite
SSRC 1 Selects the S-Video input S-Video
SSRC 2 Selects the Component RCA (HD1) input Component RCA
SSRC 3 Selects the Component BNC ( HD2) input Component BNC
SSRC 4 Selects the Component PC ( HD3) input Component PC
SSRC 5 Selects the RGB RCA (HD1) input RGB RCA
SSRC 6 Selects the RGB BNC (HD2) input RGB BNC
SSRC 7 Selects the RGB PC (HD3) input RGB PC
SSRC 8 Selects the HDMI 1 input HDMI 1
SSRC 9 Selects the HDMI 2 input HDMI 2
Aspect Ratio Commands
SAR 0 Selects the 16:9 aspect ratio 16:9
SAR 1 Selects the 4:3 aspect ratio 4:3
SAR 2 Selects the Letterbox aspect ratio Letterbox
SAR 3 Selects the IntelliWide aspect ratio IWide
SAR 4 Selects the Cinema aspect ratio Cinema
SAR 5 Selects the IntelliWide 2.35 aspect ratio IntelliWide 2.35