Canon LV-7490 Brochure

LV-7490  Expand Serial Command Functional Specifications 

                                                                                   

                                                     

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1.1  This Functional Specification defines communication functions for LV-7490. 

1.2  Compatible to Firmware Ver. 1.x of the projector. 

1.3  Most commands can be used to control projector remotely from PC by RS-232C. Therefore, the 

commands are defined as Expand Serial Commands. 

2.1  Transfer Specification

Item 

Specification 

Synchronous System

Asynchronous 

Transmission Speed 

9600 / 19200 

Data Length 

8 bit 

Parity N/A 

Stop Bit 

1 

Flow Control 

N/A 

Note1) Transmission Speed: initial setting value is 19200 

Note2) Transmission Speed can be changed in service mode. 

2.2  Connection 

Dedicated serial cable must be used for a connection to a computer and a projector.   

 

PC                        Projector 

COM 1                      Control Port