Canon LV-7225 - LCD Multimedia Projector XGA 기능 사양 - 페이지 7
{카테고리_이름} Canon LV-7225 - LCD Multimedia Projector XGA에 대한 기능 사양을 온라인으로 검색하거나 PDF를 다운로드하세요. Canon LV-7225 - LCD Multimedia Projector XGA 42 페이지. Multimedia projectors
Canon LV-7225 - LCD Multimedia Projector XGA에 대해서도 마찬가지입니다: 기능 사양 (20 페이지), 사양 (6 페이지)
페이지 인쇄
Expand Serial Command Functional Specification
3. Notes for Communication
3.1. The expand command is defined one command / one line that starts "C" and ends carriage return
(0x0D).
3.2. There are two types of command, functional execution commands and state read commands.
Example of Functional Execution Command
"CF_BRIGHT_032" [CR]
Example of State Read Command
"CR_RIGHT" [CR]
3.3. When it takes more than one second to receive on command, it clears information of buffer.
Since the Projector has received the first data "C", when it takes more than 1 second until the
Projector receives a carriage return (0x0D), it clears information of buffer.
3.4. When a Computer keeps sending some command, it must wait sending next command after 100ms
when the Computer receives the return command.
PC → Projector
Projector → PC
3.4.1. When a computer sends next command before receiving a return command, the Projector may
not operate properly.
3.4.2. When there is no response after 5 seconds, issue next command.
3.5. It takes about 5 seconds for internal initialization after plugging in AC.
During this time, it cannot process command. Do not issue any commands.
4. Notes for Notational
4.1. Data from a controller to a Projector is represented as COMMAND, and data from a Projector to a
controller for the incoming command is represented as RESPONSE.
4.2. [CR]: Carriage Return code
The Command ends carriage return code. Also response Command ends carriage return, too.
4.3. _: Space Code
All space code is indicated by (_).
4.4. %1: Parameter in Command
When there are some parameters, the parameters are defined as %2, %3...
4.5. %%%: Error Code from a Projector
"000": Normal Reception
See "5. Error Code Table" for error number.
4.6. %a: Parameter for response from a Projector.
When there are a few parameters, the parameter defines as %b, %c...
Note) _ means a space
Command
"CF_BRIGHT_032" CR
(A few ms- 5s)
More than 100ms
Next Command
"000" CR
Response
Page 6 of 41