Canon LV-5220 Serial Functional Specification - Page 29

Status Read Command

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Expand Serial Command Functional Specification Page 28 of 41 9. Status Read Command 9.1. Format 1) PC issues Commands as below "CR_COMMAND" [CR] COMMAND: Character Line 2) When Projector receives the appropriate Command, it returns a character line as the required data. "000_%1" [CR] %1: Required Data (character line) 3) When receiving data cannot be decode, the Projector returns "?" [CR] 9.2. Transfer Example Get Total Dots of Projector by expand Commands PC → Projector: "CR_TDOTS" [CR] PC ← Projector: "000_1344" [CR] 9.3. Operation Requirement Should be always operated 9.4. Image Status Read Command 9.4.1. CR_BRIGHT Command Command "CR_BRIGHT" [CR] Details Get Brightness value of user control Acceptable "000_%a" [CR] Response %a "000" - "063" Unacceptable "?" [CR] 9.4.2. CR_CONT Command Command "CR_CONT" [CR] Details Get Contrast value of user control Acceptable "000_%a" [CR] Response %a "000" - "063" Unacceptable "?" [CR] 9.4.3. CR_COLOR Command Command "CR_COLOR" [CR] Details Get Color value of user control Acceptable "000_%a" [CR] Response %a "000" - "063" Unacceptable "?" [CR]

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Expand Serial Command Functional Specification
Page 28 of 41
9.
Status Read Command
9.1. Format
1)
PC issues Commands as below
²CR_COMMAND± [CR]
COMMAND: Character Line
2)
When Projector receives the appropriate Command, it returns a character line as the required
data.
²000_%1± [CR]
%1: Required Data (character line)
3)
When receiving data cannot be decode, the Projector returns
²?± [CR]
9.2. Transfer Example
Get Total Dots of Projector by expand Commands
PC
→
Projector: ²CR_TDOTS± [CR]
PC
←
Projector: ²000_1344± [CR]
9.3. Operation Requirement
Should be always operated
9.4. Image Status Read Command
9.4.1. CR_BRIGHT Command
Command
²CR_BRIGHT± [CR]
Details
Get Brightness value of user control
Acceptable
²000_%a± [CR]
%a
²000± ´ ²063±
Response
Unacceptable
²?± [CR]
9.4.2. CR_CONT Command
Command
²CR_CONT± [CR]
Details
Get Contrast value of user control
Acceptable
²000_%a± [CR]
%a
²000± ´ ²063±
Response
Unacceptable
²?± [CR]
9.4.3. CR_COLOR Command
Command
²CR_COLOR± [CR]
Details
Get Color value of user control
Acceptable
²000_%a± [CR]
%a
²000± ´ ²063±
Response
Unacceptable
²?± [CR]