Canon LV S3 Serial Functional Specification - Page 16

Presentation Timer Command, Keystone Up Command, Keystone Down Command, State Read Command, 1 Format

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7.49 Presentation Timer Command Command "C8A" [CR] Detail Set a presentation timer to active. This command works the same as the remote control's "P-TIMER" button. Acceptable Response [ACK] [CR] Unacceptable "?" [CR] 7.50 Keystone Up Command Command "C8E" [CR] Detail Adjust keystone. Make the screen image length at the top edge shorter. Acceptable Response [ACK] [CR] Unacceptable "?" [CR] 7.51 Keystone Down Command Command "C8F" [CR] Detail Adjust keystone. Make the screen image length at the bottom edge shorter. Acceptable Response [ACK] [CR] Unacceptable "?" [CR] 8. State Read Command 8.1 Format 8.1.1 A PC issues commands fin format as below. "C COMMAND [CR] Command: 1 character (See Basic Status Read Command Table) 8.1.2 When a projector receives the appropriate command, it returns a character line as the required data. Required Data [CR] Required Data: A character line (See Basic Status Read Command Table) 8.1.3 When receiving data cannot be decode, the projector returns, ""?" [CR]. Page 16/21

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7.49
Presentation Timer Command
Command
“C8A” [CR]
Detail
Set a presentation timer to active.
This command works the same as the remote control’s “P-TIMER” button.
Acceptable
[ACK] [CR]
Response
Unacceptable
“?” [CR]
7.50
Keystone Up Command
Command
“C8E” [CR]
Detail
Adjust keystone. Make the screen image length at the top edge shorter.
Acceptable
[ACK] [CR]
Response
Unacceptable
“?” [CR]
7.51
Keystone Down Command
Command
“C8F” [CR]
Detail
Adjust keystone. Make the screen image length at the bottom edge shorter.
Acceptable
[ACK] [CR]
Response
Unacceptable
“?” [CR]
8. State Read Command
8.1 Format
8.1.1 A PC issues commands fin format as below.
“C
Ｒ”
COMMAND [CR]
Command: 1 character (See Basic Status Read Command Table)
8.1.2 When a projector receives the appropriate command, it returns a character line as the
required data.
Required Data [CR]
Required Data: A character line (See Basic Status Read Command Table)
8.1.3 When receiving data cannot be decode, the projector returns, “
“?” [CR].
Page
16/21