Canon LV-S4 Serial Functional Specification
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- Canon LV-S4 | Serial Functional Specification - Page 1
LV-S4 SERIAL FUNCTIONAL SPECIFICATION Rev. New Document History of Modification Contents Date 2005.03.01 Note - Canon LV-S4 | Serial Functional Specification - Page 2
Page 1 of 18 - CONTENT - 1. Overview ...3 2. Interface Specification 3 3. Connection ...3 4. Notes for Communication 4 5. Functional Execute Command Table 5 6. Status Read Command Table 5 7. Functional Execution Command 6 7.1. Format ...6 7.2. When the command pipelining is needed - Canon LV-S4 | Serial Functional Specification - Page 3
SERIAL FUNCTIONAL SPECIFICATION Page 2 of 18 7.32. Power Management OFF Command 11 7.33. Power Management Shut down 8.2. Transfer Example 15 8.3. Status Read Command 15 8.4. Input Mode Read Command 17 8.5. Lamp Time Read Command 18 8.6. Setting Read Command 18 8.7. Temp Read Command 18 - Canon LV-S4 | Serial Functional Specification - Page 4
of 18 1. Overview 1.1 This Specification defines projector control commands for LV-S4 (0.5"SVGA model). 1.2 The projector control commands are for controlling projector through RS232C from a computer. 2. Interface Specification Item Specification Shynchro system Asynchronous Transmission Speed - Canon LV-S4 | Serial Functional Specification - Page 5
not issue any commands. 4.9. 7 seconds after StandBy or Power ON, even when a projector receives a command, a computer receives acceptable response, but it does not execute for internal initialization and lamp lighting process. However, Status Read Commands are executed after 500ms when they receive - Canon LV-S4 | Serial Functional Specification - Page 6
SERIAL FUNCTIONAL SPECIFICATION Page 5 of 18 5. Functional Execution Command Table Command Item C00 C01 C02 C05 C07 C09 C0A C0B C0C C0D Up Keystone Down 6. Status Read Command Table Command Function CR0 CR1 CR3 CR4 CR6 Status Read Input Mode Read Lamp Time Read Setting Read Temp Read - Canon LV-S4 | Serial Functional Specification - Page 7
SERIAL FUNCTIONAL SPECIFICATION Page 6 of 18 7. Functional Execution Command 7.1. Format 1) PC issues a command as below form at "C" COMMAND [CR] Command: 2 characters (See Functional Execution Command Table) 2) A projector decodes received data and sends a return result after being ready to - Canon LV-S4 | Serial Functional Specification - Page 8
SERIAL FUNCTIONAL SPECIFICATION Page 7 of 18 7.5. Power ON Command Command "C00" [CR] OFF) Command "C01" [CR] Detail Power OFF (Stand By) When Power OFF with POWER button of the projector or the remote control, "Power OFF" will be displayed. However, as soon as this command is sent, Quick - Canon LV-S4 | Serial Functional Specification - Page 9
SERIAL FUNCTIONAL SPECIFICATION Page 8 of 18 7.11. Volume - Command Command "C0A" [CR] Detail Volume Down This Command works same as "VOLUME -" of the projector and the remote control。 Response Acceptable [ACK] [CR] Unacceptable "?" [CR] 7.12. Audio Mute ON Command Command "C0B" [CR] - Canon LV-S4 | Serial Functional Specification - Page 10
SERIAL FUNCTIONAL SPECIFICATION 7.17. Screen Wide size Command Command "C10" [CR] Detail Set video screen size to Wide (16:9) Response Acceptable [ACK] [CR] Unacceptable "?" [CR] 7.18. Image Standard - Canon LV-S4 | Serial Functional Specification - Page 11
SERIAL FUNCTIONAL SPECIFICATION 7.24. Menu OFF Command Command "C1D" [CR] Detail Clear Menu of On CR] Unacceptable "?" [CR] 7.27. Brightness - Command Command "C21" [CR] Detail Brightness of user control -1 Response Acceptable [ACK] [CR] Unacceptable "?" [CR] 7.28. Image (Toggle) Command - Canon LV-S4 | Serial Functional Specification - Page 12
SERIAL FUNCTIONAL SPECIFICATION Page 11 of 18 7.30. ON Start Disable Command Command "C29 [CR] Unacceptable "?" [CR] 7.34. D.Zoom + Command Command "C30" [CR] Detail Moving on to Digital Zoom mode and make the screen image bigger. This command works the same as the Remote control's "D.ZOOM UP - Canon LV-S4 | Serial Functional Specification - Page 13
SERIAL FUNCTIONAL SPECIFICATION 7.36. Video Source Video Command Command "C33" [CR] Detail Select Video input for Video Source. Response Acceptable [ACK] [CR] Unacceptable "?" [CR] Page 12 of 18 7. - Canon LV-S4 | Serial Functional Specification - Page 14
SERIAL FUNCTIONAL SPECIFICATION Page 13 of 18 7.42. Enter Command Command "C3F" [CR] Detail This command works the same as the Remote control's "OK" button. Response Acceptable [ACK] [ - Canon LV-S4 | Serial Functional Specification - Page 15
SERIAL FUNCTIONAL SPECIFICATION Page 14 of 18 7.48. Auto PC Adj. Command Command "C89" [CR] Detail Execute Auto PC Adj. command This command works the same as a Remote - Canon LV-S4 | Serial Functional Specification - Page 16
SERIAL FUNCTIONAL SPECIFICATION Page 15 of 18 8. State Read Command 8.1. Format 1) Computer issues commands fin format as below. "CＲ" COMMAND [CR] Command: 1 character (See Status Read Command Table) 2) When a projector receives the appropriate command, it returns a character line as the required - Canon LV-S4 | Serial Functional Specification - Page 17
SERIAL FUNCTIONAL SPECIFICATION Page 16 of 18 2) "80" [CR] Status: STAND BY When the for lamps and other optical accessories. Control commands are not available for this status. 5) "10" [CR] Status: Abnormal power supply voltage When the power supply voltage inside the projector reaches abnormal - Canon LV-S4 | Serial Functional Specification - Page 18
"%1" [CR] Response %1 "1" = Computer is selected "3" = Video is selected Unacceptable "?" [CR] 8.5. Lamp Time Read Command Command "CR3" [CR] Detail Get total lamp running hours. Acceptable "%1" [CR] Response %1 Show as 4 digits Ex.: "0410"[CR] !410 hours Unacceptable "?" [CR] - Canon LV-S4 | Serial Functional Specification - Page 19
cannot return the temperature data due to hardware problems, the first character is "E" like"E00.0" [CR]. When the status is Stand BY or it is 10 seconds after Power On, depend on projectors, temperature may approach critical temperature due to ballast lamp's residual heat. So, when the status is
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LV-S4
SERIAL FUNCTIONAL SPECIFICATION
History of Modification
Rev.
Contents
Date
Note
New Document
2005.03.01