LV-S4 SERIAL FUNCTIONAL SPECIFICATION History of Modification Rev. Contents New Document Date 2005.03.
SERIAL FUNCTIONAL SPECIFICATION Page 1 of 18 - CONTENT 1. Overview .................................................................................................................... 3 2. Interface Specification ............................................................................................... 3 3. Connection ................................................................................................................. 3 4. Notes for Communication ...................................
SERIAL FUNCTIONAL SPECIFICATION 8. Page 2 of 18 7.32. Power Management OFF Command ................................................................11 7.33. Power Management Shut down Command......................................................11 7.34. D.Zoom + Command .........................................................................................11 7.35. D.Zoom - Command ..........................................................................................11 7.36.
SERIAL FUNCTIONAL SPECIFICATION Page 3 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 9600 / 19200 Data Length 8 bit Parity None Stop Bit 1 Flow Control None 1. Transfer rate: initial setting value is 19200 2.
SERIAL FUNCTIONAL SPECIFICATION 4. Page 4 of 18 Notes for Communication 4.1. The projector command is defined one command/one line that starts “C” and ends carriage return (0x0D). 4.2. The projector starts decoding after the carriage return. 4.3. There are two types of command, functional execution commands and state read commands. Example of Functional Execution Command: “C05” [CR] Example of State Read Command: “CR0” [CR] 4.4. It clears information of accepting buffer as following terms.
SERIAL FUNCTIONAL SPECIFICATION 5. Functional Execution Command Table Command 6. Page 5 of 18 Item Command Item C00 Power ON C28 ON Start Enable C01 Power OFF (Quick Power OFF) C29 ON Start Disable C02 Power OFF C2A Power Management Ready C05 Computer C2B Power Management OFF C07 Video C2E Power Management Shut down C09 Volume + C30 D.Zoom + C0A Volume - C31 D.
SERIAL FUNCTIONAL SPECIFICATION 7. Page 6 of 18 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 receive next command. [ACK] [CR]:（0x06,0x0D）When received functional execution commands. “?” [CR]: When cannot read received data 7.2.
SERIAL FUNCTIONAL SPECIFICATION 7.5. Power ON Command Command Detail Response 7.6. Detail Response Detail Response Detail Response [ACK] [CR] Unacceptable “?” [CR] “C01” [CR] 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 Power OFF is executed.
SERIAL FUNCTIONAL SPECIFICATION 7.11. Volume Command Detail Response 7.12. Detail Response Detail Response Detail Response Acceptable [ACK] [CR] Unacceptable “?” [CR] “C0B” [CR] Sound Mute ON This command works same as “MUTE” of the Remote Control button, but this command does not work for MUTE OFF. Acceptable [ACK] [CR] Unacceptable “?” [CR] “C0C” [CR] Sound Mute OFF This command works same as “MUTE” of the Remote Control button, but this command does not work for MUTE ON.
SERIAL FUNCTIONAL SPECIFICATION 7.17. Screen Wide size Command Command Detail Response 7.18.
SERIAL FUNCTIONAL SPECIFICATION 7.24. Menu OFF Command Command Detail Response 7.25.
SERIAL FUNCTIONAL SPECIFICATION 7.30. ON Start Disable Command Command Detail Response 7.31. Detail Response Detail Response Detail Response [ACK] [CR] Unacceptable “?” [CR] “C2A” [CR] Set Power Management to Ready This status is stored in EEPROM, so even if turning off and on. Acceptable [ACK] [CR] Unacceptable “?” [CR] “C2B” [CR] Set Power Management to OFF mode. This status is stored in EEPROM, and even if turning OFF and ON.
SERIAL FUNCTIONAL SPECIFICATION 7.36. Video Source Video Command Command Detail Response 7.37. Detail Response Detail Response Detail Response [ACK] [CR] Unacceptable “?” [CR] “C34” [CR] Select S-Video input for Video Source. Acceptable [ACK] [CR] Unacceptable “?” [CR] “C3A” [CR] Move Pointer to right On Screen Display. This command works the same as the Remote control’s “>”. Acceptable [ACK] [CR] Unacceptable “?” [CR] “C3B” [CR] Move Pointer to left On Screen Display Menu.
SERIAL FUNCTIONAL SPECIFICATION 7.42. Enter Command Command Detail Response 7.43. Detail Response Detail Response Detail Response [ACK] [CR] Unacceptable “?” [CR] “C43” [CR] Make the screen Freeze. This command works the same as the Remote control’s FREEZE” button. Do not work the Freeze OFF. Acceptable [ACK] [CR] Unacceptable “?” [CR] “C44” [CR] Return to Freeze OFF screen. This command works the same as the Remote control’s “FREEZE” button. Do not work the Freeze ON.
SERIAL FUNCTIONAL SPECIFICATION 7.48. Auto PC Adj. Command Command Detail Response 7.49. Detail Response Execute Auto PC Adj. command This command works the same as a Remote control’s “AUTO PC ” button. While Auto PC Adj. is working and a computer issues another command, Auto PC Adj. stops. Acceptable [ACK] [CR] Unacceptable “?” [CR] “C8A” [CR] Set a presentation timer to active. This command works the same as the Remote control’s “P-TIMER” button.
SERIAL FUNCTIONAL SPECIFICATION 8. Page 15 of 18 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 data. Required Data [CR] Required Data: A character line (See Status Read Command Table) 3) 8.2. When receiving data cannot be decode, the projector returns, ““?” [CR].
SERIAL FUNCTIONAL SPECIFICATION 2) Page 16 of 18 “80” [CR] Status: STAND BY When the status is STAND BY, Status Read Commands are always acceptable, but Functional Execution Commands are not acceptable except Power ON Command 3) “40” [CR] Status: Processing Count Down When “Display” in Setting Menu is ON and Power ON is executed, it starts processing Count Down. This Count Down finishes in 60 seconds and moves to Power ON.
SERIAL FUNCTIONAL SPECIFICATION 9) Page 17 of 18 ”24” [CR] Status: Processing Power Save / Cooling Down When Power Management function is ON in setting menu and there is no signal for 5 minutes, it moves on to Power Save/Cooling Down after tuning off the lamps. (During this process, Green LED is OFF.) The control command is invalid After this Power Save/Coolign Down continues for about 90 seconds, it moves on to Power Save.（Green LED flashes.
SERIAL FUNCTIONAL SPECIFICATION 8.6. Setting Read Command Command Detail “CR4” [CR] Get setting status for screen such as Ceiling/Rear. Acceptable Response %1 Unacceptable 8.7.
