LV-7225/7220/5220 BASIC SERIAL FUNCTIONAL SPECIFICATION History of Modification Rev. Contents New Document Date 2004. 08.
Basic Serial Command Functional Specification Page 1 of 19 - CONTENT 1. Overview ............................................................................................................................. 3 2. Serial Interface Specification ............................................................................................. 3 2.1. Transfer Specification ..................................................................................................... 3 2.2. Connection ....................
Basic Serial Command Functional Specification Page 2 of 19 6.33. On Start Setting Command ........................................................................................ 11 6.34. On Start Cancellation Command ............................................................................... 11 6.35. Power Management Ready Command ....................................................................... 11 6.36. Power Management Off Command ..............................................................
Basic Serial Command Functional Specification 1. Page 3 of 19 Overview 1.1. This specification defines Projector control commands for LV-7225/7220/LV-5220. 1.2. The Projector control commands are for controlling Projector through RS232C from a computer. 2. Serial Interface Specification 2.1. Transfer Specification Item Specification Shynchro system Asynchronous Transmission Speed 9600 / 19200 Data Length 8 bits Parity None Stop Bit 1 Flow Control None 1).
Basic Serial Command Functional Specification 3. Page 4 of 19 Notes for Communication 3.1. The Projector 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 “C05” [CR] Example of State Read Command “CR0” [CR] 3.3. When it takes more than one second to receive on command, it clears information of buffer.
Basic Serial Command Functional Specification Page 5 of 19 4. Functional Execution Command Table Command C00 Item Command C2A Power On Item Power Management Ready C01 Power Off (Quick Power Off) C2B Power Management Off C02 Power Off C2E Power Management Shut down C05 Computer 1 (MC/W/N) C30 D.Zoom + C06 Computer 2 C31 D.
Basic Serial Command Functional Specification 6. Page 6 of 19 Functional Execution Command 6.1. Format 6.1.1. PC issues a command as below format. “C” COMMAND [CR] COMMAND: 2 characters (See Functional Execution Command Table) 6.1.2. A Projector changes received data to decode and sends a return result after being ready to receive next command. [ACK] [CR]: (0x06, 0x0D) When received functional execution commands. 6.1.3. “?” [CR]: When cannot read received data. 6.2.
Basic Serial Command Functional Specification Page 7 of 19 6.5. Power On Command Command Detail Response “C00” [CR] Power On When already Power On, no need to do. When sending this command during processing count down, count down is terminated. Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.6. Power Off Command (Quick Power Off) Command Detail Response “C01” [CR] Power Off (Standby status) When Power Off with POWER button of the Projector or the Remote control, “Power Off” will be displayed.
Basic Serial Command Functional Specification Page 8 of 19 6.11. Volume + Command Command Detail Response “C09” [CR] Volume Up This Command works same as “VOLUME +” of the Projector and the Remote control. Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.12. Volume - Command Command Detail Response “C0A” [CR] Volume Down This Command works same as “VOLUME -” of the Projector and the Remote control Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.13.
Basic Serial Command Functional Specification 6.17. Screen Normal Size Command Command Detail Response “C0F” [CR] Set screen size to Normal (4:3). Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.18. Screen Wide Size Command Command Detail Response “C10” [CR] Set screen size to Wide (16:9). Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.19. Image Standard Command Command Detail Response “C11” [CR] Set Image to Standard mode. Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.20.
Basic Serial Command Functional Specification Page 10 of 19 6.24. Menu On Command Command Detail Response “C1C” [CR] Display Menu of On Screen Display. Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.25. Menu Off Command Command Detail Response “C1D” [CR] Clear Menu of On Screen Display. Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.26. Display Clear Command Command Detail Response “C1E” [CR] Clear the On Screen Display. Clear the On screen Display unconditionally.
Basic Serial Command Functional Specification Page 11 of 19 6.31. Computer 2 SCART Command Command Detail Response “C26” [CR] Select SCART RGB input for Computer 2. However, when Computer 2 terminal is set to Monitor Out, acceptable command is returned, but does not execute command. Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.32. Image (Toggle) Command Command Detail Response “C27” [CR] Switch Image setting status. This command works the same as the Remote control’s “IMAGE” button.
Basic Serial Command Functional Specification Page 12 of 19 6.38. D.Zoom + Command Command Detail Response “C30” [CR] 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” button. Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.39. D.Zoom – Command Command Detail Response “C31” [CR] Moving on to Digital Zoom mode and make the screen image smaller. This command works the same as the Remote control’s “ZOOM DOWN” button.
Basic Serial Command Functional Specification Page 13 of 19 6.45. Pointer Up Command Command Detail Response “C3C” [CR] Move Pointer to UP On Screen Display Menu. This command works the same as the Remote controls “UP” button. Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.46. Pointer Down Command Command Detail Response “C3D” [CR] Move Pointer to Down On Screen Display Menu. This command works the same as the Remote controls “DOWN” button. Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.47.
Basic Serial Command Functional Specification Page 14 of 19 6.52. Computer 1 DVI (PC Digital) Command Command Detail Response “C52” [CR] Select DVI (PC Digital) input for Input 1. Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.53. Computer 1 DVI (HDCP) Command Command Detail Response “C53” [CR] Select DVI (AV HDCP) input for Input 1. Acceptable Unacceptable [ACK] [CR] “?” [CR] 6.54. Page Up Command Command Detail Response “C59” [CR] Up the image data page that are edited by MCI.
Basic Serial Command Functional Specification Page 15 of 19 6.59. Keystone Bottom Command Command Detail Response “C8F” [CR] Adjust keystone. Acceptable Unacceptable Make the screen image length at the bottom edge shorter. [ACK] [CR] “?” [CR] 6.60. Keystone Right Command Command Detail Response “C90” [CR] Adjust keystone. Acceptable Unacceptable Make the screen image length at the right edge shorter. [ACK] [CR] “?” [CR] 6.61. Keystone Left Command Command Detail Response “C91” [CR] Adjust keystone.
Basic Serial Command Functional Specification 7. Page 16 of 19 State Read Command 7.1. Format 7.1.1. PC issues commands fin format as below. “CR” COMMAND [CR] Command: 1 character (See Status Read Command Table) 7.1.2. 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) 7.1.3. When receiving data cannot be decode, the Projector returns, “?” [CR]. 7.2.
Basic Serial Command Functional Specification Page 17 of 19 7.3.3. “40” [CR] Status: Processing Count Down When “Display” in Setting Menu is On and Power On is executed, it starts processing Count Down. Also, when “Display” Off in the Setting Menu is set, processing Count Down is skipped and the status moves to Power On quickly. 7.3.4. “20” [CR] Status: Cooling When status is Power On, and Power Off Command is executed, it moves to cooling status.
Basic Serial Command Functional Specification Page 18 of 19 7.3.10. “24” [CR] Status: Processing Cooling down by power save Cooling down by the Power Management function in the Setting menu. The control command is invalid. This Cooling down by Power save moves to Power save after the cooling down time. Status: No signal Cooling Down by Power Save Response: “00” “24” After 5 minutes with no signal Power Save “04” After about 90 seconds 7.3.11.
Basic Serial Command Functional Specification Page 19 of 19 7.7. Temp Read Command Command Detail “CR6” [CR] Get the temperature inside a Projector. When some temperature sensors are installed in the Projector, it is possible to know the temperature all at once. Acceptable Response %1 %2 %3 Unacceptable “%1_%2_%3” [CR] %1 = Temperature, sensor 1 %2 = Temperature, sensor 2 %3 = Temperature, sensor 3 Temperature data form shows as 00.0.
