PLC-WU3800 Basic Serial Command Specifications 1. Overview 1.1. These specifications define projector control commands for PLC-WU3800. 1.2. The projector control commands are used to remotely control a projector through RS-232C from a computer. 2. Serial Interface Specifications 2.1. Transfer Specifications...
PLC-WU3800 Basic Serial Command Specifications Notes for Communication The projector control command is defined as one command/one line that starts with “C” and ends with carriage return (0x0D). There are two types of Commands: Functional Execution Commands and Status Read Commands.
PLC-WU3800 Basic Serial Command Specifications Functional Execution Command Table Command Item Command Item POWER ON BRIGHTNESS + POWER OFF BRIGHTNESS - ÿ Quick Power OFFÿ ――― POWER OFF ――― ――― ――― HDMI ――― Computer 1 ――― Computer 2 Video IMAGE (Toggle) ―――...
Page 7
PLC-WU3800 Basic Serial Command Specifications Command Item Command Item ――― ――― ――― ――― ――― ――― ――― FREEZE ON ――― FREEZE OFF ――― ――― ――― ――― ――― ――― ――― ――― ――― Auto PC ADJ. ――― PRESENTATION TIMER ――― ――― ――― ―――...
PLC-WU3800 Basic Serial Command Specifications Functional Execution Command 6.1. Format 6.1.1 PC issues a command in format as below. “C” COMMAND [CR] Command: two characters (See Basic Functional Execution Command Table) 6.1.2 A projector changes received data to decode and returns a result after being ready to receive next command.
PLC-WU3800 Basic Serial Command Specifications 6.4. Operation Requirements 6.4.1. When the projector’s status is any of below, Functional Execution Commands are limited. Projector Status Available Functional Execution Commands Standby Mode C00ÿ POWER ON C00ÿ POWER ON → Countdown is terminated Countdown in process C01ÿ...
PLC-WU3800 Basic Serial Command Specifications 6.5. POWER ON Command Command “C00” [CR] Power ON When already Power is ON, nothing is done. Detail When sending this command during processing Countdown, Countdown is terminated. Acceptable [ACK] [CR] Response Unacceptable “ÿ ”[CR] 6.6.
PLC-WU3800 Basic Serial Command Specifications 6.10. Computer 2 Command Command “C06” [CR] Select Computer2 Input Detail Although projector returns “OK”, Input search is not executed with this command while Input search is set to On1/On2. Acceptable [ACK] [CR] Response Unacceptable “ÿ...
PLC-WU3800 Basic Serial Command Specifications 6.14. AUDIO MUTE ON Command Command “C0B” [CR] Sound Mute ON. Detail This command works the same way as “MUTE” button of the remote control for Mute ON, but does not work for Mute OFF.
PLC-WU3800 Basic Serial Command Specifications 6.20. Image Standard Command Command “C11” [CR] Detail Set image to Standard mode. Acceptable [ACK] [CR] Response Unacceptable “ÿ ”[CR] 6.21. Image Real Command Command “C12” [CR] Detail Set image to Real mode. Acceptable [ACK] [CR]...
PLC-WU3800 Basic Serial Command Specifications 6.34. IMAGE (Toggle) Command Command “C27”[CR] Switch Image Setting status. Detail This command works the same way as “IMAGE” button of the remote control. Acceptable [ACK] [CR] Response Unacceptable “ÿ ”[CR] 6.35. Direct on Setting Command Command “C28”...
PLC-WU3800 Basic Serial Command Specifications 6.40. D.ZOOM + Command Command “C30” [CR] Enter Digital Zoom mode and expand image size. Detail This command works the same way as “D.ZOOM ▲” button of the remote control. Acceptable [ACK] [CR] Response Unacceptable “ÿ...
PLC-WU3800 Basic Serial Command Specifications 6.46. POINTER UP Command Command “C3C” [CR] Move up the Pointer of On-Screen Display Menu. Detail This command works the same way as the pointer “▲” of the projector. Acceptable [ACK] [CR] Response Unacceptable “ÿ ”[CR] 6.47.
PLC-WU3800 Basic Serial Command Specifications 6.52. Computer 1 RGB (SCART) Command Command “C51”[CR] Select Scart input in Computer1. Detail Although projector returns “OK”, Input search is not executed with this command while Input search is set to On1/On2. Acceptable [ACK] [CR]...
PLC-WU3800 Basic Serial Command Specifications 7. Status Read Command 7.1. Format 7.1.1. PC issues commands in format as below; “CR” Command [CR] Commandÿ 1 characterÿ See Basic Status Read Command Tableÿ 7.1.2. When a projector receives the appropriate command, it returns a character line as the required data.
PLC-WU3800 Basic Serial Command Specifications 7.4. Status Read Command Command “CR0” [CR] Detail Get the projector’s operating status Acceptable “%1” [CR] ”00” = Power ON “80” = Standby “40” = Countdown in process “20” = Cooling Down in process “10” = Power Failure “28”...
Page 22
PLC-WU3800 Basic Serial Command Specifications “10” [CR] Status: Power Failure When the power supply voltage inside the projector reaches abnormal status, the projector is automatically turned off. The projector returns “10”[CR], which shows it moves to Power OFF status due to power failure. Fan also stops unlike Cooling Down status.
PLC-WU3800 Basic Serial Command Specifications “81” [CR] Status: Standby after Cooling Down due to lamp failure This value is returned when Cooling Down operation due to lamp failure has been completed and the status has been moved to Standby. The status is kept until the next operation starts.
PLC-WU3800 Basic Serial Command Specifications 7.8. Temp Read Command Command “CR6” [CR] Get the temperature data inside the projector. Detail With some temperature sensors installed in the projector, it is possible to get all the temperature at once. Acceptable “%1_%2_%3” [CR] %1ÿ...