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LV-8235 UST    Basic Serial Command Specifications

                                                                                     

  

-2-

 

2.

Serial Interface Specifications 

2.1. Transfer 

Specifications

 

Item 

Specifications 

Synchronous system 

Asynchronous 

Transmission Speed 

9600 / 19200 

Data Length 

8 bit 

Parity N/A 

Stop Bit 

Flow Control 

N/A   

1) Transmission speed: initial setting value is 19200.

 

2) Transmission speed can be changed in service mode.

 

 

2.2. Connection 

Dedicated serial cable must be used for connection to a computer and a projector. 

 

PC

     

           

 

            Projector 

COM 1 

     

                  Control Port 

 

(D-Sub 9 Pin)            (D-Sub 9 Pin) 

 

 

 

 

 

Summary of Contents for LV-8235 UST

Page 1: ... 2011 CANON INC YT1 1442 000 MULTIMEDIA PROJECTOR LV 8235 UST BASIC SERIAL COMMAND SPECIFICATIONS Revision 1 ...

Page 2: ...ommand 10 6 14 AUDIO MUTE ON Command 10 6 15 AUDIO MUTE OFF Command 11 6 16 VIDEO MUTE ON Command 11 6 17 VIDEO MUTE OFF Command 11 6 18 Screen Normal size Command 11 6 19 Screen Full size Command 11 6 20 Image Standard Command 11 6 21 Image Real Command 12 6 22 Image Cinema Command 12 6 23 Image1 Command 12 6 24 Image2 Command 12 6 25 Image3 Command 12 6 26 Image4 Command 12 6 27 Image Dynamic Co...

Page 3: ...Command 16 6 51 Computer 1 Analog RGB Command 17 6 52 Computer 1 RGB SCART Command 17 6 53 Computer 1 Component Command 17 6 54 AUTO PC ADJ Command 17 6 55 PRESENTATION TIMER Command 17 6 56 KEYSTONE Command 17 6 57 KEYSTONE Command 18 7 Status Read Command 19 7 1 Format 19 7 2 Transfer Example 19 7 3 Operation Requirements 19 7 4 Status Read Command 20 7 5 Input Mode Read Command 22 7 6 Lamp Time...

Page 4: ...ial Command Specifications 1 1 Overview 1 1 These specifications define projector control commands for LV 8235 UST 1 2 The projector control commands are used to remotely control a projector through RS 232C from a computer ...

Page 5: ...synchronous Transmission Speed 9600 19200 Data Length 8 bit Parity N A Stop Bit 1 Flow Control N A 1 Transmission speed initial setting value is 19200 2 Transmission speed can be changed in service mode 2 2 Connection Dedicated serial cable must be used for connection to a computer and a projector PC Projector COM 1 Control Port D Sub 9 Pin D Sub 9 Pin ...

Page 6: ...ceive carriage return 0x0D after the projector receives the first data C 4 For Command pipelining wait for the interval of 100ms after receiving a response More than 100ms Command PC Projector C 0 7 CR Next Command Projector PC ACK CR Response A few ms 5s 4 1 When a command is issued before receiving a response the function is not executed properly 4 2 Except for when there is no Response for more...

Page 7: ...UME C2A Power Management Ready C0B AUDIO MUTE ON C2B Power Management OFF C0C AUDIO MUTE OFF C2C C0D VIDEO MUTE ON C2D C0E VIDEO MUTE OFF C2E Power Management Shut down C0F Screen Normal size 4 3 C2F C10 Screen Full size C30 D ZOOM C11 Image Standard C31 D ZOOM C12 Image Real C32 C13 Image Cinema C33 C14 Image 1 C34 S video C15 Image 2 C35 C16 Image 3 C36 C17 Image 4 C37 C18 C38 C19 Image Dynamic ...

Page 8: ...3 FREEZE ON C83 C44 FREEZE OFF C84 C45 C85 C46 ZOOM C86 C47 ZOOM C87 C48 C88 C49 C89 Auto PC ADJ C4A C8A PRESENTATION TIMER C4B C8B C4C C8C C4D C8D C4E C8E KEYSTONE C4F C8F KEYSTONE C50 Computer 1 Analog RGB C90 C51 Computer 1 RGB Scart C91 C52 C92 C53 C93 C54 Computer 1 Component C94 means no function ...

Page 9: ...erial Command Specifications 6 5 Status Read Command Table Command Item Memo CR0 Status Read CR1 Input Mode Read CR2 CR3 Corresponding Lamp Time Read CR4 Setting Read CR5 CR6 Temp Read CR7 Lamp Mode Read means no function ...

Page 10: ...mmand pipelining the performance is the same as that of the remote control 6 2 1 System issues any command every 100 ms 6 2 2 When receiving the appropriate command the function is executed for 120 ms from the moment 6 2 3 When receiving the same command continuously within 120 ms the function is executed for another 120 ms from the moment 6 2 4 When there is no incoming command after 120 ms the e...

Page 11: ...ess NONE No Execution Cooling Down due to Abnormal Temperature NONE No Execution Abnormal Temperature Status NONE No Execution Abnormal Power Status NONE No Execution Power Save Cooling Down in process NONE No Execution Power Save Status C00 POWER ON C01 POWER OFF Auto input On1 On2 setting Although transmit Input source commands Auto input does no operate Note When the status is as above even if ...

Page 12: ...tail Power OFF Standby The command operates the same Power OFF function as POWER button of the projector and the remote control Once this command is sent Power OFF is displayed If this command is sent again while it is displayed Power OFF is executed When sending this command during Countdown Countdown is terminated Response Acceptable ACK CR Unacceptable CR 6 8 HDMI Command Command C04 CR Detail ...

Page 13: ...input is not executed with this command while Auto input is set to On1 On2 Response Acceptable ACK CR Unacceptable CR 6 12 VOLUME Command Command C09 CR Detail Volume Up This command operates the same way as VOLUME button of the projector and the remote control Response Acceptable ACK CR Unacceptable CR 6 13 VOLUME Command Command C0A CR Detail Volume Down This command operates the same way as VOL...

Page 14: ...le CR 6 17 VIDEO MUTE OFF Command Command C0E CR Detail Video Mute OFF This command works the same as BLANK button of remote control for Blank but does not work for Blank Response Acceptable ACK CR Unacceptable CR 6 18 Screen Normal size Command Command C0F CR Detail Set Aspect mode to Normal This command is invalid while D Zoom is in operation Response Acceptable ACK CR Unacceptable CR 6 19 Scree...

Page 15: ...etail Set image to User 1 mode Response Acceptable ACK CR Unacceptable CR 6 24 Image2 Command Command C15 CR Detail Set image to User 2 mode Response Acceptable ACK CR Unacceptable CR 6 25 Image3 Command Command C16 CR Detail Set image to User 3 mode Response Acceptable ACK CR Unacceptable CR 6 26 Image4 Command Command C17 CR Detail Set image to User 4 mode Response Acceptable ACK CR Unacceptable...

Page 16: ...Menu Response Acceptable ACK CR Unacceptable CR 6 30 DISPLAY CLEAR Command Command C1E CR Detail Hide On Screen Display Hide On Screen Display unconditionally Response Acceptable ACK CR Unacceptable CR 6 31 BRIGHTNESS Command Command C20 CR Detail Brightness of User Control 1 Response Acceptable ACK CR Unacceptable CR 6 32 BRIGHTNESS Command Command C21 CR Detail Brightness of User Control 1 Respo...

Page 17: ...EEPROM and retained regardless of Power OFF ON Response Acceptable ACK CR Unacceptable CR 6 36 Power Management Ready Command Command C2A CR Detail Set Power Management mode to Standby mode This status is stored in EEPROM and retained regardless of Power ON OFF Response Acceptable ACK CR Unacceptable CR 6 37 Power Management OFF Command Command C2B CR Detail Set Power Management mode to OFF mode T...

Page 18: ... set to On1 On2 Response Acceptable ACK CR Unacceptable CR 6 42 POINTER RIGHT Command Command C3A CR Detail Move the Pointer of On Screen Display Menu to the right This command works differently from the pointer of the projector and the remote control and has no function of Volume Response Acceptable ACK CR Unacceptable CR 6 43 POINTER LEFT Command Command C3B CR Detail Move the Pointer of On Scre...

Page 19: ...ON but does not work for Freeze OFF Response Acceptable ACK CR Unacceptable CR 6 48 FREEZE OFF Command Command C44 CR Detail Cancel Freeze mode This command works the same as FREEZE button of the remote control for Freeze OFF but does not work for Freeze ON Response Acceptable ACK CR Unacceptable CR 6 49 ZOOM Command Command C46 CR Detail Reduce the image This command works the same as ZOOM button...

Page 20: ...in Computer1 Although projector returns OK Auto input is not executed with this command while Auto input is set to On1 On2 Response Acceptable ACK CR Unacceptable CR 6 54 AUTO PC ADJ Command Command C89 CR Detail Execute Auto PC function This command works the same as AUTO PC button of the remote control Sending the command during Auto PC operation stops the operation This is the same operation as...

Page 21: ...LV 8235 UST Basic Serial Command Specifications 18 6 57 KEYSTONE Command Command C8F CR Detail Correct keystone distortion by reducing down part of image Response Acceptable ACK CR Unacceptable CR ...

Page 22: ...ta CR Required Data A character line See Basic Status Read Command Table 7 1 3 When the received data cannot be decoded the projector returns CR 7 2 Transfer Example Get input mode for projector with basic commands Command issues a command of getting current input mode PC Projector C R 1 CR Projector PC 1 CR Processing Response A few ms 1s Shows Computer 1 is selected 7 3 Operation Requirements St...

Page 23: ...ds are not acceptable except POWER ON Command 40 CR Status Countdown in process When Display in Setting Menu is ON and POWER ON is executed it starts Countdown When Display in Setting Menu is OFF processing Countdown is not executed and the status quickly moves to Power ON 20 CR Status Cooling Down in process When the status is Power ON and POWER OFF Command C01 CR is executed it moves to Cooling ...

Page 24: ...is executed 24 CR Status Processing Power Save Cooling Down Power management function in Setting menu works and the status goes to Power Save Cooling Down During this time Functional Execution Commands are invalid not executed This status moves to Power Save at set hours after the operation of Cooling Down Status No signal Power Save Cooling Down Power Save Response 00 24 04 5 minutes with no sign...

Page 25: ...m reversed Status Rear Ceiling ON 01 CR Picture is left right reversed Status Rear ON 00 CR Picture is top bottom and left right reversed Status Ceiling ON Unacceptable CR 7 8 Temp Read Command Command CR6 CR Detail Get the temperature data inside the projector With some temperature sensors installed in the projector it is possible to get all the temperature at once Response Acceptable 1_ 2_ 3 CR ...

Page 26: ... Command Specifications 23 7 9 Lamp Mode Read Command Command CR7 CR Detail Get lamp mode status For 1 lamp projector get if it is lighting or not Response Acceptable 1 CR 1 00 CR Light is out 01 CR Light is on Unacceptable CR ...

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