Canon LV-7250 Montageanleitung

PcCommandE

======================================================================

Control Commands for LV series

Rev1.0.0

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Updated on May 19, 2006

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This file contains information about projector control commands.

Model Name

LV-7245/7240/X5

LV-7255/7250/X6

======================================================================

Contents

1. Projector Control

2. Interface Conditions

3. List of Commands

4. Command Descriptions

5. Data Portion of Response

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1. Projector Control

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The control commands allow the user to control the functions of the projector via a computer.

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2. Interface Conditions

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Serial connection

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The communications method conforms to the RS-232C standard.

Baud rate: 19200 bps

Data length: 8 bits

Parity bit: No parity

Stop bits: 1 bit

Communications mode: Full duplex

The control connector is described below.

The SERVICE PORT is a mini DIN 8-pin port.

1 To TxD of PC

4 To GND of PC

7 To RxD of PC

* 2, 3, 5, 6, and 8 are used inside the projector.

======================================================================

3. List of Commands

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Command name

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001. POWER ON 02H 00H 00H 00H 00H 02H

002. POWER OFF 02H 01H 00H 00H 00H 03H

003. INPUT SELECT RGB(*5) 02H 03H 00H 00H 02H 01H <DATA> CKS

004. INPUT SELECT VIDEO 02H 03H 00H 00H 02H 01H 06H 0EH

005. INPUT SELECT S-VIDEO 02H 03H 00H 00H 02H 01H 0BH 13H

(1)

006. NO SHOW ON 02H 10H 00H 00H 00H 12H

007. NO SHOW OFF 02H 11H 00H 00H 00H 13H

008. SOUND MUTE ON 02H 12H 00H 00H 00H 14H

009. SOUND MUTE OFF 02H 13H 00H 00H 00H 15H

010. ONSCREEN MUTE ON 02H 14H 00H 00H 00H 16H

011. LAMP INFORMATION REQUEST 03H 8CH 00H 00H 00H 8FH

012. MUTE CONTROL 02H 1AH 00H 00H 02H <DATA> CKS

013. VOLUME ADJUST 03H 10H 00H 00H 05H 05H <DATA> CKS

014. BASE MODEL TYPE REQUEST 00H BFH 00H 00H 01H 00H CKS

015. PROJECTOR INFORMATION REQUEST 00H BFH 00H 00H 01H 02H CKS

* Availability by Model

----------------------------------------------------------------------

Model No.

-------------------------

01 : LV-7255/7245/7240/X5

02 : LV-7250/X6

Meaning of Symbol

-----------------------------------------------------

* ：Supported

! ：Is available depending on the model's version

- ：Not supported

Availability by Model

----------------------------------------------------------------------

Command Name 01 02

----------------------------------------------------------------------

001. POWER ON * *

002. POWER OFF * *

003. INPUT SELECT RGB(*5) * *

004. INPUT SELECT VIDEO * *

005. INPUT SELECT S-VIDEO * *

006. NO SHOW ON * *

007. NO SHOW OFF * *

008. SOUND MUTE ON * *

009. SOUND MUTE OFF * *

010. ONSCREEN MUTE ON * *

011. LAMP INFORMATION REQUEST * *

012. MUTE CONTROL * *

013. VOLUME ADJUST - *

Volume - *

Bass - -

Treble - -

Balance - -

014. BASE MODEL TYPE REQUEST - *

015. PROJECTOR INFORMATION REQUEST - *

======================================================================

4. Command Descriptions

----------------------------------------------------------------------

Conventions used here:

(*2) Model code: "xxH"

In case of LV series 40H

(*5) Term "RGB" and "COMPUTER"

The term “RGB connector" has been changed to "COMPUTER".

001. POWER ON

**********************************************************************

Function:

This command switches on the main power of the projector.

Command:

02H 00H 00H 00H 00H 02H

Response (ACK): At the time of a success

22H 00H 01H xxH 00H CKS

(*2)

Response (NAK): At the time of a failure

A2H 00H 01H xxH 02H DATA01 DATA02 CKS

(2)

(*2)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

Supplement:

The projector does not accept the other command during power on

processing.

002. POWER OFF

**********************************************************************

Function:

This command switches off the main power of the projector.

Command:

02H 01H 00H 00H 00H 03H

Response (ACK): At the time of a success

22H 01H 01H xxH 00H CKS

(*2)

Response (NAK): At the time of a failure

A2H 01H 01H xxH 02H DATA01 DATA02 CKS

(*2)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

Supplement:

-This command will fail during switching input signal. (NAK will be returned)

-The projector doesn't accept the other command during power

off processing.( It contains a cooling period.)

003. INPUT SELECT RGB(*5)

**********************************************************************

Function:

This command switches the input terminal to RGB(*5).

Command:

02H 03H 00H 00H 02H 01H <DATA01> CKS

Data Portion Contents

-------------------------------------------------------------------

DATA01 01H : RGB1(*5)

02H : RGB2(*5)(!)

(!) LV-7240/7245/7250/7255 only

Response (ACK): At the time of a success

22H 03H 01H xxH 01H DATA01 CKS

(*2)

Data Portion Contents

-------------------------------------------------------------------

DATA01 Results

00H : Normal

FFH : Error (Signal select was not executed)

Response (NAK): At the time of a failure

A2H 03H 01H xxH 02H DATA01 DATA02 CKS

(*2)

(3)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

004. INPUT SELECT VIDEO

**********************************************************************

Function:

This command switches the input terminal to VIDEO.

Command:

02H 03H 00H 00H 02H 01H 06H 0EH

Response (ACK): At the time of a success

22H 03H 01H xxH 01H DATA01 CKS

(*2)

Data Portion Contents

-------------------------------------------------------------------

DATA01 Results

00H : Normal

FFH : Error ((Signal select was not executed))

Response (NAK): At the time of a failure

A2H 03H 01H xxH 02H DATA01 DATA02 CKS

(*2)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

005. INPUT SELECT S-VIDEO

**********************************************************************

Function:

This command switches the input terminal to S-VIDEO.

Command:

02H 03H 00H 00H 02H 01H 0BH 13H

Response (ACK): At the time of a success

22H 03H 01H xxH 01H DATA01 CKS

(*2)

Data Portion Contents

-------------------------------------------------------------------

DATA01 Results

00H : Normal

FFH : Error((Signal select was not executed)

Response (NAK): At the time of a failure

A2H 03H 01H xx0H 02H DATA01 DATA02 CKS

(*2)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

006. NO SHOW ON

**********************************************************************

Function:

This command mutes a picture.

Command:

02H 10H 00H 00H 00H 12H

Response (ACK): At the time of a success

22H 10H 01H xxH 00H CKS

(4)

(*2)

Response (NAK): At the time of a failure

A2H 10H 01H xxH 02H DATA01 DATA02 CKS

(*2)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

Supplement:

* NO SHOW function (Picture Mute)is cancelled for the following:

Input connector switching

Video signal switching

007. NO SHOW OFF

**********************************************************************

Function:

This command cancels the picture muting.

Command:

02H 11H 00H 00H 00H 13H

Response (ACK): At the time of a success

22H 11H 01H xxH 00H CKS

(*2)

Response (NAK): At the time of a failure

A2H 11H 01H xxH 02H DATA01 DATA02 CKS

(*2)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

008. SOUND MUTE ON

**********************************************************************

Function:

This command mutes a sound.

Command:

02H 12H 00H 00H 00H 14H

Response (ACK): At the time of a success

22H 12H 01H xxH 00H CKS

(*2)

Response (NAK): At the time of a failure

A2H 12H 01H xxH 02H DATA01 DATA02 CKS

(*2)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

Supplement:

* Sound mute is cancelled for the following:

Input connector switching

Video signal switching

Volume adjustment

(5)

009. SOUND MUTE OFF

**********************************************************************

Function:

This command cancels the sound muting.

Command:

02H 13H 00H 00H 00H 15H

Response (ACK): At the time of a success

22H 13H 01H xxH 00H CKS

(*2)

Response (NAK): At the time of a failure

A2H 13H 01H xxH 02H DATA01 DATA02 CKS

(*2)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

010. ONSCREEN MUTE ON

**********************************************************************

Function:

This command mutes the on-screen display.

Command:

02H 14H 00H 00H 00H 16H

Response (ACK): At the time of a success

22H 14H 01H xxH 00H CKS

(*2)

Response (NAK): At the time of a failure

A2H 14H 01H xxH 02H DATA01 DATA02 CKS

(*2)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

Supplement:

* This is available only during on-screen display.

011. LAMP INFORMATION REQUEST

**********************************************************************

Function:

This command acquires the lamp information of projector.

Command:

03H 8CH 00H 00H 00H 8FH

Response (ACK): At the time of a success

23H 8CH 01H xxH 10H DATA01 to DATA16 CKS

(*2)

Data Portion Contents

-------------------------------------------------------------------

DATA01 to 04 Lamp counter (long type Unit: second)

DATA05 to 08 Lamp counter in Quiet mode (long type Unit: second)

DATA09 to 12 Lamp Use Warning Starting Time (long type Unit: second)

DATA13 to 16 Lamp Use Prohibited Time (long type Unit: second

Response (NAK): At the time of a failure

A3H 8CH 01H xxH 02H DATA01 DATA02 CKS

(6)

(*2)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

Supplement:

Example of lamp timer acquisition

DATA01 DATA02 DATA03 DATA04 : Timer in Normal mode

30H 2AH 00H 00H : 10800 seconds

012. MUTE CONTROL

**********************************************************************

Function:

This command controls the mute of picture, sound and on-screen.

Command:

02H 1AH 00H 00H 02H DATA01 DATA02 CKS

Data Portion Contents

-------------------------------------------------------------------

DATA01 Mute type to be controlled

00H : Picture

01H : Sound

02H : OSD (DATA2 can be specified only for "On")

DATA02 Mute Control

00H : Off

01H : On

Response (ACK): At the time of a success

22H 1AH 01H xxH 01H DATA01 CKS

(*2)

Data Portion Contents

-------------------------------------------------------------------

DATA01 Results

00H : Normal

01H : Error

Response (NAK): At the time of a failure

A2H 1AH 01H xxH 02H DATA01 DATA02 CKS

(*2)

Data portion Description

-----------------------------------------------------------------------

DATA01 Error type

DATA02 Error description

For more information, see "5. Data Portion of Response."

Supplement:

* Mute is cancelled in the following cases:

Input connector switching

Video signal switching

Volume adjustment

013. VOLUME ADJUST

**********************************************************************

Function:

This command sets the volume.

Command:

03H 10H 00H 00H 05H DATA01 to DATA05 CKS

Data Portion Contents

-------------------------------------------------------------------

(7)

DATA01 05H fixed

DATA02 Setting items

00H : Volume

01H : Bass

02H : Treble

03H : Balance

DATA03 Setting mode

00H : Absolute value specified

01H : Relative value specified

DATA04 Setting Value (Lower ranking 8 bits)

DATA05 Setting Value (Upper ranking 8 bits)

Response (ACK): At the time of a success

23H 10H 01H xxH 02H DATA01 DATA02 CKS

(*2)

Data Portion Contents

-------------------------------------------------------------------

DATA01 to 02 Results

0000H : Normal end

0000H Other : Abnormal end

Response (NAK): At the time of a failure

A3H 10H 01H xxH 02H DATA01 DATA02 CKS

(*2)

Command example:

* When setting Volume to "10"

03H 10H 00H 00H 05H 05H 00H 00H 0AH 00H 27H

014. BASE MODEL TYPE REQUEST

**********************************************************************

Function:

This command acquires the projector type.

Command:

00H BFH 00H 00H 01H 00H C0H

Response (ACK): At the time of a success

20H BFH 00H xxH 10H DATA01 to DATA16 CKS

(*2)

Data Portion Contents

-------------------------------------------------------------------

DATA01 00H fixed

DATA02 to 03 Projector type

See DATA13 to 14

DATA04 to 12 Model name (NULL termination character string)

DATA13 to 14 Projector type

+--------+--------+--------+--------+------------+

+--------+--------+--------+--------+------------+

| 01H | 03H | 00H | 06H | LV-7250/X6 |

+--------+--------+--------+--------+------------+

DATA15 to 16 Reserved

Response (NAK): At the time of a failure

A0H BFH 00H xxH 02H DATA01 DATA02 CKS

(*2)

015. PROJECTOR INFORMATION REQUEST

**********************************************************************

Function:

This command acquires basic operation states of projector.

Command:

00H BFH 00H 00H 01H 02H C2H

Response (ACK): At the time of a success

(8)

20H BFH 00H xxH 10H DATA01 to DATA16 CKS

(*2)

Data Portion Contents

-------------------------------------------------------------------

DATA01 02H fixed

DATA02 Projector Processing Status

00H : Idle

04H : Power On

05H : Cooling

06H : Idle(Error Standby)

Other : Not Supported

Other than above : (nondisclosure)

internal use of code during a state transition period

DATA03 Indicate Contents

00H : Picture signal displaying

01H : No Signal

02H : Viewer displaying

03H : Test Pattern displaying

04H : LAN displaying

05H : Test Pattern (User) displaying

10H : Signal selection in progress

Other : Not Supported

DATA04 Select source input type 1

01H : 1

02H : 2

03H : 3

04H : 4

05H : 5

Other : Not Support

DATA05 Select source input type 2

01H : COMPUTER (RGB)

02H : VIDEO

03H : S-VIDEO

04H : COMPONENT

05H : Reserved

06H : DIGITAL

07H : VIEWER

08H : SLOT1

09H : SLOT2

0AH : SLOT3

0BH : SLOT4

0CH : DIGITAL2

0DH : SCART

10H : AUTO

FFH : Not Source Input

Other : Not Support

DATA06 Indication signal type

(Effective only when Select source input type 2 is 02H or 03H)

x0H : NTSC3.58

x1H : NTSC4.43

x2H : PAL

x3H : PAL60

x4H : SECAM

x5H : B/W60

x6H : B/W50

x7H : PALNM

x8H : NTSC3.58 LBX

x9H : NTSC3.58 SQZ

xAH : COMPONENT(60Hz)

xBH : COMPONENT(50Hz)

xCH : Un known

xDH : NTSC

xEH : PAL-M

xFH : PAL-N

FFH : Not Video Input

Other : Not Supported

* "x" means indefinite

DATA07 NO SHOW (Picture Mute)

00H : OFF

01H : ON

DATA08 Sound Mute

00H : OFF

01H : ON

DATA09 On-screen mute

(9)

00H : OFF

01H : ON

DATA10 to DATA16 Reserved

Response (NAK): At the time of a failure

A0H BFH 00H xxH 02H DATA01 DATA02 CKS

(*2)

Checksum : (CKS)

This is lower ranking 8 bits of the sum total of the header and data

portions of one transmit and receive data frame.

======================================================================

5. Data Portion of Response

----------------------------------------------------------------------

* At the time of a success( ACK )

This returns ACK without adding data portion to the command that does

not request data.

This returns ACK with adding data to the data portion for the command

that requests data.

* At the time of a failure( NAK )

This adds a cause of not accepting the command to data portion to

return it.

(Example) Power On

Command:

02H 00H 00H 00H 00H CKS

Response:

A2H 00H 01H 20H 02H DATA01 DATA02 CKS

+------------+------------+--------------------------------------+

| DATA01 | DATA02 | |

| | Error | |

| Error types| description| Error contents |

+------------+------------+--------------------------------------+

| 00H | 00H | Unknown command |

| 00H | 01H | The current model does not support |

| | | this function. |

| 01H | 00H | Invalid values specified. |

| 01H | 01H | Specified terminal is unavailable or |

| | | cannot be selected |

| 02H | 03H | Setting not possible |

| 02H | 0DH | Power Off inhibited |

+------------+------------+--------------------------------------+

(10)

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