Linn Akurate Kontrol Specification And Commands
Ascii interface specification and commands
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Summary of Contents for Linn Akurate Kontrol
- Page 1 Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands Revision 1.3 Last revision: 22 November 2006 Philip Barnes...
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Page 2: Revision History
Eamonn Brady 29 August 2006 Removed reference to ANALOGAUX input and Eamonn Brady 22 November 2006 counter reset passwords Reviewed and updated for Linfo Philip Barnes 22 November 2006 Akurate Kontrol pre-amplifier- RS232 ASCII Interface Specification And Commands - Version 1.2... -
Page 3: Table Of Contents
1.7.2: Polling Explained 1.8: Status Command 1.8.1: STATUS 1.8.1.1: Status Codes 1.9: IR 1.10: INIT 1.11: VERSION 1.12: COUNTER 2: SYSTEM COMMANDS 2.1: Command Help 2.2: System Commands Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... - Page 4 3.1.11: NORMALISE 3.1.12: PINKNOISE 3.1.13: SYSTEM 3.1.13.1: VOLUME 3.1.13.2: STATUS APPENDICE A : FORMAT OF COMMAND TABLE APPENDICE B : ESCAPE SEQUENCES APPENDICE C : COMMUNICATIONS SETTINGS Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2...
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Page 5: Introduction
This section describes how commands are constructed and how they may be used. System Commands This section lists the commands, which allow the Akurate Kontrol to be used as part of a system driven through an RS232 interface. 2: System Commands This section defines a list of commands for controlling the Akurate Kontrol. -
Page 6: 1: Message Protocol
1: Message Protocol 1.1: Overview The RS232 interface on the Akurate Kontrol allows it to be controlled by a touch screen, PC or any computer with an RS232 port. The Akurate Kontrol obeys the commands received through the RS232 interface and replies to confirm successful or unsuccessful operation. -
Page 7: Identifier Considerations
As for note 2, with the source identity becoming the destination identity in any replies. As for note 3. There are no replies. As for note 4, with the source identity becoming the destination identity in any replies. Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 8: Syntax Of Commands And Responses
(0 or more) is the command end delimiter are the line termination characters - carriage return, line feed. Note: Parameters required are command dependent. Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 9: 2: Solicited Response Overview
In all cases, identifiers will only be returned as part of the response if supplied as part of the command (refer to section 1.3: Identifier Considerations for further details). Fields are numbered from left to right, starting at 1. Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 10: 3: Unsolicited Response Overview
Refer to user guide regarding activation of unsolicited responses (user option ‘Enable RS232 Events’). 1.4.3.2: Unsolicited Response Events Should the following events occur, and the Akurate Kontrol change have it‟s parameters changed for any of the following events, then an unsolicited response should be generated. -
Page 11: Identity Commands
System Commands The following commands allow the Akurate Kontrol to be part of a system driven through an RS232 interface. 1.5: Identity Commands 1.5.1: ID Configure the product on a one to one basis $ID identifier$ $ID identifier$ ... -
Page 12: Communication Commands
A power up message is provided which is transmitted to the host in order to verify that the host / product link is working. The power up message on the Akurate Kontrol is as follows: !$ AKURATE_KONTROL$ This feature is enabled / disabled via a user option (see ??? in the user manual) -
Page 13: Polling Command
The „POLL SLEEP‟ command should be used with the product identifier returned by „POLL ID‟. If this is not done then all the products will stop responding and the polling sequence will fail. Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 14: 2: Polling Explained
„POLL ID‟ command. $POLL ID$ no response since all product id‟s read, so time-out $POLL DONE$ resync all products on link again Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 15: Status Command
Only POLL ID, SLEEP or DONE commands accepted during polling 25 (0x19) Message exceeded maximum allowable length „sv‟ defines maximum length (upto and including CR, and excluding LF) 26 (0x1A) Reserved up to 47 (0x3F) Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 16: Init
The software versions should be read from the appropriate storage area each time this command is received, and should not be stored as hard coded strings as they will then be incorrect when software is updated. Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 17: Counter
$COUNTER POWER ?$ !$COUNTER POWER days:hours:minutes:seconds$ Returns total powered up (operational) time. $COUNTER MAINS ?$ !$COUNTER MAINS days:hours:minutes:seconds$ Returns total mains connected time Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 18: 2: System Commands
Y or ON will enable (turn on) the setting and N or OFF will disable (turn off) the setting 2.1: Command Help Command help is implemented by the Akurate Kontrol and will give the host details for any given command. for example: $? SEARCH$ replies with: !$? SEARCH (?|+|-|int|+int|-int|<|>|STOP) -
Page 19: 3: Akurate Kontrol Commands
$MUTE [Y|ON]$ !$MUTE [ON|OFF]$ Mute on. $MUTE [N|OFF]$ !$MUTE [ON|OFF]$ Mute off. $MUTE TOGGLE$ !$MUTE [ON|OFF]$ Toggle mute. Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 20: 3: Quiet (Midnight Movie)
$QUIET [N|OFF]$ !$QUIET OFF level$ Turn quiet mode off. $QUIET level$ !$QUIET [ON|OFF] level$ Set quiet level (on/off state remains the same). Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 21: 4: Volume
!$VOLUME LIMITS min_value max_value$ Return minimum and maximum settings (0 to 100 inclusive). Note: The Akurate Kontrol volume can be specified in half steps, for example, a volume of 75.5 is now permissible. 3.1.5: BALANCE 3.1.5.1: BALANCE / BALANCE_LR (left/right) ... -
Page 22: 6: Lipsync
Set to absolute value supplied. $ LIPSYNC LIMITS$ !$ LIPSYNC LIMITS min_value max_value$ Return minimum and maximum settings (0 to 120 inclusive, 0 means off). Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 23: 7: Speaker
FRONT [SMALL|LARGE] front centre CENTRE [NONE|SMALL|LARGE] surround left and right SURROUND [NONE|SMALL|LARGE] surround back left and right SURROUND_BACK [NONE|SMALL|LARGE] subwoofer 1 SUBWOOFER_1 [NONE|PRESENT] Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 24: 2: Calibrate
(max) front left FRONT_LEFT front centre FRONT_CENTRE front right FRONT_RIGHT surround left SURROUND_LEFT surround right SURROUND_RIGHT surround back left SURROUND_BACK_LEFT surround back right SURROUND_BACK_RIGHT subwoofer 1 SUBWOOFER_1 Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 25: 3: Trim
(min) trim (max) step size front centre CENTRE surround left and right SURROUND surround back left and right SURROUND_BACK subwoofer SUBWOOFER LOW_FREQUENCY_EFFECT low frequency effects Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 26: 8: Surround
Select analogue audio input group: ANALOGGROUP = Analogue ANALOGGROUP inputs 1, 2 and 3 ANALOGKNEKT Select knekt analogue audio input TOS[1…3] Select TOS input 1-3 SPDIF[1…3] Select SPDIF input 1-3 Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 27: 10: Record
… 48.0kHz digital output DIGITAL_48.0 … 88.2kHz digital output DIGITAL_88.2 … 96.0kHz digital output DIGITAL_96.0 … passes signal bit for bit, with processing of signal prohibited DIGITAL_BITPERFECT Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 28: 11: Normalise
!$PINKNOISE [AUTO|ON] speaker$ Select next or previous (available) speaker. $PINKNOISE [N|OFF]$ !$PINKNOISE OFF$ Turn pink noise off. Refer to SPEAKER CALIBRATE for speaker parameters. Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 29: 13: System
Return current system status. Where … volume is the current volume source is the current source (audio/video/profile) mute is the current mute status [MUTED|UNMUTED] surround is the current surround mode Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 30: Appendice A : Format Of Command Table
Parameter‟s shown as, „[p1|p2|p3]‟ means use one of these values Parameter‟s shown as, „p1 [p2 […]]‟ means supply one or more values Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 31: Appendice B : Escape Sequences
Linn equipment (software in these products will simply treat them as raw ASCII data). Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2... -
Page 32: Appendice C : Communications Settings
Appendice C : Communications Settings The Akurate Kontrol uses the following communications settings: 7 bits data 1 stop bit even parity baud rate specified by host (initially 9600) Akurate Kontrol pre-amplifier - RS232 ASCII Interface Specification and Commands - Version 1.2...
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