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Harman Kardon SIGNATURE 2.0 Instruction & Operation Manual
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Harman Kardon SIGNATURE 2.0 Instruction & Operation Manual

Signature 2.0 bus protocol
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See also: Service Manual , Owner's Manual
S
2.0
IGNATURE
S
2.0 B
P
IGNATURE
US
ROTOCOL
I
& O
M
NSTRUCTIONS
PERATION
ANUAL
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D
ASTER
OCUMENT
V
1.0
ERSION

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Summary of Contents for Harman Kardon SIGNATURE 2.0

  • Page 1 IGNATURE 2.0 B IGNATURE ROTOCOL & O NSTRUCTIONS PERATION ANUAL ASTER OCUMENT ERSION...

  • Page 2: Table Of Contents

    SIGNATURE B ROTOCOL ASTER OCUMENT Revised 2-24-98 ABLE OF ONTENTS Software Revision History _________________________________________________ 3 How Does It Work? _______________________________________________________4 Event Driven Output ______________________________________________________ 4 Protocol Format __________________________________________________________ 5 Sample Message _________________________________________________________ 7 Direct Commands ________________________________________________________ 8 Response Commands _____________________________________________________ 31 Unsolicited Commands ___________________________________________________ 43 Page 2 of 20...

  • Page 3: Software Revision History

    232 control to the most current version. Verify the version of software in your unit by viewing the VFD (Vacuum Fluorescent Display) on the front panel immediately after you apply power to the Signature 2.0 (main power, not standby). Version 2.5: First release.

  • Page 4: How Does It Work

    Event Driven Output: The Signature 2.0 will generate commands when the processor is accessed from an IR or Front panel button command. This command can be used to update external displays in real time or to generate a polling request for status.

  • Page 5: Protocol Format

    (i.e. a preamp versus a CD player). HEX Device Type Audioaccess KPS keypad Audioaccess Computer Audioaccess Paging/SMM Module Audioaccess PX-603 Audioaccess Internal Multi Signature 2.0 Processor/Tuner Signature 3.0 DVD player Citation 5.0 AV Controller Citation 7.0 AV Controller Broadcast Message (everyone listens) Preamble Target...
  • Page 6 SIGNATURE B Preamble Target Target Byte Device Type Unit ID The Source Unit ID is a byte that distinguishes which unit of a given type the message is coming from (i.e. CD player #1 versus CD player #2). The Unit ID is set in the menu system of the unit that the message is coming from, default = 01h.

  • Page 7: Sample Message

    SIGNATURE B XAMPLE OF Create a Power On command from a Signature 3.0 to a Signature 2.0 in a single 2.0 / single 3.0 system. 0111 1110b (7Eh) 0010 0000b (20h) 0000 0001b (01h) 0011 0000b (30h) 0000 0001b (01h)

  • Page 8: Direct Commands

    SIGNATURE B OMMAND Preamble Target Target Byte Device Type Unit ID CKNOWLEDGE Preamble Target Target Byte Device Type Unit ID The acknowledge Command Byte is formed by adding 80h to the received Command Byte. Example: HEX COMMAND DESCRIPTION Command to Mute Acknowledge The receiving unit transmits the “Acknowledge”...
  • Page 9 ESPONSE Preamble Target Target Byte Device Type Unit ID The Signature 3.0 then acknowledges by sending an Acknowledge of Response to Request for Software Version command to the Signature 2.0 CKNOWLEDGE Preamble Target Target Byte Device Type Unit ID ROTOCOL...
  • Page 10 SIGNATURE B Preamble Target Target Byte Device Type Unit ID COMMAND DESCRIPTION MONO BUTTON BALANCE BUTTON BACK BUTTON BASS EQ BUTTON FFWD BUTTON REW BUTTON STEREO BUTTON TREBLE BUTTON VOL DWN BUTTON MENU BUTTON ENTER BUTTON PAN BUTTON RIGHT BUTTON VID1 BUTTON VID2 BUTTON UP BUTTON...
  • Page 11 SIGNATURE B Preamble Target Target Byte Device Type Unit ID COMMAND DESCRIPTION +00 MIN. VOLUME Preamble Target Target Byte Device Type Unit ID HEX COMMAND DESCRIPTION Mute On Mute Off Preamble Target Target Byte Device Type Unit ID WARNING: This command resets ALL data to factory defaults. ALL programming will be lost.
  • Page 12 SIGNATURE B NSOLICITED Preamble Target Target Byte Device Type Unit ID Device Type COMMAND DESCRIPTION MONO BUTTON BALANCE BUTTON BACK BUTTON BASS EQ BUTTON FFWD BUTTON REW BUTTON STEREO BUTTON TREBLE BUTTON VOL DWN BUTTON MENU BUTTON ENTER BUTTON PAN BUTTON RIGHT BUTTON VID1 BUTTON VID2 BUTTON...
  • Page 13 SIGNATURE B ONTENTS OF OMMAND Preamble Target Target Byte Device Type Unit ID The Contents of Non-Volatile Memory Request command causes the Target unit to transmit, in the response, the contents of its non-volatile memory. Two values are included in the data segment of the command: an “Offset” data word that determines how many bytes from the beginning of the Non-Volatile memory structure that the desired data begins, and a “Length”...
  • Page 14 SIGNATURE B ONTENTS OF Profile_st defaultProfile; char bass_eq; char hi_eq; char centr_mod; char surr_mod; char centr_lvl_mod; char surr_lvl_mod; signed char sub_lvl_mod; Balance_st balance; signed char lrBal; signed char fbBal; Input_st Input[NUM_INPUTS]; char name[INPUT_NAME_WIDTH]; // input name char fxMode; Profile_st profile; char bass_eq;...
  • Page 15 // station frequency // USA_FM, USA_AM, EUR_FM, EUR_AM // flag - rds auto or manual. if manual, user // can store ID & PTY // 8 char station id // index into RDSTypeTable string table // describe the 'hole' in the...
  • Page 16 SIGNATURE B ROTOCOL ASTER OCUMENT Revised 2-24-98 RITE ETTINGS INTO OLATILE MEMORY Preamble Target Target Source Source Data Command Command Data Checksum Byte Device Type Unit ID Device Type Unit ID Length Modifier Byte Byte(s) Byte None See page 7 This command causes the unit to write its non-volatile settings into non-volatile memory.
  • Page 17 SIGNATURE B ONTENTS OF OMMAND Preamble Target Target Byte Device Type Unit ID The Contents of Volatile Memory Request command causes the Target unit to transmit, in the response, the contents of its volatile memory. Two values are included in the data segment of the command: an “Offset”...
  • Page 18 SIGNATURE B OFTWARE OMMAND Preamble Target Target Byte Device Type Unit ID ESPONSE Preamble Target Target Byte Device Type Unit ID The Software Revision Level Request command causes the target unit to transmit, in the response, the revision level of its software. The response is a data word organized as follows: MSB Major revision level Minor revision level...
  • Page 19 SIGNATURE B AB x CF O CD I CE O CH/CI ROTOCOL ASTER Revised 2-24-98 Signal Ground Received Line Signal Detector Reserved for data set testing Reserved for data set testing Unassigned Secndry Rcvd Line Signl Detctr Secondary Clear to Send Secondary Transmitted Data Transmisn Signl Elemnt Timng Secondary Received Data...

This manual is also suitable for:

Sig2.0