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Denon DVD-1930CI Specification

Specification for serial interface
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Download this manual See also: Service Manual
Ver 2.02
Date : Nov.29.2005
Serial Interface DVD -757 /1930CI
Rev.
2.00
21.Nov.2005
2.01
29.Nov.2005
5.Dec.2005 "
2.02
Copyright 2005 DENON Co.,Ltd.
Specification
for
First Issue
1 page of 46

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Summary of Contents for Denon DVD-1930CI

  • Page 1 Ver 2.02 Date : Nov.29.2005 Serial Interface DVD -757 /1930CI Rev. 2.00 21.Nov.2005 2.01 29.Nov.2005 5.Dec.2005 ” 2.02 Copyright 2005 DENON Co.,Ltd. Specification First Issue 1 page of 46...

  • Page 2: Table Of Contents

    1.9.21 Disc Skip... 34 1.9.22 Request CPU Version... 35 1.9.23 Request Error status... 36 1.9.24 Request Disc status ... 37 Copyright 2005 DENON Co.,Ltd..3 ... 4 ... 4 ... 6 ... 10 ... 11 ... 11 ... 12...

  • Page 3: Serial Communication Interface

    - Parity ( P ) - Stop bit ( SP ) - Transfer data - Control characters Copyright 2005 DENON Co.,Ltd. I /O : As per RS-232C or RS-422A : Half-duplex communication : Start stop synchronization : 9,600bps : 1 bit...

  • Page 4: Command Format And Answer Format

    Having issued a command, the host shall receive an answer from this unit, then issue the next command. The host shall analyze the RC, AC, and PC as answers given and decide whether the Copyright 2005 DENON Co.,Ltd. ( CC ) and parameter codes...

  • Page 5: Communication Errors

    If it has received NAK from the host, this unit shall retransmit the answer it has transmitted immediately beforehand. When there is no answer from the unit within 80 m 6s, the host shall retransmit the command. Copyright 2005 DENON Co.,Ltd. ( overrun, framing, ( 15h ) . ( MAX 80ms from the start of...

  • Page 6: Command / Answer Sequence

    1.9.21 Disc Skip... 34 1.9.22 Request CPU Version... 35 1.9.23 Request Error status... 36 1.9.24 Request Disc status ... 37 Copyright 2005 DENON Co.,Ltd..3 ... 4 ... 4 ... 6 ... 10 ... 11 ... 11 ... 12...
  • Page 7 Ver 2.01 Date : Nov.29.2005 Serial Interface DVD - 757/1930CI Rev. 2.00 21.Nov.2005 2.01 29.Nov.2005 5.Dec.2005 ” 2.02 Copyright 2005 DENON Co.,Ltd. Specification First Issue 1 page of 46...
  • Page 8 Date : Nov.29.2005 When a command with an answer parameter is normally received answer is abnormally received Command Transmitted 40ms Error Check NG Copyright 2005 DENON Co.,Ltd. ( host ) HOST 8 page of 46 ( unit ) and an...
  • Page 9 When a command with an answer parameter is normally received answer is normally received with ETB Command Transmitted 40ms Error Check OK Copyright 2005 DENON Co.,Ltd. ( host ) HOST 9 page of 46 ( unit ) and an UNIT...

  • Page 10: List Of Command Codes

    Audio Subtitle Angle Direct Select Cursor Enter SACD Layer Select Disc Select Disc Skip Copyright 2005 DENON Co.,Ltd. Code (ASCII) Operation 20h ([SP]) Power-on request from the standby state 21h (!) Power-off request Acquires system status 30h (0) and transfer unit ) .

  • Page 11: List Of Answer Codes

    Scan Play Slow Search Play Setup Play Back Control DVD Resume Stop DVD Menu Digital Interface Receive Mode (DAC MODE) Copyright 2005 DENON Co.,Ltd. Code (ASCII) Description 20h (SP) Accepts the command. 30h (0) Invalid command. 31h (1) Inappropriate command format.

  • Page 12: Command Specification

    · When power condition is “STANDBY”, can accept “OPEN /CLOSE KEY”, “PLAY KEY”, and “POWER ON KEY” on the front panel and on the IR remote controler. Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' SP...

  • Page 13: Power Off

    This requests a transfer from power-on to a standby state. byte \ bit Answers returned byte \ bit Special condition · None. Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' ! Reserve ( 00h ) Reserve ( 00h )

  • Page 14: Request System Status

    35h (5) 36h (6) UNKNOWN 37h (7) SACD 38h (8) DVD-VR Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' 0 Reserve ( 00h ) Reserve ( 00h ) Reserve ( 00h ) Reserve ( 00h )
  • Page 15 · When power condition is “STANDBY”, can accept “REQUEST SYSTEM STATUS”, “POWER ON KEY”, “REQUEST CPU VERSION”, and “REQUEST ERROR STATUS”. Incase of another command, returns “COMMAND FORMAT ERROR “ANSWER CODE” Copyright 2005 DENON Co.,Ltd. (*7) Play mode code (*8) Time Mode code Code Angle...

  • Page 16: Play

    · In case of CDDA, when the current track becomes paused during continuous playing, the unit proceeds to a reserved track by issuing the PLAY command again.. · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code...

  • Page 17: Stop

    This stops playing back the disc. byte \ bit Answers returned byte \ bit Special conditions · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' A Reserve ( 00h ) Reserve...

  • Page 18: Pause

    · This command is valid only when the status data is Play · This command is valid as step mode, when the status data is Pause (F) . · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code...

  • Page 19: Skip

    · The unit can skip to a maximum track with Forward with Reverse (–) and when it goes to more than those track, the Order Track None answer code is issued. Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code...

  • Page 20: Slow /Search

    Now it 's plaing . If you make the search speed to FF X 6 , it needs to send this command 3 times. The operation matrix is shown · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' D...
  • Page 21 SLOW FWD 1 /8 SLOW 1 /8 1 /6 SLOW FWD 1 /8 1 /4 1 /2 Others Copyright 2005 DENON Co.,Ltd. Slow /Search command DVD-VIDEO SLOW RVS 1 /8 SLOW FWD1 /6 SLOW FWD1 /4 SLOW RVS 1 /8 SLOW FWD1 /2...

  • Page 22: Setup

    Answers returned byte \ bit Special conditions · This command is valid only when the mode status is Stop · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' E Reserve ( 00h )

  • Page 23: Top Menu

    \ bit Special condition · This command is valid only when disc type code is DVD-Video (1) or DVD-Audio (2) . · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' F Reserve...

  • Page 24: Menu

    \ bit Answers returned byte \ bit Special condition · This command is valid only when disc type code is DVD-Video · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX (02h) Command code 'G ' ) Reserve (00h)

  • Page 25: Return

    Answers returned byte \ bit Special condition · This command is valid only when setup menu or display menu is displayed. · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX (02h) Command code 'H ' ) Reserve (00h)

  • Page 26: Audio

    Audio Format Dolby Digital MPEG LPCM PPCM OTHER Special condition · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' | Audio skip code ( Forward : ' / Reverse : Reserve...

  • Page 27: Subtitle

    · When status code is 4Bh · When the value of the "current subtitle stream channel( both digit10 and digit1 )" is zero, it means the subtitle is OFF. Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' J...

  • Page 28: Angle

    This selects angle in the DVD disc. byte \ bit Answers returned byte \ bit Special condition · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' K Angle skip code ( Forward :...

  • Page 29: Direct Select

    Select group or title number Select track or chapter number Answers returned byte \ bit Special condition · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' L Search mode code Track number...

  • Page 30: Cursor

    31h (1) 32h (2) 33h (3) 34h (4) Answers returned byte \ bit Special condition · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' M Cursor code ( *1 ) Reserve (00h)

  • Page 31: Enter

    This decides selected item in the setup menu etc.. byte \ bit Answers returned byte \ bit Special condition · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' N Reserve (00h)

  • Page 32: Sacd Layer Selsect

    ( *1) Layer code Code Answers returned byte \ bit Special condition · When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' O ' ) Layer code ( *1 ) Reserve (00h)

  • Page 33: Disc Select

    \ bit ( *1) Disc code Code Answers returned byte \ bit Special condition When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' P ' ) Disc code ( *1 ) Reserve...

  • Page 34: Disc Skip

    It changes to the following disk (for DVD changer). byte \ bit Answers returned byte \ bit Special condition When status code is 4Bh Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' Q ' ) Reserve (00h)

  • Page 35: Request Cpu Version

    This gets CPU version number. byte \ bit Answers returned byte \ bit Special condition · This command is valids only when system status is except Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' 1 ' ) Reserve (00h)

  • Page 36: Request Error Status

    0x20 0x21 0x22 0x23 0x24 0x25 0x26 0x27 0x28 0x29 0x2A 0x2C 0x2D Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' 2 ' ) Reserve (00h) Reserve (00h) Reserve (00h) Reserve (00h) ETX ( 03h )

  • Page 37: Request Disc Status

    31h (1) Disc 1 32h (2) Disc 2 33h (3) Disc 3 34h (4) Disc 4 35h (5) Disc 5 Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' 3 ' ) Reserve (00h) Reserve (00h) Reserve (00h)
  • Page 38 \ bit 1.10.2 NTSC／PAL This command can change the video output format. Byte \ bit Answers returned byte \ bit Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' a ' ) Reserve (00h) Reserve (00h)

  • Page 39: Hdmi Format

    \ bit 1.10.4 HDMI Format This command can change the resolution of HDMI/DVI. Byte \ bit Answers returned byte \ bit Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' c ' ) Reserve (00h) Reserve...
  • Page 40 Answers returned byte \ bit 1.10.6 CLEAR This command can erase the programmed tracks. Byte \ bit Answers returned byte \ bit Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' e ' ) Reserve (00h) Reserve (00h)
  • Page 41 \ bit 1.10.8 DISPLAY This command can show the information on screen display. Byte \ bit Answers returned byte \ bit Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' g ' ) Reserve (00h) Reserve...
  • Page 42 This command can change the picture of DVD-Audio. Byte \ bit Answers returned byte \ bit ( *1) Page code Code Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' i ' ) Repeat code (*1) Reserve...
  • Page 43 1.10.12 MARKER This command can show the Marker information on screen display. Byte \ bit Answers returned byte \ bit Copyright 2005 DENON Co.,Ltd. + （Plus） ― (Minus) STX ( 02h ) Command code ( ' k ' ) Reserve...
  • Page 44 Answers returned byte \ bit 1.10.14 DIMMER This command can change luminance on VFD. Byte \ bit Answers returned byte \ bit Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' m ' ) Reserve (00h) Reserve (00h)

  • Page 45: Picture Adjust

    This command can select the mode or show the memory of pure direct. Byte \ bit Answers returned byte \ bit ( *1) Pure Direct code Code Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' o ' ) Reserve (00h)

  • Page 46: Status Transfer Mode

    This command can show the picture adjust mode. byte \ bit Answers returned byte \ bit ( *1) Pure Direct code Code Copyright 2005 DENON Co.,Ltd. STX ( 02h ) Command code ( ' q ' ) Transfer Mode (*1)

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Dvd-757

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