Ver.3.09 Data : Mar.24.2008 1 page of 50 Specification for Serial Interface DVD−2500BT / 3800BD D&M Holdings Inc.
Ver.3.09 Data : Mar.24.2008 3 page of 50 Contents 1 SERIAL COMMUNICATION INTERFACE ....................................................................5 1.1 PHYSICAL INTERFACE .......................................................................................................5 1.2 TRANSFER FORMAT OF SERIAL DATA ...............................................................................5 1.3 COMMAND FORMAT AND ANSWER FORMAT .................................................................
Ver.3.09 Data : Mar.24.2008 4 page of 50 1.9.17 Cursor ......................................................................................................................33 1.9.18 Enter ........................................................................................................................34 1.9.19 SACD Layer Selsect ................................................................................................35 1.9.20 Disc Select ...............................................
Ver.3.09 Data : Mar.24.2008 1 5 page of 50 Serial communication interface 1.1 Physical interface Arrangement of connector signals Terminal # 1 2 3 4 5 6 7 8 9 RS-232C Signal GND TxD RxD NC S.GROUND NC NC NC NC I /O O I - 1.
Ver.3.09 Data : Mar.24.2008 6 page of 50 1.3 Command format and answer format This unit shall be based on commands each of which consists of a data row ( some commands are without a PC ) composed of command codes ( CC ) and parameter codes ( PC ) . The trans-mitting station shall be designed to send block check characters ( BCC ) following ETX, with the data row enclosed in STX ( text start : 02h ) and ETX ( text termination : 03h ) .
Ver.3.09 Data : Mar.24.2008 7 page of 50 regard to the command that gives operational instructions. 5) The time from the start of command transmission to the end of command transmission should be max 40 msec. 6) The time from the completion of command transmission to the start of answer-back is MAX.60 m 5sec. 7) This unit cannot receive any commands for about 5 seconds after the power switch is turnied on. 1.4.
Ver.3.09 Data : Mar.24.2008 8 page of 50 1.5 Command / Answer sequence Shown below are the command sequence and the answer sequence of this unit.
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Ver.3.09 Data : Mar.24.2008 12 page of 50 1.6 List of command codes Here is a list of command code types. 2Xh: POWER control command 3Xh: Command related to the acquisition of player information ( such as status and name ) 4Xh~5Xh: Operation instruction command to the player 61h~7Xh: Enhanced Operation instruction command to the player No.
Ver.3.09 Data : Mar.24.2008 13 page of 50 1.7 List of answer codes No. Status 1 Command OK 2 Invalid 3 Format Error Code (ASCII) 20h (SP) 30h (0) 31h (1) 4 Order Track None 32h (2) 5 Order Time None 33h (3) Description Accepts the command. Invalid command. Inappropriate command format. The track , the group ,the title or the chapter you specified does not exist. The time you specified does not exist. 1.8 List of status codes Here is a list of answer code types.
Ver.3.09 Data : Mar.24.2008 14 page of 50 1.9 Command specification • When this unit is set to be compatible with all commands and fails to accept a command ( due to a communication error, for example ) , it returns NAK ( 15h ) as an answer. 1.9.1 Power ON This requests a power-on from the standby state. On receiving this command, this unit gives a power-on instruction to all players connected by a daisy chain.
Ver.3.09 Data : Mar.24.2008 15 page of 50 1.9.2 Power OFF This requests a transfer from power-on to a standby state. byte \ bit 7 6 5 0 1 2 3 4 5 6 7 8 9 4 3 2 1 0 2 1 0 STX ( 02h ) Command code ( ' ! ') Reserve ( 00h ) Reserve ( 00h ) Reserve ( 00h ) Reserve ( 00h ) Reserve ( 00h ) ETX ( 03h ) BCCH ( high-level ) BCCL ( low-level ) 1) Answers returned byte \ bit 0 1 2 3 4 5 2) Special condition • None.
Ver.3.09 Data : Mar.24.2008 16 page of 50 1.9.3 Request System Status This status requests the DVD playing information .
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Ver.3.09 Data : Mar.24.2008 19 page of 50 1.9.4 Play The unit begins to play back the disc.
Ver.3.09 Data : Mar.24.2008 20 page of 50 1.9.5 Stop This stops playing back the disc.
Ver.3.09 Data : Mar.24.2008 21 page of 50 1.9.6 Pause This pauses the disc.
Ver.3.09 Data : Mar.24.2008 22 page of 50 1.9.7 Skip This selects previous track or next track.
Ver.3.09 Data : Mar.24.2008 23 page of 50 1.9.8 Slow /Search This scans and plays the disc.
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Ver.3.09 Data : Mar.24.2008 25 page of 50 1.9.9 Setup This operation the initial setting .
Ver.3.09 Data : Mar.24.2008 26 page of 50 1.9.10 Top Menu This playback title menu in the DVD disc..
Ver.3.09 Data : Mar.24.2008 27 page of 50 1.9.11 Menu This plays root menu in the DVD disc.
Ver.3.09 Data : Mar.24.2008 28 page of 50 1.9.12 Return This returns previous setup menu screen.
Ver.3.09 Data : Mar.24.2008 29 page of 50 1.9.13 Audio This selects dialog in the BD/DVD disc.
Ver.3.09 Data : Mar.24.2008 30 page of 50 1.9.14 Subtitle This selects subtitle language in the BD/ DVD disc. byte \ bit 7 6 5 0 1 4 3 STX ( 02h ) Command code ( ' J 2 Subtitle skip code ( Forward : ' + 2 1 0 ') ' / Reverse : ' - ') Subtitle stream code (31h(1):Primary / 32h(2):Primary Style / 33h(3):Secondary ) Ver3.
Ver.3.09 Data : Mar.24.2008 31 page of 50 1.9.15 Angle This selects angle in the DVD disc.
Ver.3.09 Data : Mar.24.2008 32 page of 50 1.9.16 Direct Select This directly selects specify track in the disc.
Ver.3.09 Data : Mar.24.2008 33 page of 50 1.9.17 Cursor This moves highlight area of initial setting screen.
Ver.3.09 Data : Mar.24.2008 34 page of 50 1.9.18 Enter This decides selected item in the setup menu etc..
Ver.3.09 Data : Mar.24.2008 35 page of 50 1.9.19 SACD Layer Selsect This selects the layer of SACD.
Ver.3.09 Data : Mar.24.2008 36 page of 50 1.9.20 Disc Select It changes to the selected disk (for DVD changer).
Ver.3.09 Data : Mar.24.2008 37 page of 50 1.9.21 Disc Skip It changes to the following disk (for DVD changer).
Ver.3.09 Data : Mar.24.2008 38 page of 50 1.9.22 Request CPU Version This gets CPU version number.
Ver.3.09 Data : Mar.24.2008 39 page of 50 1.9.23 Request Error status This gets error status. If error occurs, it becomes stop mode.
Ver.3.09 Data : Mar.24.2008 40 page of 50 1.9.24 Request Disc status This obtains the information on the disk number reproduced now and each disk.
Ver.3.09 Data : Mar.24.2008 1.10 • • 41 page of 50 Extention Command specification These Commands are extended to make it more convenient than Version 1.0. It makes control as same buttons of REMOTE CONTROLLER. 1.10.1 OPEN/CLOSE This command can control Disc Tray.
Ver.3.09 Data : Mar.24.2008 42 page of 50 1.10.3 HDMI Selsect This command can change the YCbCr format or RGB format of HDMI.
Ver.3.09 Data : Mar.24.2008 43 page of 50 1.10.5 PROGRAM/DIRECT This command can change the Play Mode. byte \ bit 7 6 5 0 1 2 3 4 5 6 7 8 9 4 3 2 1 0 2 1 0 2 1 0 2 1 0 STX ( 02h ) Command code ( ' e ' ) Reserve (00h) Reserve (00h) Reserve (00h) Reserve (00h) Reserve (00h) ETX ( 03h ) BCCH ( high-level ) BCCH ( low-level ) 1) Answers returned byte \ bit 7 6 5 0 1 2 3 4 5 4 3 STX (02h) Reply code ( ' e ' ) Answer code ETX ( 03h ) BCCH ( high-level ) BCCH ( low-level ) 1.10.
Ver.3.09 Data : Mar.24.2008 44 page of 50 1.10.7 CALL This command can displayed Programmed tracks on VFD. byte \ bit 7 6 5 0 1 2 3 4 5 6 7 8 9 4 3 2 1 0 2 1 0 2 1 0 2 1 0 STX ( 02h ) Command code ( ' g ' ) Reserve (00h) Reserve (00h) Reserve (00h) Reserve (00h) Reserve (00h) ETX ( 03h ) BCCH ( high-level ) BCCH ( low-level ) 1) Answers returned byte \ bit 7 6 5 0 1 2 3 4 5 4 3 STX (02h) Reply code ( ' g ' ) Answer code ETX ( 03h ) BCCH ( high-level ) BCCH ( low-level ) 1.10.
Ver.3.09 Data : Mar.24.2008 45 page of 50 1.10.9 REPEAT This command can change the Repeat Mode.
Ver.3.09 Data : Mar.24.2008 46 page of 50 1.10.11 RANDOM This command can change the Play Mode. byte \ bit 7 6 5 0 1 2 3 4 5 6 7 8 9 4 3 2 1 0 2 1 0 2 1 0 2 1 0 STX ( 02h ) Command code ( ' k ' ) Reserve (00h) Reserve (00h) Reserve (00h) Reserve (00h) Reserve (00h) ETX ( 03h ) BCCH ( high-level ) BCCH ( low-level ) 1) Answers returned byte \ bit 7 6 5 0 1 2 3 4 5 1.10.
Ver.3.09 Data : Mar.24.2008 47 page of 50 1.10.13 ZOOM This command can expand the picture. byte \ bit 7 6 5 0 1 2 3 4 5 6 7 8 9 4 3 2 1 0 2 1 0 2 1 0 2 1 0 STX ( 02h ) Command code ( ' m ' ) Reserve (00h) Reserve (00h) Reserve (00h) Reserve (00h) Reserve (00h) ETX ( 03h ) BCCH ( high-level ) BCCH ( low-level ) 1) Answers returned byte \ bit 7 6 5 0 1 2 3 4 5 1.10.
Ver.3.09 Data : Mar.24.2008 48 page of 50 1.10.15 PICTURE ADJUST This command can show the picture adjust mode.
Ver.3.09 Data : Mar.24.2008 49 page of 50 1.10.17 AUTO TRANSFER MODE This command can select the Status Transfer Mode.
Ver.3.09 Data : Mar.24.2008 50 page of 50 1.10.19 (Picture-in-Picture) I perform a change of a Primary stream / Secondary stream / picture-in-picture. byte \ bit 7 6 5 0 1 2 3 4 5 6 7 8 9 4 3 2 1 0 2 1 0 2 1 0 2 1 0 STX ( 02h ) Command code ( ' s ' ) Reserve (00h) Reserve (00h) Reserve (00h) Reserve (00h) Reserve (00h) ETX ( 03h ) BCCH ( high-level ) BCCH ( low-level ) 1) Answers returned byte \ bit 7 6 5 0 1 2 3 4 5 1.10.