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Sony mds-e11 User's Manual

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1. Among them the signal lines of 2 RXD 3 TXD and 5 GND are connected to MDS 4 DTR is connected to 6 DSR and 7 RTS is connected to 8 CTS inside MDS Connection of the cables necessary for control Connections as follows are the minimum requirements to control MDS from PC MDS name Pinn RXD TXD GND Connection cables to meet these requirements are commercially available as what are called cross cable or interlink cable The model names of our company s are D Sub9 pin D Sub25 pin IF RS15GDX lt http www sony co jp ProductsPark Consumer Peripheral PC AC rs232c rs232c html gt D Sub9 pin D Sub9 pin IF IL1SGG lt http www sony co jp ProductsPark Consumer Peripheral PC AC interlink interlink html gt 3 Communication conditions of RS 232C Communication conditions of RS 232C are shovN as follows Baud rate 9600 bps Character length 8 bit Parity No parity Stop bit 1 bit Details of data format etc are explained from section 4 onward 4 Communication packet format The packet used in communication between MDS and PC is mentioned in this section 4 1 Packet structure It is changeable data length and composed of the following factors Header Packet length Format type 4 Category Data Terminator OjynI PIO TN The maximum packet length is 32 byte 4 1 1 Header Head
2. contains information such as exist no exist of disc error that recording is protected or not and so on Example of transmission packet Make MDS send out DISC DATA ZEH 07H O5H 47H 20H 21H FFH 6 32 MODEL NAME REQ Function Check model name Data length 2 bytes Data 20H 22H Details of function This is the command to send MODEL NAME model name data of MDS to MDS When this command is sent MDS transmits MODEL NAME MODEL NAME includes model name of MDS as ASCII data Example of transmission packet Send out MODEL NAME to MDS 7EH 07H O5H 47H 20H 22H FFH 6 33 REC DATE REQ Function Check date and time of recording Data length 3 bytes Data 20H 24H Track Track 1 07H 255 FFH Details of function This is the command to send out REC DATE DATA information of the last editing date and time recorded in every track of disc Disc has an area to record the last editing or recording date and time on every track REC DATE DATA includes information of that area as well and this is the command to output it In this data area models without a built in clock are designed to record 0 all the time As MDS E 11 52 does not have a built in clock REC DATE DATA of track recorded or edited using MDS E11 52 always outputs 0 data Example of transmission packet Check the last updated date and time of editing recording on the first track ZEH 08H 05H 47H 20
3. Start playback again in playback pause mode ZEH 07H 05H 47H 02H 03H FFH To pause 2 bytes 02H 06H This command changes playback and recording mode to pause mode Different from PAUSE ON OFF command this command does not cancel pause mode So if this command is sent during playback pause mode playback does not start The similar condition is applied to recording Example of transmission packet 6 8 FF REW OFF Function Data length Data Details of function Pause playback during playback mode ZEH 07H 05H 47H 02H 06H FFH To cance FF REW 1 byte OOH This command stops FF or REW operations during each operations due to FF or REW command As FF or REW is the commana to start operation of FF or REW the operation will carried out to the end of a disc if only these commands are given Stop operation during FF or REW that is similar condition to the one of when FF or REW key in the main unit is released Example of transmission packet Stop FF during FF operation 7EH O6H 05H 47H OOH FFH 6 9 REW Function To start rewinding Data length 2 bytes Data 02H 13H Details of function This command has the same function when REW key in the main unit is pressed To stop REW send FF REW OFF command When this command is sent in playback pause mode playback start ing point goes back until FF REW OFF command is given or starting point reaches to the top of t
4. after 7th byte POWER ON POWER OFF Mecha control O1H Play 02H Stop 03H Pause 21H REC 25H REC PAUSE 40H alte EJECT 10H SUB REMOTE ON REMOTE OFF 20H INFORMATION 10H MODEL DATA 01H FEATURE FEATURE b7 b2 000000 Fix b1 time machine bO record function REC 0 impossible 0 not available 1 possible 1 available 20H STATUS DATA DATA1 DATA2 DATA3 01H TRACK No b7b6 00 fix DATA DATA2 DATAS3 b5 b4 O disc EXIST 1 No disc 0 POWER ON 1 POWER OFF b3b2b1b0 0000 STOP 0001 PLAY 0010 PAUSE 0011 EJECT 0100 REC PLAY 0101 REC PAUSE 0110 rehearsal 0111 1110 reserved 1111 Play unavailable condition b7 0 TOC read not yet 1 TOC read done b6 0 Fix b5 0 REC impossible 1 REC possible b4b3b2b1b0 00000 Fix b7 0 Stereo 1 Mono b6 b5 b4b3 Track No hex 0 Copy possible 1 Copy impossible 0 Din lock 1 Din unlock 00 Fix b2b1b0 001 Analog 011 Optical only E52 101 Coaxial 000 010 100 010 110 Reserved OOH DiscData OOH OOH OOH b7 b4 0000 fix O No error 1 Disc error O No protect 1 Protected 00 reserved 01 NO 10 Pre Master 11 reserved ASCII DATA x 14 bytes remaining is Track No Year 1 byte Month Day Hour 24 hour count Min 01H
5. 42H O1H 10H FFH 6 18 TRACK PAUSE Function To pause playback in the specified track Datalength 4 bytes Data 03H 43H OTH Track No Track No 1 017H 255 FFH Details of function This is the command to pause playback at the top of the specified track by entering the track number Example of transmission packet Pause playback at the top of the 18th track ZEH 09H 05H 47H 03H 43H 01H 12H FFH 6 19 ELAPSED TIME Function To set to send out elapsed time Data length 2 bytes Data OZH Status Status 10H On 11H Off Details of function This is the command to set whether elapsed time displayed in MDS will be sent out or not a MDS can send out the new time data whenever the time is renewed By send out this command with the value of Status On elapsed time of playback FF REW and recording are shown in sequence MDS sends out only the elapsed times To display remain time first check the time of whole track by TRACK TIME REQ command and then subtract the elapsed time from the time of whole track The elapsed time cannot be sent out just after remote mode is set tc ON Example of transmission packet Send out the elapsed time 7EH 07H O5H 47H 07H 10H FFH 6 20 DIVIDE MODE REQ Function Data length Data Details of function To enter track divide rehearsal 2 bytes OAH 01H This is the command to enter the rehearsal of track divide When this command is sent in playback
6. Track From Track To 1 01H 255 FFH This is the command to move a track specified by Track When this command is sent in stop mode MDS moves the track specified by Track From to the one specified by Track To For example in the disc containing tracks as follows 1 Tr ABC 2 Tr DEF 3 Tr GHI 4 Tr JKL 5 Tr MNO if 2 is specified to Track From and 4 to Track To tracks order changes as follows 1 Tr ABC 2 Tr GHI 3 Tr JKL 4 Tr DEF 5 Tr MNO This command must be sent in stop mode As track numbers after the track between Track From and Track To will be decreased if the command is sent other than in stop mode sometimes it may cause malfunction such that MDS sends out an incorrect track number Example of transmission packet 6 28 UNDO REQ Function Data length Data Details of function Move the 2nd track to the 4th track ZEH 09H 05H 47H OAH OSH 02H 04H FFH To cancel edit operation just before the current operation 2 bytes OAH 11H This is the command to cancel edit which has been carried out just before the current operation When this command is sent in stop mode after ERASE DIVIDE COMBINE MOVE or NAME IN has been carried out MDS restores the condition just before the edit operation If one of the following operation is carried out after edit operation cancel will be impossible by this command e e Enter recording pause mode o
7. 4AH 2BH FFH 7 20 NAME REMAIN Function Data length Data Information about the remaining name data of the disc 6 bytes 20H 55H OOH Track RemainH Remain Track 0 00H 255 FFH RemainH 0 Q0H 28 1CH RemainL 0 00H 255 FFH Details of function MSD received a NAME REMAIN DATA command outputs inputable name remaining data in the current disc This data sends out the quantity of name area unused area re served by the specified track number Also in case of specifying the track number as 0 00H it sends out the quantity of name area unused area of the disc Example of receive packet 7 21 TOC DATA Function Data length Data Details of function Maximum 1 764 English characters are recordable in the first track 6FH OBH O5H 47H 20H 55H OOH 01H O6H E4H FFH Information on TOC 8 bytes 20H 60H 01H FirstTrackNo LastTrackNo Min Sec OOH FirstTrackNo 1 01H 255 FFH usually 1 LastTrackNo 1 01H 255 FFH Min O 00H 60 3CH min Sec 0 00H 60 3CH sec Information on total track number and total recorded time of the disc MDS outputs this data when it received TOC DATA REQ Also MDS outputs this data when information on EDIT REC changes Example of receive packet The disc with 4 tracks and 12 second recording time 6FH ODH 05H 47H 20H 60H 01H 01H 04H OOH OCH OOH FFH 7 22 TRACK TIME DATA Function Data len
8. ASCII DATA x 16 bytes 21H DISC DATA disc information b3 b2 b1b0 22H MODEL NAME filled with 00 24H REC DATE DATA Sec 48H DISC NAME the last data is 00h 49H DISC NAME continued Packet No 02 ASCII DATA x 16 bytes the last data is 00h 4AH TRACK NAME TRACK NO ASCII DATA x 16 bytes the last data is OOR 4BH TRACK NAME continued Packet No 02 ASCII DATA x 16 byte the last data is 00h 4CH ALL NAME END 51H ELAPSED TIME in case of sec changes during play TRACK No 01H MIN SEC 54H lie REC REMAIN DATA O1H MIN SEC 55H NAME REMAIN DATA OOH Track No or DISC in case of 00 Remain 2 bytes 60H TOC DATA claims if EDIT REC etc change OTH First Track No Last Track No Min Sec 0OH 62H TRACK TIME DATA 01H 00H MIN SEC 82H DISC EXIST 83H 1 TRACK END 85H NO DISC NAME 86H NO TRACK NAME 87H WRITE PACKET RECEIVED 89H NO TOC DATA k 8BH ENTER DIVIDE MODE 8CH ENTER COMBINE MODE 8DH EDIT COMPLETE 8EH DIVIDE POINT DATA DIVIDE POINT DATA 128 127 40H Message O1H 03H UNDEFINED COMMAND IMPOSSIBLE
9. Indicates that there is no TOC data MDS outputs this data when it receives TOC DATA REQ command in the condition that there is no disc or TOC READ has not been completed Example of receive packet There is no TOC information 6FH 07H OSH 47H 20H 89H FFH 7 29 ENTER DIVIDE MODE Function Entered a divide rehearsal Data length 2 bytes Data 20H 8BH Details of function Indicates to enter divide rehearsal condition When MDS receives DIVIDE MODE REQ it enters rehearsal con dition and outputs this information and STATUS Example of receive packet Entered DIVIDE rehearsal 6FH 07H 05H 47H 20H 8BH FFH 7 30 ENTER COMBINE MODE Function Data length Data Details of function Entered COMBINE rehearsal 2 bytes 20H 8CH Indicates to enter Combine rehearsal condition When MDS receives a COMBINE MODE REQ it enters Combine rehearsal condition and outputs this information and STATUS Example of receive packet 7 31 Function Data length Data Details of function Entered Combine rehearsal 6FH 07H 05H 47H 20H 8CH FFH EDIT COMPLETE EDIT has completed 2 bytes 20H 8DH Indicates that EDIT has completed When Divide Combine Erase and Move have completed MDS out puts this information Example of receive packet EDIT has completed 6FH O7H O5H 47H 20H 8DH FFH 7 32 DIVIDE POINT DATA Function Data length Data Details of
10. are sent or not then send the next command Track cannot be divided just after beginning and before ending of the track Therefore sometimes the Position value does not change up to the specified value if the absolute value of it is large In this case DI VIDE POINT DATA s of actual change times are sent Example of transmission packet 6 22 DIVIDE REQ Function Data length Data Details of function Move the point to be divided to the two frames back ZEH 09H 05H 47H OAH 02H 08H FEH FFH To carry out track divide 2 bytes OAH 02H This command carries out track divide When this command is sent during track divide rehearsal by DIVIDE MODE REQ command MDS divide the track at the point planned to be divided This command must be sent during track divide rehearsal by DIVIDE MODE REQ If it is sent during other than track divide rehearsal sometimes il may cause malfunction The point to be divided can be moved forward or backward by DI VIDE ADJUST command Example of transmission packet Divide a track at the point planned to be divided ZEH 07H O5H 47H OAH 02H FFH 6 23 COMBINE MODE REQ Function Data length Data Details of function To enter track combine rehearsal 3 bytes OAH O6H Track Track 2 02H 255 FFH the latter of the combined track This is the command to enter rehearsal of combining tracks side by side When this command is se
11. 11H ELAPSED TIME Off OAH EDIT 01H DIVIDE MODE REQ 02H DIVIDE REQ 03H EDIT MODE CANCEL 04H ERASE REQ TRACK NO hex 00 is all tracks ALL ERASE OSH MOVE REQ TRACK No hex before move TRACK No hex after move 06H COMBINE MODE REQ i ih Back side TRACK No to combine O7H COMBINE REQ Back side TRACK No to combine 1 08H DIVIDE ADJUST POSITION 128 127 11H UNDO REQ 10H REMOTE MODE contro l p 03H REMOTE MODE On 04H REMOTE MODE Off 20H INFORMATION M 01H NAME CANCEL 10H MODEL REQUEST 20H STATUS REQ 21H DISC DATA REQ 22H MODEL NAME REQ 24H REC DATE REQ TRACK No hex aos 44H TOC DATA REQ fa a H OEE ERE 45H TRACK TIME REQ 01 H TRACK No 48H DISC NAME REQ 01H Re 4AH TRACK No NAME REQ TRACK No hex 4CH ALL NAME REQ 01H 54H REC REMAIN REQ 01H 55H NAME REMAIN REQ 00H Track No or disc in case of 00 70H DISC NAME WRITE FIRST 01H ASCII DATA x 16 bytes the last data is 00h 71H DISC WRITE CONTINUED Packet No 02 ASCII DATA x 16 byte the last data is OOh 72H TRACK NAME WRITE FIRST TRACK No ASCII DATA x 16 byte the last data is OOh 73H TRACK WRITE CONTINUED Packet No 02 ASCII DATA x 16 byte the last data is 00h SO ee oT ee te ee ee ee aa 2 8 MDS to PC Data Sth byte O1H 6th byte POWER control 02H 03H
12. As STATUS is correctly in REC refer to the value of STATUS to check whether time machine recording has started or not Example of transmission packet Start time machine recording from recording pause mode ZEH 07H O5H 47H 02H 28H FFH 6 15 EJECT Function Data length Data Details of function To eject a disc 2 bytes 02H 40H This command has the same function when EJECT key in the mair unit is pressed When this command is send with a disc inside the disc will be ejected Example of transmission packet 6 16 AUTO PAUSE Function Data length Data Details of function Eject a disc 7EH 07H O5H 47H 0O2H 40H FFH To set AUTO PAUSE 2 bytes 02H Status Status 87H On 80H Off This is the command to switch AUTO PAUSE to ON or OFF AUTO PAUSE is the function to pause playback automatically in the end of each track When this command is sent MDS switches AUTO PAUSE to ON or OFF according to the value of status Example of transmission packet 6 17 TRACK PLAY Function Data length Data Set AUTO PAUSE to ON ZEH 07H 05H 47H 02H 81H FFH To start playback from the specified track 4 bytes 03H 42H OTH Track No Track No 1 01H 255 FFH Details of function This is the command to start playback from the specified track by entering the track number Example of transmission packet Start playback from the 16th track ZEH O9H O5H 47H 03H
13. EC REMAIN NAME REMAIN TOC DATA TRACK TIME DATA DISC EXIST 1 TRACK END NO DISC NAME NO TRACK NAME WRITE PACKET RECEIVED NO TOC DATA ENTER DIVIDE MODE ENTER COMBINE MODE EDIT COMPLETE DIVIDE POINT DATA UNDEFINED COMMAND IMPOSSIBLE 8 Command quick reference 1 Outline This manual has the technical information necessary to control the MDS E11 E52 with thi RS 232C Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Explanation about the connection between DS and PC Explanation about the communication conditions to communicate between the RS 232C and MDS Explanation about the packet format to be used for communication between MDS and PC Explanation about the remote mode which controls MDS independently of the main unit Explanation about each command to control MDS Quick reference which is the summary from section 1 to 6 In this manual MDS is substituted for MD RECORDER and PC is substituted for the equipment which controls MDS As for the numbers the hexadecimal number is shown in Italic with H in the end Example 18 decimal 12H hexadecimal 2 Physical connection Form of the connector for the RS 232C equipped with MDS name of the pins and the cable connection are mentioned in this section 2 1 Form of the connector and name of the pins D Sub9 male pin is used in MDS E11 52 at the RS232C connector The names of pins are shown as below
14. H 20H 4BH 02H 2DH COH DEH 2DH OOH OOH OOH OOH OOH OOH OOH OOH OOH OOH OOH OOH FFH 7 17 ALL NAME END Function Ends disc track name output Data length 2 bytes Data 20H 4CH Details of function When MDS received ALL NAME REQ command it outputs this data after it sent all track names Example of receive packet Completed output of all track names responding to ALL NAME REQ command 6FH 07H 05H 47H 20H 4CH FFH 7 18 ELAPSED TIME Function Data length Data Details of function Elapsed time in playback mode 6 bytes 20H 51H TrackNo 01H Min Sec TrackNo 1 01H 255 FFH Min O 00H 60 3CH min Sec 0 00H 60 3CH sec When ELAPSED TIME commands MDS to send elapsed time MDS outputs this data each time elapsed time varies in playback mode or in FF REW in the middle of playback mode Example of receive packet 7 19 REC REMAIN Function Data length Data Details of function The first track playbacks 0 minute and 2 seconds 6FH OBH O5H 47H 20H 51H 01H 01H OOH 02H FFH Information about remaining time for recording 5 bytes 20H 54H 01H Min Sec Min 0 00H 60 3CH min Sec 0 00H 60 3CH sec MDS received a REC REMAIN REQ command outputs the record able remain time information of the current disc Example of receive packet Recordable remaining time is 74 minutes and 43 seconds 6FH OAH 05H 47H 20H 54H O1H
15. H 24H 01H FFH 6 34 TOC DATA REQ Function Check TOC information Data length 3 bytes Data 20H 44H O1H Details of function This is the command to send out TOC DATA information of total track numbers and recorded time of disc to MDS Examples of transmission packet Send out TOC DATA 7EH 08H 05H 47H 20H 44H O1H FFH 6 35 TRACK NO TIME REQ Function Check the time length of the specified track Data length 4 bytes Data 20H 45H 01H Track No Track 1 07H 255 FFH Details of function This is the command to send out TRACK TIME DATA information of track time to MDS Example of transmission packet Send out the time of the 3rd track ZEH 09H 05H 47H 20H 45H 01H 03H FFH 6 36 DISC NAME REQ Function Data length Data Details of function Check disc name 3 bytes 20H 48H O1H This is the command to send out DISC NAME disc name informa tion to MDS If the number of characters of disc name is 16 or more MDS divides name data into some packets every 16 characters The figure OOh in name data represents that it is the last data Example of transmission packet Send out disc name DISC NAME to MDS ZEH O8H OSH 47H 20H 48H O1H FFH 6 37 TRACK NO NAME REQ Function Data length Data Check track name 3 bytes 20H 4AH Track No Track 1 01H 255 FFH Details of function This is the command to send out TRACK NAME in
16. ME Function Data length Data Details of function There is no disc name 2 bytes 20H 85H Information to indicate that there is no disc name When MDS receives DISC NAME REQ command and there is no disc name it outputs this information in stead of DISC NAME Example of receive packet 7 26 NO TRACK NAME Function Data length Data Details of function There is no disc name 6FH 07H 05H 47H 20H 85H FFH There is no track name 2 bytes 20H 86H Information to indicate that there is no track name When MDS receives DISC NAME REQ command and there is no name for the specified track it outputs this information in stead of DISC NAME Example of receive packet There is no track name 6FH 07H 05H 47H 20H 86H FFH 7 27 WRITE PACKET RECEIVED Function Data length Data Details of function Received a write name packet 2 bytes 20H 87H Information to indicate receiving DISC NAME WRITE and TRACK NAME WRITE commands In case of writing a disc name or track names DISC NAME WRITE or TRACK NAME WRITE command is used MDS outputs this in formation in order to inform that it received these commands when it received them Example of receive packet Received a write name packet 6FH 07H 05H 47H 20H 87H FFH 7 28 NOTOC DATA Function There is no TOC information Data length 2 bytes Data 20H 89H Details of function
17. NAME REQ command if the disc has many disc names and track names Use NAME CANCEL command if you want to stop sending data from MDS When MDS receives this command during sending track name data it stops sending after finishing to send the current track name data and does not send the following name data Therefore it will take some time until MDS stops sending data if this command is sent in the middle of sending extremely long track Example of transmission packet Cancel ALL NAME REQ ZEH OZH O5H 47H 20H 01H FFH 6 40 REC REMAIN REQ Function Data length Check remaining recording time 3 bytes 6 41 Data Details of function 20H 54H O1H This is the command to send REC REMAIN DATA recordable re main time information of the current disc to MDS When this command is sent in the stop mode MDS sends REC REMAIN REQ recordable remain time information of the current disc MDS returns collect value only when disc is recordable and TOC on the disc has been read and in the stop mode Example of transmission packet Check remain time for recording ZEH 08H 05H 47H 20H 54H O1H FFH NAME REMAIN REQ Function Data length Data Details of function Check remaining inputtable name of the disc 4 bytes 20H 55H OOH Track No Track 0 00H 255 FFH This is the command to send out NAME REMAIN REQ the information of remaining inputtable name of the c
18. SONY MDS E11 MDS E52 RS232C INTERFACE MANUAL on A WN Outline Physical connection Communication conditions of RS 232C Communication packet format Remote mode Transmission data 6 1 6 2 6 3 6 4 6 5 6 6 6 7 6 8 6 9 6 10 6 11 6 12 6 13 6 14 6 15 6 16 6 17 6 18 6 19 6 20 6 21 6 22 6 23 6 24 6 25 6 26 6 27 6 28 6 29 6 30 6 31 6 32 6 33 6 34 6 35 6 36 6 37 6 38 6 39 Structure of this section REMOTE MODE POWER PLAY STOP PAUSE ON OFF PAUSE ON FF REW OFF REW FF PREV TRACK NEXT TRACK REC TIME MACHINE REC EJECT AUTO PAUSE TRACK PLAY TRACK PAUSE ELAPSED TIME DIVIDE MODE REQ DIVIDE ADJUST DIVIDE REQ COMBINE MODE REQ COMBINE REQ EDIT MODE CANCEL ERASE REQ MOVE REQ UNDO REQ MODEL REQUEST STATUS REQ DISC DATA REQ MODEL NAME REQ REC DATE REQ TOC DATA REQ TRACK NO TIME REQ DISC NAME REQ TRACK NQ NAME REQ ALL NAME REQ NAME CANCEL 6 40 6 41 6 42 6 43 REC REMAIN REQ NAME REMAIN REQ DISC NAME WRITE TRACK NO NAME WRITE 7 Transmission data 7 1 7 2 7 3 7 4 7 5 7 6 7 7 7 8 7 9 7 10 MeN 7 12 7 13 7 14 TAD 7 16 7 17 7 18 7 19 7 20 7 21 7 22 7 23 7 24 7 25 7 26 7 27 7 28 7 29 7 30 7 31 7 32 7 33 7 34 Structure of this section REMOTE MODE POWER PLAY STOP PAUSE REC REC PAUSE EJECT MODEL DATA STATUS DISC DATA MODEL NAME REC DATE DATA DISC NAME TRACK NAME ALL NAME END ELAPSED TIME R
19. b7 b4 0000 Fix b3 0 No error 1 Disc error b2 0 No Protect 1 Protected b1b0 QO reserved 01 Recordable 10 Pre Master 11 reserved Details of function Indicates various information on disc MDS outputs this data when it receives DISC DATA Example of receive packet Disc information of the recordable disc with no error and no protect 6FH OCH 05H 47H 20H 21H OOH 01H OOH OOH OOH FFH 7 13 MODEL NAME Function Model name information Data length 16 bytes Data 20H 22H ModelName 14 bytes remain data is filled with OOH Details of function Outputs model name using ASCII character string Example of receive packet MDS E11 6FH 15FH O5H 47H 20H 22H 4FH 44H 53H 2DH 45H 31H 31H OOH OOH OOH OOH OOH OOH OOH FFH 7 14 REC DATE DATA Function Information of record date data Data length 9 bytes Data 20H 24H TrackNo Year Month Day Hour Min Sec TrackNo 1 01H 255 FFH Year O 00H 99 63H the last two figures of the year Month 1 00H 12 0CH month Day 1 00H 31 1FH day Hour O 00H 24 78H hour Min 0 00H 60 3CH min Sec 0 00H 60 3CH sec Details of function MDS outputs the latest date and time when the specified track i recorded or edited The last updated date and time of each track is recorded on disc Models without a built in clock are designed to record 0 data all the time in stead of recording the last updated date and t
20. ble up to 16 characters but in case that the number of characters ts less than 16 data can be completed by inputting O 00H to NameData If the number of input characters is integral multiple of 16 data must be completed by sending packet filled with only 0 00H to NameData to make sure it is the last data Example of transmission packet Write name MDS E11 Mini Disc Recorder in disc ZEH 18H OSH 47H 20H 70H 01H 4DH 44H 53H 2DH 45H 31H 31H DOH C6H C3H DEH ABH BDH B amp H DAH BAH FFH Wait for WRITE PACKET RECIEVED ZEH ODH OSH 47H 20H 71H 02H 2DH COH DEH 2DH OOH FFH 6 43 TRACK NO NAME WRITE Function Data length Data Details of function Write name to the specified track Maximum 19 bytes The first packet 20H 72H TrackNo NameData Maximum 16 bytes the last data is OOH Packets after the second packet 20H 73H PacketNo NameData Maximum 16 bytes the last data is OOH TrackNo 1 01H 255 FFH PacketNo 2 00H 255 FFH NameData ASCII code of the character to input 0 00H 20H Z 5AH 5EH 2 7AH This is the command to input disc name When this command is sent in the stop mode MDS registers NameData in the specified track At this command maximum only 16 characters are sent per one packet Therefore if 16 or more characters are input the remaininc characters are sent by the second or following packets After sendin
21. de Example of receive packet Entered record pause State 6FH 07H O5H 47H 02H 25H FFH 7 9 EJECT Function Ejected disc Data length 2 bytes Data 02H 40H Details of function Indicates MDS ejected a disc MDS ejects a disc when it receives EJECT and it outputs this data Also MDS outputs STATUS DATA when it ejects a disc Example of receive packet Enters record pause state 6FH 07H 05H 47H 02H 25H FFH 7 10 MODEL DATA Function Model record information Data length 2 bytes Data 20H 61H Feature Feature Details of Function b7 b2 000000 fix b1 time machine REC 0 impossible 1 possible b0 Recording function O n a 1 equip Information on MDS s recording function When it receives MODEL REQUEST command MDS outputs this data MDS E11 52 s Feature byte returns 03H at all times Example of receive packet 7 11 STATUS DATA Function Data length Data Gains MODEL information 6FH O9H 05H 47H 20H 10H 01H 03H FFH Internal status 7 bytes 20H 20H Datal Data2 Data3 01H TrackNo Data1 b7 b6 00 Fix b5 1 Disc exist 0 No disc b4 1 Power Off 0 Power On b3 b2 b1 bO 0000 STOP 0001 PLAY 0010 PAUSE 0011 EJECT 0100 REC PLAY 0101 REC PAUSE 0110 rehearsal 0111 1110 reserved 1111 not available to play TrackNo Details of function Data2 b7 0 TOC read not yet 1 TOC read done b6 O Fix b5 0 REC impos
22. e MDS itself to remote ON mode When MDS is not in remote ON mode it does not reply to a command from RS 232C Condition of MDS during remote ON MDS with remote ON is capable of accepting any command via RS 232C When MDS enters remote ON mode MDS stops all workings and forcibly enters STOP REPEAT OFF and CONTINUE mode While MDS is remote ON it accepts controls from RS 232C only and does not accept followings Keys of main unit Wireless remote control Wired remote control Parallel remote input Relay playback recording input Do not operate keys of main unit during remote ON to avoid malfunctions While MDS is remote ON INPUT switch and REC mode switch E52 only can be changed in main unit only These switches cannot be changed by remote control While MDS is remote ON output for the following operation can be done according to an alternation of inside condition Parallel remote Relay playback recording input By sending off remote OFF command MDS enters remote OFF mode Condition of MDS during remote OFF When the power is turned on MDS is in this mode While MDS is remote OFF it accepts followings e Keys of main unit Wireless remote control e Wired remote control Parallel remote input Relay playback recording input As for the command from RS 232C only remote ON command is acceptable When MDS receives a command other than remote ON it sends back a messag means impossible e
23. er is different between the packet transmission directions that is PC gt MDS or MDS gt PC PC gt MDS ZEH MDS gt PC 6FH 4 1 2 Packet length Byte value from header to terminator The maximum packet length 32 byte occupies the value in the range from 05H to 20H 4 1 3 Format type The value of this factor always occupies 05H 4 1 4 Category The value of this factor always occupies 47H 4 1 5 Data According to the value of this factor a control command or a request of condition is sent from PC to MD And besides a reply for control command or a current condition is sent from MD to PC Details about these data is explained from section 6 onward 4 1 6 Terminator The value of this factor always occupies FFH 4 2 Summary When some data are sent from PC to MDS packet structure is shown as follows Header Packet length Format type Category Data Terminator 7EH Packet length 05H 47H Data FFH And besides when PC receives some data from MDS packet structure is shown as follows Header Packet length Format type Category Data Terminator 6FH Packetlength OSH 47H Data FFH Details about these data is explained from section 6 onward 5 Remote mode 5 1 What is remote mode In MDS processing way for RS 232C is different between during remote ON and during remote OFF To carry out the request from RS 232C send off the remote ON command at first to set th
24. et 7 16 TRACK NAME Function Data length Data The disc name of the disc named MDS E11 minidisc recorder 6FH 18H OSH 47H 20H 48H 01H 4DH 44H 3H 2DH 45H 31H 31H DOH C6H C3H DEH ABH BDH B8H DAH BAH FFH 6FH 18H 05H 47H 20H 49H 02H 2DH COH DEH 2DH OOH OOH OOH OOH OOH OOH OOH OOH OOH OOH OOH OOH FFH Track name information Maximum 19 bytes The first packet 20H 4AH PacketNo NameData 16 bytes the re maining data is filled with OOH The packets after the second packet 20H 4BH PacketNo NameData 16 bytes the remaining data Is filled with OOH TrackNo 1 00H 255 FFH PacketNo 2 00H 255 FFR NameData ASCII code of the character of the disc name 0 00H 20H 2 5AH 5EH 2 7AM Details of function Outputs track name recorded on disc MDS outputs this data when it received a TRACK NAME REQ command in the stop mode Only maximum 16 characters are to be sent per one packet in this data Therefore if 16 or more characters are recorded MDS send data by dividing into some packets l NameData is up to 16 characters and in case that the number o characters is less than 16 0 00H fills NameData Example of receive packet The track name of the first track named MDS E11 minidisc recorder 6FH 18H OSH 47H 20H 4AH 01H 4DH 44H 53H 2DH 45H 31H 31H DOH C6H C3H DEH A8H BDH B8H DAH BAH FFF 6FH 18H 05H 47
25. etails of function This is the command to stop divide combine rehearsal When this command is sent during rehearsal of DIVIDE MODE REQ or COMBINE MODE REQ command rehearsal is stopped and play back restarts from the point rehearsal has being carried out This command must be sent during rehearsal If it is sent during other than rehearsal sometimes it may cause malfunction Example of transmission packet Stop track divide rehearsal 7EH 07H 05H 47H OAH 03H FFH 6 26 ERASE REQ Function To erase track Data length 3 bytes Data Details of function OAH 04H Track Track O 00H 255 FFH This is the command to erase the track specified by Track When this command is sent in stop mode MDS erases the tracl specified by Track and the tracks after it are decreased by a numbe for each When 0 is specified for Track all tracks are erased Therefore to erase plural number of tracks it is recommended t erase from the track with the largest number This command must be sent in stop mode As track numbers will be decreased if the command is sent othe than in stop mode sometimes it may cause malfunction such tha MDS sends out an incorrect track number Example of transmission packet 6 27 MOVE REQ Function Data length Data Details of function Erase the 2nd track ZEH 08H OSH 47H OAH 04H 02H FFH To move track 4 bytes OAH O5H Track From Track To
26. formation of the track name to MDS If the number of characters of track name is 16 or more MDS divides name data into some packets every 16 characters The figure OOh in name data Indicates that it is the last data Example of transmission packet Send out TRACK NAME of the 2nd track ZEH 08H 05H 47H 20H 4AH 02H FFH 6 38 ALL NAME REQ Function Data length Data Details of function Check all name of discs and tracks 3 bytes 20H 4CH 01H This is the command to send out information of disc name DISC NAME and each track name TRACK NAME to MDS When this command is sent MDS first sends out DISC NAME in the same way as it receives DISC NAME REQ and next it sends out TRACK NAME as it receives TRACK NAME REQ for the same times as existing number of tracks on disc MDS sends out ALL NAME END after it sends out all track names of existing tracks MDS will send data for a long time at this command if the disc has many disc names and track names Use NAME CANCEL command if you want to stop sending data from MDS Example of transmission packet Send all disc and track names to MDS ZEH 08H 05H 47H 20H 4CH 01H FFH 6 39 NAME CANCEL Function Data length Data Details of function Cancels ALL NAME REQ 2 bytes 20H O1H This is the command to MDS to suspend sending disc and track names MDS will send data for a long time at ALL
27. function Current Divide Point 3 bytes 20H 8EH Position Position 128 80H 127 7FH When MDS receives DIVIDE ADJUST command during the track divide rehearsal with DIVIDE MODE REQ command it changes divide planed point to the position provided by Position and outputs this information At DIVIDE MODE REQ command even if the divide planed point changes drastically MDS outputs DIVIDE POINT DATA at each time the value varies by 1 The track cannot be divided right after the track starts and right be fore the track ends Therefore at DIVIDE MODE REQ if absolute value of specified position is large the value sometimes does not reach the specified value but MDS outputs DIVIDE POINT DATA responding to the time divide planed point changed Example of receive packet Divide planed point is 1 6FH 07H 05H 47H 20H 8EH 01H FFH 7 33 UNDEFINED COMMAND Function Received an undefined command Data length 2 bytes Data 40H O1H Details of function Indicates that the received command is undefined When MDS receives an undefined command it outputs this infor mation Example of receive packet Received an undefined command 6FH 07H OSH 47H 40H 01H FFH 7 34 IMPOSSIBLE Function Impossible to execute Data length 2 bytes Data 40H 03H Details of function Indicates that received command is impossible to execute MDS outputs this information when the command does n
28. g packets MDS sends WRITE PACKET RECEIVED message So send the next packet after receiving it NameData is recordable up to 16 characters but in case that the number of characters is less than 16 data can be completed by inputting 0 00H to NameData lf the number of input characters is integral multiple of 16 data must be completed by sending packet filled with only 0 00H to NameData to make sure it is the last data Example of transmission packet Write name MDS E11 Mini Disc Recorder in 2nd track 7EH 18H O5H 47H 20H 72H 02H 4DH 44H 53H 2DH 45H 31H 31H DOH C6H C3H DEH A8H BDH B8H DAH BAH FF Wait for WRITE COMPLETE 7EH ODH 05H 47H 20H 73H 02H 2DH COH DEH 2DH OOH FFH 7 Transmission data 7 1 Structure of this section This section will provide detail descriptions about each receive data Each receive data s explanation is composed of items including Function Data length Data Details of function and Example of receive packet Function Data length Data Details of function General function of receive data Data length of receiving data Fixed data uses hexadecimal notation For the varying values description of their meaning and range they vary will be provided lf variables have significance every bit LSB and MSB are described as bO b7 respectively Detail explanation on the receive data and precautions to use it Example of receive packet Give
29. gth Data Track time information 6 bytes 20H 62H 01H OOH Min Sec Min 0 00H 60 3CH min Sec 0 00H 60H 3CH sec Details of function Information on track time MDS outputs this data when it received TRACK TIME REQ com mand This data also informs the each track s time As MDS sends out only elapsed time in ELAPS TIME data calcu late the remaining time using this data in the way like track time minuses elapsed time if you want to indicate the remaining time Example of receive packet One track s time is 0 minutes and 8 seconds 6FH OBH 05H 47H 20H 62H 01H OOH OOH 08H FFH 7 23 DISC EXIST Function TOC READ completed information Data length 2 bytes Data 20H 82H Details of function Information to indicate that disc is inserted and TOC READ is com pleted When disc is inserted in remote mode MDS outputs this data follow ing after DISC DATA STATUS Example of receive packet TOC READ has completed 6FH 07H 05H 47H 20H 82H FFH 7 24 1TRACK END Function Track switched Data length 2 bytes Data 20H 83H Details of function Information to indicate the track is switched in playback or AMS mode MDS outputs this data when track is switched in playback or AMS mode This information is not output in the mode of FF or REW during play back Example of receive packet The track has been switched 6FH 07H OSH 47H 20H 83H FFH 7 25 NO DISC NA
30. he disc No sound is heard during this period When this command is sent in playback mode as well as in playback pause mode playback starting point goes back until FF REW OFF command is given or starting point reaches to the top of the disc Sound is heard in this case Example of transmission packet Start REW operation 7EH 07H OSH 47H 02H 13H FFH 6 10 FF Function To start fast forward Data length 2 bytes Data 02H 14H 6 11 Details of function This command has the same function when FF key in the main unit is pressed To stop FF send FF REW OFF command When this command is sent in playback pause mode playback start ing point goes forward until FF REW OFF command is given or starting point reaches to the end of the disc No sound is heard during this period When this command is sent in playback mode as well as in playback pause mode playback starting point goes forward until FF REW OFF command is given or starting point reaches to the end of the disc Sound is heard in this case Example of transmission packet PREV TRACK Function Data length Data Details of function Start FF operation ZEH 07H OSH 47H 02H 14H FFH To skip back to a previous track 2 bytes 02H 15H This command has the same function when AMS key in the main unit is pressed When this command is sent in the top of a track in playback pause mode playback starting point goes back
31. ime As MDS E1 1 52 does not equip built in clock REC DATE DATA read out all O data for the track recorded or edited with MDS E11 52 REC DATE DATA displays the correct digits if the disc is recordec with a model equipping a built in clock and the last updated date anc time is recorded Example of receive packet The last updated date and time of the first track on the disc recordec by MDS E11 All digit for Year Month Day Hour Min and Sec indicates 0 6FH OEH 05H 47H 20H 24H 01H OOH OOH OOH OOH OOH OOH FFF 7 15 DISC NAME Function Data length Data Details of function Disc name information Maximum 19 bytes The first packet 20H 48H 01H NameData 16 bytes the remain data is filled with OOH Packets after the second packet 20H 49H PacketNo NameData 16 bytes the remain data is filled with OOH PacketNo 2 00H 255 FFH NameData ASCII code of the character of the disc name 0 00H 20H Z 5AH SEH 2 7AH Outputs disc name recorded on disc MDS outputs data that it received DISC NAME REQ command when it received that command in stop mode Only maximum 16 characters are to be sent per one packet at this data Therefore if 16 or more characters are recorded MDS sends data by dividing into some packets NameData is recordable up to 16 characters and in case that the number of characters is less than 16 0 OOH fills NameData Example of receive pack
32. mple of receive packet Operation has stopped 6FH O7H 05H 47H 02H 02H FFH 7 6 PAUSE Function Playback has paused Data length 2 bytes Data 02H 03H Details of function This command indicates playback has paused When MDS enters playback pause mode by receiving PAUSE ON OFF PAUSE ON or TRACK PAUSE it outputs this data In playback pause mode MDS also outputs STATUS DATA Example of receive packet Playback has paused 6FH 07H O5H 47H 02H 03H FFH 7 7 REC Function Started recording Data length 2 bytes Data 02H 21H Details of function Indicates MOS started recording MDS outputs this data when it receives PAUSE ON OFF and PLAY in the recording pause mode and starts record Also MDS outputs STATUS DATA when it starts recording Furthermore MDS increases one track number when it receives REC in the recording mode At this time it outputs this data as well Example of receive packet Started recording 6FH 07H OSH 47H 02H 21H FFH 7 8 REC PAUSE Function Entered recording pause mode Data length 2 bytes Data 02H 25H Details of function Indicates that MDS entered recording pause mode When MDS receives REC in the recording pause mode or receives PAUSE ON OFF or PAUSE ON in the recording mode it enters recording pause mode and outputs this data Also MDS outputs STATUS DATA when it enters recording pause mo
33. nt in stop mode MDS plays back for several seconds of top of the specified track and of the end of the previous track repeatedly If it is the desired point to be combined combine these tracks by COMBINE REQ command Example of transmission packet Enter combine rehearsal of the 2nd and 3rd tracks ZEH 08H O5H 47H OAH O6H 03H FFH 6 24 COMBINE REQ Function Data length Data Details of function To carry out track combine 3 bytes OAH O7H Track Track 3 02H 255 FFH the latter of the combined track 1 This is the command to combine tracks side by side When this command is sent while combine rehearsal is being carried out by COMBINE MODE REQ command MDS combines two tracks just before the specified one This command must be sent during combine rehearsal by COMBINE MODE REQ If it is sent during other than combine rehearsal sometimes it may cause malfunction The track to be specified by this command must be the same as the track specified by COMBINE MODE REQ command 1 If the track specified by COMBINE MODE REQ command is differ ent trom the track specified by COMBINE REQ command 1 some times it may cause malfunction Example of transmission packet Carry out combine during combine rehearsal of the 2nd and 3rd tracks ZEH 08H 05H 47H OAH 07H 04H FFH 6 25 EDITMODE CANCEL Function To stop rehearsal Data length 2 bytes Data OAH 03H D
34. or playback pause mode MDS enters the rehearsal of track divide in which the playback poin where the command is received is to be divide point When entering the rehearsal of track divide playback is carried ou for several seconds repeatedly from the point to be divided The point to be divided can be moved forward or backward by DI VIDE ADJUST command If it is the desired point to be divided divide the track by DIVIDE REQ command Example of transmission packet Enter the track divide mode ZEH 07H 05H 47H OAH 01H FFH 6 21 DIVIDE ADJUST Function Data length Data Position To adjust the point to be divided 4 bytes OAH 02H O8H Position 128 80H 127 7FH Details of function This command adjust the point to be divided When this command is sent during track divide rehearsal by DIVIDE MODE REQ MDS changes the point to be divided to where is given by Position Position occupies the value from 128 80H to 127 7FH This command must be sent during track divide rehearsal by DIVIDE MODE REQ If it is sent during other than track divide rehearsal sometimes it may cause malfunction MDS sends out DIVIDE POINT DATA one by one whenever the value changes even when the point to be divided is changed much at once As another command cannot be accepted until the value is renewed to a specified one completely first check if DIVIDE POINT DATA s of change times
35. ot fulfill the conditions to be executed Example of receive packets Impossible to execute the command 6FH 07H OSH 47H 40H 03H FFH 8 Command quick reference RS232C Protocol for MDS E11 52 1 Transmission format Transmission forma 9600bps Character length 8 bit Parity check no parity Stop bit number 1 bit Variable length byte communication data 1 byte header last byte terminator FFH Contents of data OOH FFH 00 255 2 1 Header 1st byte header communication direction ZEH from PC to MDS 6FH from MDS to PC 2 3 Data length 2nd byte data length 05H 20H the number of data bytes from header to terminator 2 4 Format type 3rd byte format type 05H 2 5 Category 4th byte category MD 47H 2 6 Terminator Data from header is completed at the terminator FFH In case of decode be sure to check data length against the terminator 2 7 PC to MDS Data 5th byte 6th byte after 7th bytes ooH FFE REW OFF OTH L POWER contro 02H POWER on 03H POWER off 02H Mecha control i 01H PLAY 02H STOP 03H PAUSE ON OFF 06H PAUSE ON 13H REW Necessary OFF REW OFF 14H FF Necessary OFF REW CODE 15H PREV TRACK 16H NEXT TRACK 21H REC 28H TIME MACNINE REC 40H EJECT 80H AUTO PAUSE Off 81H AUTO PAUSE On L 03H 10 KEY 7 42H TRACK PLAY 91H TRACK NO hex 43H TRACK PAUSE O1H TRACK NO hex 07H 10H ELAPSED TIME On E
36. r recording mode e Eject a disc e Turn off the power This command must be sent in stop mode If the command is sent other than in stop mode sometimes it may cause malfunction such that MDS sends out an incorrect track num ber Example of transmission packet Cancel edit operation just before the current operation 7EH 07H O5H 47H OAH 11H FFH 6 29 MODEL REQUEST Function To check model information Data length 2 bytes Data 02H 10H Details of function Information about recording function of MDS can be shown by this command Example of transmission packet Check model information ZEH 07H 05H 47H 20H 10H FFH 6 30 STATUS REQ Function To check the condition of mecha deck Data length 2 bytes Data 20H 20H Details of function This is the command to make MDS send out STATUS DATA indi cating current mecha deck condition When this command is sent MDS sends out STATUS DATA STATUS DATA contains information such as exist no exist of disc the value of REPEAT MODE the value of PLAY MODE and so on Example of transmission packet Make MDS send out STATUS DATA ZEH 07H 05H 47H 20H 20H FFH 6 31 DISC DATA REQ Function To check disc information Data length 2 bytes Data 20H 21H Details of function This is the command to make MDS send out DISC DATA indicating disc information When this command is sent MDS sends out DISC DATA DISC DATA
37. s concrete examples of receive packet 7 2 REMOTE MODE Function Data length Data Details of function The status of remote mode 2 bytes 70H Status Status 03H On 04H Off Indicates REMOTE MODE status MDS outputs this data when it receives REMOTE MODE and the status is changed Example of receive packet 7 3 POWER Function Data length Remote mode turned to ON 6FH O7H OSH 47H 10H O3H FFH Set Power status 2 bytes Data Details of function OTH Status Status O2H On O3H Oft Indicates Power status MDS outputs this data when it receives POWER and the status changes Also MDS outputs STATUS DATA when the status of Powe changes Example of receive packet 7 4 PLAY Function Data length Data Details of function Remote mode turns to ON 6FH 07H O5H 47H 10H 03H FFH Started playback 2 bytes 02H O1H Indicates playing status Example of receive packet 7 5 STOP Function Data length Data Details of function Start playing 6FH 07H OSH 47H 02H 01H FFH Operation has stopped 2 bytes 02H 02H This command indicates operation has stopped by STOP When MDS enters stop mode by receiving STOP it outputs this data In stop mode MDS also outputs STATUS DATA When MDS has automatically stopped after playing a disc to its end it does not output STOP but outputs STATUS DATA Exa
38. sent during recording track marking is carried out and a track is added When the INPUT SELECT switch in the main unit is set to DIGITAL first check by STATUS data from MDS whether copy is possible and whether input is locked before recording When the INPUT SELECT switch in the main unit is set to DIGITAL data is Din unlock just after stop mode has changed to recording pause mode because it does not synchronized with input signals When digital input is correct it synchronizes with input signals in 200 mSec at latest So first send REC command and send STATUS command after 200 mSec to check whether input is locked then start recording Example of transmission packet Enter recording pause mode to start recording ZEH 07H O5H 47H 02H 21H FFH 6 14 TIME MACHINE REC Function Data length Data Details of function To start time machine recording 2 bytes 02H 28H This command has the same function when T REC key in the remote control is pressed When this command is sent in recording pause mode recording starts from the point before 6 seconds at most within the input sounds In time machine recording as only the sounds after the unit enters recording pause mode can be recording when this command is sent in 6 seconds recording starting point goes back in time of less than 6 seconds When this command is sent in recording pause mode IMPOSSIBLE is sent back instead of REC
39. sent in stop mode MDS starts playback from top of a disc When this command is sent in playback pause mode MDS starts playback again from the point When this command is sent in recording pause mode MDS starts recording Example of transmission packet 6 5 STOP Function Data length Data Details of function Start playback 7EH O7H O5H 47H 02H 01H FFH To stop playback 2 bytes 02H 02H This command stops playback When this command is sent in playback mode MDS stops playback When playback is started again after the above MDS starts playback from top of a disc To start playback again from the previous stopping point PAUSE ON OFF command must be used instead of this STOP command Example of transmission packet Stop playback ZEH 07H 05H 47H 02H 02H FFH 6 6 PAUSE ON OFF Function Data length Data Details of function To pause playback to cancel pause 2 bytes 02H 03H This command has the same function as the PAUSE key in the main unit or the remote control in short this command changes playback mode to playback pause mode and playback pause mode to playback mode It changes recording pause mode to recording mode and recording mode to recording pause mode When this command is sent in stop mode MDS enters playback pause mode at the top of a disc Example of transmission packet 6 7 PAUSE ON Function Data length Data Details of function
40. sible 1 REC possible b4b3b2b1b0 00000 Fix Data3 b7 0 Stereo 1 Mono b6 0 COPY possible 1 COPY impossible b5 0 Din Lock 1 Din unlock b4b3 00 Fix b2b1b0 001 Analog 011 Optical Only E52 101 Coaxial 000 010 100 010 110 Reserved 1 01H 255 FFH Indicates MDS internal state When MDS receives STATUS REQ it outputs this data Also when the lower 4 bit of Data1 changes MDS outputs this data When INPUT SELECT switch on the unit is in DIGITAL mode check if it is copiable or not in the recording pause mode and also input is locked before start recording It is only in the recording mode that copiable bit and lock bit take significant value in the mode of record pause When INPUT SELECT switch on the unit is in DIGITAL mode data enters Din unlock state since digital data is not synchronized with input signal immediately right after MDS entered the recording pause mode from the stop mode If digital input is done correctly digital data is synchronized with in put signal in 200mSec at the latest So send STATUS REQ com mand in 200mSec after sending REC command and check if input is locked Then start recording Example of receive packet Internal statement at the start of playback 6FH OCH O5H 47H 20H 20H 01H AOH 01H 01H OOH FFH 7 12 DISC DATA Function Disc information Data length 7 bytes Data 20H 21H OOH DiscData OOH OOH OOH DiscData
41. to the top of the previous track and playback pause mode is remained When this command is sent in the middle of a track in playback pause mode starting point goes back to the top of the current track and playback pause mode is remained When this command is sent during playback playback starts from the top of the current track Example of transmission packet Stan playback from the top of the current track ZEH 07H OSH 47H 02H 15H FFH 6 12 NEXT TRACK Function Data length Data Details of function To skip forward to the next track 2 bytes 02H 16H This command has the same function when AMS key in the main unit is pressed When this command is sent during playback playback starts from the next track When this command is sent in playback pause mode starting point goes forward to the top of the next track and playback pause mode is remained Example of transmission packet 6 13 REC Function Data length Data Details of function Start playback from the top of the next track 7EH 07H O5H 47H 02H 16H FFH To prepare for recording 2 bytes 02H 21H This command has the same function when REC button in the main unit is pressed When this command is sent during playback playback starts from the next track When this command is sent in playback pause mode starting point goes forward to the top of the next track and playback pause mode is remained i When this command is
42. urrent disc to MDS At this command in the stop mode MDS sends out the maximum number of inputtable characters when you change the name of specified track or disc This means it sends out the quantity of name area unused area which the specified track number reserves In case of specifying the track number as 0 00H it sends out the quantity of name area unused area of the disc Example of transmission packet Check the number of remaining inputtable characters when the name of the first track is changed ZEH 09H O5H 47H 20H 55H OOH 01H FFH 6 42 DISC NAME WRITE Function Data length Data Details of function Write name in disc Maximum 19 bytes The first packet 20H 70H 01H NameData Maximum 16 bytes the last data is OOH Packets after the second packet 20H 71H PacketNo NameData Maximum 16 bytes the last data is OOH PacketNo 2 02H 255 FFH NameData ASCII code of the character to input O 00H 20H Z 5AH SEH 2 7AH This is the command to input disc name When this command is sent in the stop mode MDS registers NameData on the current disc name At this command maximum only 16 characters are sent per one packet Therefore if 16 or more characters are input the remaining characters are sent by the second or following packets After sending packets MDS sends WRITE PACKET RECEIVED message So send next packet after receiving it NameData is recorda
43. xecution Summary To control MDS with RS 232C it is necessary to send remote ON command after turn ing on the power to enter remote ON mode MDS does not accept an input other than the one from RS 232C during remote mode In remote ON mode MDS does not accept keys of main unit wire less wired remote control parallel input or Relay Play Rec On the other hand parallel output and relay output are carried out Change of INPUT switch is acceptable even when remote mode is ON Refer also to section 5 about details of remote mode Example of transmission packet Set remote mode to ON ZEH 07H 05H 47H 10H 03H FFH 6 3 POWER Function To set the power mode Data length 2 bytes Data 01H Status Status O2H On 03H Off Details of function As well as the POWER button on the remote control this command switches STANDBY mode and POWER ON mode When POWER Off command is send during toc reading MDS is turned off after toc reading is completed However Power comes back immediately from MDS When the power mode of MDS is actually changed MDS sends off STATUS DATA automatically STATUS DATA is reliable value to grasp the power condition accurately Example of transmission packet Set the power to ON ZEH O7H 05H 47H 01H 02H FFH 6 4 PLAY Function To start playback Data length 2 bytes Data 02H O1H Details of function This command starts playback When this command is

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