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Revision1.30

DCM390 Serial Interface Specification

Date 25.Apr.’06

7 page of 40

D&M

2.2

Command / Answer sequence

Shown below are the command sequence and the answer sequence of this unit.

When a command is normally received by [unit] and an answer is normally received by [host] with an

answer parameter

Command Transmitted

PC0

PC1

PC2

PCn

BCC

STX

ETX

STX

PC0

STX

Answer Transmitted

Error Check OK

Next Command

Transmitted

HOST

UNIT

PC0

PC1

PCn

ETX

BCC

Error Check OK

MAX

40ms

MIN
40 µ s

MAX
5s

Содержание DCM-390

Страница 1: ...Revision1 30 DCM390 Serial Interface Specification Date 25 Apr 06 1 page of 40 D M Specification For Serial Interface DCM 390 D M Holdings Inc DENON Brand Company...

Страница 2: ...mand 13 2 6 2REQUEST PLAY STATUS command 14 2 6 3 REQUEST CPU Version command 16 2 6 4 REQUEST ERROR CODE command 17 2 6 5 Request Disc status 18 2 6 6 Request Program Table command 19 2 6 7 REQUEST C...

Страница 3: ...erface a DCM280 has pin Dsub female connector for serial interface b Table 1 indicates pin assignment of connector signals RS 232C Terminal Signal I O 1 NC 2 TxD O 3 RxD I 4 NC 5 S GROUND 6 NC 7 NC 8...

Страница 4: ...nication system Half duplex communication Data transfer mode Start stop synchronization Transfer rate 9 600bps Start bit ST 1 bit Data bit b0 b7 8 bits Parity P Even number Stop bit SP 1 bit Transfer...

Страница 5: ...ber of parameters is defined for each command ETX End of Text 0x03 BCC Block Check Character CC PC0 PC1 PC2 PCn ETX XY hex Each of X and Y is 4 bit long X Y 0 1 2 3 4 5 6 7 8 9 A B C D E F BCCH is an...

Страница 6: ...o 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 t...

Страница 7: ...d the answer sequence of this unit 1 When a command is normally received by unit and an answer is normally received by host with an answer parameter Command Transmitted CC PC0 PC1 PC2 PCn BCC STX ETX...

Страница 8: ...on Date 25 Apr 06 8 page of 40 D M 2 When a command is abnormally received with or without an answer parameter Command Transmitted CC PC0 PC1 PC2 PCn BCC STX ETX NAK CC PC0 STX NAK return Error Check...

Страница 9: ...h an answer parameter is normally received by unit and an answer is abnormally received by host Command Transmitted CC PC0 PC1 PC2 PCn BCC STX ETX STX NAK Answer Transmitted Error Check OK HOST UNIT A...

Страница 10: ...mally received by unit and an answer is normally received with ETB host Command Transmitted CC PC0 PC1 PC2 PCn BCC STX ETX STX ACK Answer Transmitted Error Check OK HOST UNIT AC PC0 PC1 PCn ETB BCC RC...

Страница 11: ...yback Pause 12 Skip 0x43 C Skip to the other track 13 Search 0x44 D Search with audible 14 Open Close 0x45 E Disc tray Open Close 15 Program Direct 0x46 F Select Program or Direct mode 16 Track Num En...

Страница 12: ...be operated 3 Disc Loading 0x32 2 Under disc loading 4 Disc Loading Complete 0x33 3 Disc Loading complete 5 Tray Opening 0x34 4 Disc tray open 6 Tray Closing 0x35 5 Disc tray close 7 Carousel rotatin...

Страница 13: ...de SP 2 Reserve 0x00 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 5 Reset command 2 Answer format Byte bit 7 6 5 4 3 2 1 0 0 STX 0x02 1 Reply code S...

Страница 14: ...at Byte bit 7 6 5 4 3 2 1 0 0 STX 0x02 1 Reply code 0 2 Answer code Table 3 3 System System Status Table 4 4 Disc No code Table 9 5 Disc type code Table 10 6 Audio format code Table 11 7 Status code T...

Страница 15: ...CD DA 0x35 5 CD ROM 0x36 6 Reserved 0x37 7 Unknown Table 10 Disc type code Code Audio Format 0x31 1 Reserved 0x32 2 Reserved 0x33 3 MP3 0x34 4 LPCM 0x35 5 Reserved 0x36 6 WMA Table 11 Audio format cod...

Страница 16: ...Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 13 Request Firmware Revision command 2 Answer format Byte bit 7 6 5 4 3 2 1 0 0 STX 0x02 1 Reply code 1 2...

Страница 17: ...Loading error 2 0x21 0x21 Loading switch error 3 0x22 0x22 Focus servo error 4 0x23 0x23 Tracking servo error 5 0x24 0x24 Can t adjust FOCUS offset value for servo circuit 6 0x25 0x25 Can t adjust TR...

Страница 18: ...6 5 4 3 2 1 0 0 STX 0x02h 1 Reply code 3 2 Answer code Table 3 3 Current disc number code Table 20 4 Disc1 type code Table 21 5 Disc2 type code Table 21 6 Disc3 type code Table 21 7 Disc4 type code T...

Страница 19: ...e Num 0 3 Table 23 4 Program Num 1 Disc number Table20 5 Program Num 1 Track number 100 digits 6 Program Num 1 Track number 10 digits 7 Program Num 1 Track number 1 digits 8 Program Num 2 Disc number...

Страница 20: ...33 Program Num 8 Track number 100 digits 34 Program Num 8 Track number 10 digits 35 Program Num 8 Track number 1 digits 36 Program Num 9 Disc number Table20 37 Program Num 9 Track number 100 digits 38...

Страница 21: ...te ss second ff frame 0A0 First track number xxx0000 xxx first track number 0A1 Last track number xxx0000 xxx last track number 0A2 Total time mmmssff 0A3 Total track xxx0000 xxx total track number 0A...

Страница 22: ...DCM390 Serial Interface Specification Date 25 Apr 06 22 page of 40 D M 3 Special conditions Track number 0A0 0A1 0A2 0A3 and 0A4 have special meaning Refer the Table 26 If time exceeds 999minutes 99se...

Страница 23: ...3 7 BCCH high level 8 BCCL low level Table 28 Request Text Data command CODE Data Type Note 0x30 0 CD Text Title 0x31 1 CD Text Artist 0x32 2 Reserved 0x33 3 Reserved 0x34 4 MP3 WMA Folder Name 0x35 5...

Страница 24: ...Table 29 4 Track number 100 digits Table 30 5 Track number 10 digits Table 30 6 Track number 1 digits Table 30 7 36 Text Data 30charactors 37 ETX 0x03 38 BCCH high level 39 BCCL low level Table 31 Re...

Страница 25: ...erve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 32 PLAY command 2 Answer format Byte bit 7 6 5 4 3 2 1 0 0 STX 0x02 1 Reply code 2 Answer code Table 3 3 ETX 0x03 4 BCCH hi...

Страница 26: ...1 0 0 STX 0x02 1 Command code A 2 Reserve 0x00 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 34 STOP command 2 Answer format Byte bit 7 6 5 4 3 2 1 0...

Страница 27: ...7 6 5 4 3 2 1 0 0 STX 0x02 1 Command code B 2 Reserve 0x00 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 36 CD PAUSE command 2 Answer format Byte bi...

Страница 28: ...te bit 7 6 5 4 3 2 1 0 0 STX 0x02 1 Command code C 2 Skip code Forward Reverse 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 38 SKIP command 2 Answer...

Страница 29: ...Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 40 SEARCH command Code Search Speed 0x40 Reserved 0x41 A FWD Search 0x42 B Reserved 0x43 C Reserved 0x44...

Страница 30: ...bit 7 6 5 4 3 2 1 0 0 STX 0x02 1 Command code E 2 Open Close Code Close 0 Open 1 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 43 Open Close command...

Страница 31: ...2 Program Direct Code Direct 0 Program 1 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 45 Program Direct command 2 Answer format Byte bit 7 6 5 4 3 2...

Страница 32: ...direct mode 1 Command format Byte bit 7 6 5 4 3 2 1 0 0 STX 0x02 1 Command code G 2 Reserve 0x00 3 Track number 100 digits 4 Track number 10 digits 5 Track number 1 digits 6 ETX 0x03 7 BCCH high level...

Страница 33: ...te bit 7 6 5 4 3 2 1 0 0 STX 0x02 1 Command code H 2 RANDOM Code OFF 0 ON 1 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 49 Random command 2 Answer...

Страница 34: ...erve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 51 A B command 2 Answer format Byte bit 7 6 5 4 3 2 1 0 0 STX 0x02 1 Reply code I 2 Answer code 3 ETX 0x03 4 BCCH high level 5 BCCL low le...

Страница 35: ...bit 7 6 5 4 3 2 1 0 0 STX 0x02 1 Command code J 2 Time Mode Code Elapsed 0 Remain 1 Total Remain 2 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 53...

Страница 36: ...4 3 2 1 0 0 STX 0x02 1 Command code R 2 Repeat Code OFF 0 1track 1 1disc 2 All disc 3 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCL low level Table 55 Repeat command...

Страница 37: ...code Table 58 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCH low level Table 57 Disc Select command Code Select Disc 31h 1 Disc1 32h 2 Disc2 33h 3 Disc3 34h 4 Disc4 3...

Страница 38: ...4 3 2 1 0 0 STX 0x02 1 Command code M 2 Skip code Forward Reverse 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCH low level Table 60 Disc Select command 1 Answers ret...

Страница 39: ...x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCH low level Table 61 Power ON command 2 Answers returned Byte bit 7 6 5 4 3 2 1 0 0 STX 0x02 1 Reply code N 2 Answer code Table 3 3...

Страница 40: ...x02 1 Command code O 2 Reserve 0x00 3 Reserve 0x00 4 Reserve 0x00 5 Reserve 0x00 6 ETX 0x03 7 BCCH high level 8 BCCH low level Table 63 Power OFF command 2 Answers returned Byte bit 7 6 5 4 3 2 1 0 0...

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