Akai-MPC2000XL-mpc-sch 电路图 维修手册.pdf

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1、A A B B C C D D E E 44 33 22 11 LEFT IN RIGHT IN HP OUT ROUT LOUT 424近配置。 Monday, July 13, 1998 0.5 MAIN 3/3 (ANALOG) A2Tuesday, January 05, 1999 ANALOG C:WORKMPC2000XLnqbcHMPC2020.DSN Doc L6044801 AKAI TITLE 8 98-7-9 - 98-6-11 -.- 鶴鶴 K.TSURU - - - - - 11 - - - - - - - - - DS2K.TSURU98-11-19 - - - -

2、 - - - - - - - - - - - - Design File: Size Schematic Name:Rev Created: Page Modified: of Description: Design Name: REVISION APPROVEDAPPROVEDCHECKEDDESIGNED 1st EDITION AKAI ELECTRIC CO.,LTD. CIRCUIT NO. DA5V LOUT0 VRIN-L VRIN-R VROUT-L VROUT-R LOUT_ANALOG ROUT_ANALOG MUTEOUT BTCK0 LRWCK0 AD5V HPOUT-

3、R HPOUT-L GND +12VA -12VA GND GND +12VA -12VA GND +12VA -12VA GND GND +12VA -12VA GND GND +12VA -12VA GND GND GND +12VA -12VA GND GND +12VA -12VA GND GND GND GND +12VA GND GND GND GND GND GND GND GND GND +12VA GND GND GND GND GND GND GND GND GND GND +12VA GND GND GND +12VA -12V GND GND GND GND GND G

4、ND GND GND GND GND GND GND GND GND -12VA GND GND GND GND +12VA GND +12V GND GND -12VA GND GND GND GND GND GND GND GND +12VA +12V -12V-12VA GND GND GND GND GND GND GND GND GND IC420 AK5340 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 AINL+ AINL- VREFIN VA+ AGND NC NC TST

5、1 SEL18 PD TST2 CMODE SMODE L/R SCLK SDATA FSYNC VDP+ DGND CLK TST3 TST4 NC VDB+ NC VREF AINR- AINR+ C426 3300P C427 3300P R501330 R500330 R600330 - + IC500A M5220FP 1 2 3 +V -V IC600C M5220FP 84 R5022.2KF C502 100P C420 104 C421 10/50 C600 473 C601 473 R6022.2KF C602 100P R601330 C441 10/50 R440 4.

6、7KF C429 10/50 R50310KF R60310KF C503 10/50 C603 10/50 R50510KF R50410KF C504 100P R50710KF R50610KF C505 10/50 C506 10/50 +V -V IC510C NJM5532M 84 R50830KF C507 22P R50930KF C508 22P R5101K C514 4.7/50 R514 220K R51662FC516 220/10 R5111K R513 47K C515 4.7/50 C510 473 C511 473 C500 473 C501 473 - +

7、IC600B M5220FP 5 6 7 R60510KF R60410KF C604 100P R60710KF R60610KF C605 10/50 C606 10/50 R60830KF C607 22P R60930KF C608 22P R6101K C614 4.7/50 R61662FC616 220/10 J600 C615 4.7/50 R6111K +V -V IC610C NJM5532M 84 C610 473 C611 473 IC720 PCM69AP-4 1 2 3 4 5 6 7 89 10 11 12 13 14 15 16 VCC VCOML IOUTL

8、SER REF IOUTR VCOMR AGDG DR BCK CLK WDCK DL TP1 VDD C721 10/50 R441 4.7KF R614 220K R515 220K C428 10/50 C612 100P R615 220K C613 100P - + IC800A M5220FP 1 2 3 C725 220/10 C726 100/10 R8004.99KF R8011.91KF R8025.76KF C805 10/50 - + IC900B M5220FP 5 6 7 C727 100/10 R9004.99KF R9011.91KF R9025.76KF C9

9、05 10/50 - + IC810A M5220FP 1 2 3 +V -V IC810C M5220FP 84 R80610KF R80710KF R80410KF R80510KF - + IC910B M5220FP 5 6 7 R90610KF R90710KF R9043.16KF R9053.16KF C810 473 C811 473 J800 - + IC940A M5216FP 1 2 3 - + IC940B M5216FP 5 6 7 +V -V IC940C M5216FP 84 R94410KFR9423KF R94510KF C944 100P C945 100P

10、 C946 150P C947 150P R946 330 J940 C808 4.7/50R808 47K R809 510 R81091 TR800 2SC3326 R812 10K J900 C908 4.7/50R908 47K R909 510 R91091 TR900 2SC3326 R912 10K R951 10K R950 10K C942 47/25 C943 47/25 C941 473 C940 473 TR940 2SC3326 R940 4.7K TR941 2SC3326 R941 4.7K D930 DA114 C930 473 IC930 M51957B 7

11、2 45 6 +V TRIM GNDC RST R934 4.7K R932 20K R933 750 R935 2.2K R936 4.7K TR931 2SA1037AK D931 UDZ4.7B +V -V IC800C M5220FP 84 C800 473 C801 473 +V -V IC900C M5220FP 84 C900 473 C901 473 +V -V IC910C M5220FP 84 C512 100P R612 47K R613 47K TR943 2SC3326 R9433KF R930 9.1K C932 3.3/50 C513 100P C724 220/

12、10 IC700 BA17805 IN OUT GND IC400 BA17805 IN OUT GND C910 473 C931 470/16 C722 473 C440 473 TR930 DTC114EKA J500 R937 20K R947 330 C911 473 TR942 2SC3326 R931 1.3K R512 47K C720 473 +V -V IC500C M5220FP 84 R42133 R948 100 1/4W R949 100 1/4W C809 1000P C806 220P C807 220P C804 470P C803 103 C802 2200

13、P C902 2200P C903 103 C904 470P C906 220P C907 220P C909 1000P D940 RB081L-20 D941 RB081L-20 R811 47 1/4W R911 47 1/4W TR932 DTC114EKA C723 10/50 R720120 R721120 R722120 R420 120 R42210 1/4W R4004.7 1/4W FUSE C400 100/25 R4014.7 1/4W FUSE C401 220/25 - + IC900A M5220FP 1 2 3 - + IC800B M5220FP 5 6 7

14、 R8033.16KF R81310KF C813 220P R9033.16KF R91310KF C913 220P - + IC810B M5220FP 5 6 7 - + IC910A M5220FP 1 2 3 R952 1K C952 10/50 R953 47K R954 1K C954 10/50 R955 47K C956 100/25 C957 100/25 R956 10K R957 10K - + IC500B M5220FP 5 6 7 - + IC600A M5220FP 1 2 3 C949 472 C948 472 C430 104 C422 104 C424

15、104C425 10/50 C423 10/50 - + IC510A NJM5532M 1 2 3 - + IC510B NJM5532M 5 6 7 - + IC610A NJM5532M 1 2 3 - + IC610B NJM5532M 5 6 7 P800 B5B-PH-K 1 2 3 4 5 P500 B4B-PH-K 1 2 3 4 PD 384FS FSYNCP ADLRP SDATAP SCLKP LOUT LRWCK BTCK MUTEN RadioFans.CN 收音机爱 好者资料库 A A B B C C D D E E 44 33 22 11 1-2(or OPEN)

16、:BOOT BLOCK LOCK 2-3:ALL BLOCK UNLOCK 1-2:FLASH ROM 2-3:EP-ROM CHIP SELECTSCHIP SELECTS SOCKET for ICS2008AV(OPTION) SMPTE IN OUT INT,RDY from L6028DSP CONTROL FLAGS for BACK LIGHT H:FDD(B) L:IDE(A) PROGRAM or HM5118160LLT6(16M) FOR ON BOARD 64M DRAM DITECT. R100 PULL UP 64 LINE.HI-64DRAM LO-16M D-R

17、AM R101 JUMPER ENABLE CPU CONTROLED 64 LINE. R102 JUMPER for 16M CHIP.THIS CASE IS NOT USE CPU CONTROLE 64LINE. SO USE THIS JUMPER,YOU MUST REMOVE R101! CASE FOR 3.3V DRAM,PLACE IC60,62 C60,61,62,63 CASE FOR 5V DRAM,PLACE IB60,61,62,63 IB IB64 IB65 IB66 IB67 16M O X X O 64M X O O X SOJRAS,CAS,OE間違 後

18、修正（回路図）。 改造多数有。 回路図終。 改造 Tuesday, July 07, 1998 1.0 Title A1Monday, March 15, 1999 main 1 C:WORKMPC2000XLnqbcHMPC2020.DSN Doc L6044801 AKAI TITLE 8 98-7-9 - 98-6-11 -.- 鶴鶴 K.TSURU - - - - - 11 - - - - - - - - - DS1-98-8-4 - - - - - - - - - - - - - - - - Design File: Size Schematic Name:Rev Created:

19、Page Modified: of Description: Design Name: REVISION APPROVEDAPPROVEDCHECKEDDESIGNED 1st EDITION AKAI ELECTRIC CO.,LTD. CIRCUIT NO. MAIN 2 MAIN 2 LHN PD MUTEN IORDN IOWRN RWN RSTN FVPP RSTOUT WCMND NSCSN CPUD0.15 CPUA0.3 DAWDK INTYM DMRQ2 RDYN WADCSN FXCSN DMRQ3 DAKN3 DAKN2 XTAL BTCK TCK TMS TDO1 TD

20、O SIDE DIRN ED TRK0N DR1 PCS0 INTP1 INTP5 INTDISK INTRX INTTX2 CPUD7 TOUT2 MWRN MWRN SMPTEOUT LTCOUT FRCEN WGN FDRDY WPN RDAT FDINDEXN FDDS0N STEPN DSEL3 HIN MON WDN LTC+ LTC- SMPXTAL MIDIAIN- MIDIAIN+ MIDIBIN+ MIDIBIN- MIDIAO- MIDIBO- SIOBIN SIOAOUT RCVRDY2 RCVRDY1 INTRX INTTX2 INTTX1 INTTX1 CPURDY

21、N INTFDC SMPTECOLD DAWDK BTCK FDDMRQ1 32MHZ X1 INTTC INTTC MIDIAO+ MIDIBO+ FGMIDI TDO CASHN CASLN CASHN CASLN RAS1N CPUD9X MA2 BROMN Q0.4 MA3 PD MA6 CPUD15X RWN MA6 MA8MA8 CLKOUT MA4 MUTEN MA6 MA5 BCYSTN CPUD12X TDO1 MA4 LHN TDO1 MA9 BCYSTN MA3 RWN FVPP MA7 INTYM CPUD14X XTAL YMCLR TCK TDI TCK BROMN

22、 CLKOUT BROMN CPUD10X CPUD9X CPUD14X MA0 WCMND TMS CPUD10X CPUD12X CPUD11X MA0 CPUD15X CPUD13X CPUD11X MA5 UBEN TMS MA7 MA9 MA1 MA5 LHN XTAL RWN PD CPUD13X MA1 MA2 UBEN SELFDD INTIDEINTDISK TDO TCK TMS TDI INTFDC DSPRDYN CPURDYN IDEDMRQ1 FDDMRQ1 IDEDMRQ1 IDEDAKN1 IDECS0N BSYN DBN3 DBN7 DBN0 SIO2N 8M

23、HZ FDCSN LCD2N SIO2N FXCSN INTSPC ATNN IORDN DMRQ0 ATNN LOLEDN DBN6 REQN DMRQ0 WADCSN DBN1 DBN5 BSYN DMRQ3 MION DMRQ2 ION SELN SPCSN CPUA8N RSTN IORDN INTSPC SCSIREG MION TPWR TPWR DMRQ0.3 8MHZ 8MHZ CDN REQN NSCSN LTCCSN DBN7 MION RSTN DMRQ2 DBNP SPCSN SIO1N ACKN DMRQ3 IORDN IORDN DBN2 DBN6 LCD1N SI

24、O1N CPUA8N RESN DBN1 DBN5 RSTN FDCSN IORDN SELN MION DMRQ1 HILEDN DBN3 CDN DMRQ1 NSCSN RSTN ACKN FXCSN DBNP RESN RSTN IORDN LTCCSN DBN0WADCSN ION DBN2 RSTN IDECS0N SIOAIN INTYMOUT DBN4 DAKN0 DAKN1 RESOUT RS232CTXD IOWRN MSGN DR0 IDECS1N DAKN2 DAKN3 DAKN1 FMT MSGN PCS1 IOWRN FDDAKN1 DAKN0.3 RESOUT ID

25、ECS1N IOWRN RESOUT IOWRN DAKN2 DAKN3 DAKN0 REFRQN DAKN1 DAKN1 IOWRN FDDAKN1 REFRQN SMPTEHOT DBN4 RESOUT DAKN2 DAKN0 DAKN3 IOWRN IOWRN FRWPN SIOBOUT SELFDD DAKN0 RESOUT WCMND FVPP MUTEN IDERDYN MRDNXMRDNX MA0.11 CPUD13X CPUD15X CPUD9X CPUD10X CPUD11X CPUD12X CPUD14X MA0 MA1 MA2 MA3 MA9 MA8 MA7 MA6 MA

26、5 MA4 MA11 MA0 MA1 MA2 MA3 MA9 MA8 MA7 MA6 MA5 MA4 CPUD9X CPUD10X CPUD11X CPUD12X CPUD13X CPUD14X CPUD15X CASLN CASHN MRDNXRAS1N INTYMOUT INTYM YMCLR 64 CPUD13X CPUD15X CPUD12X CPUD14X CPUD11X CPUD9X CPUD10X RSTN MA2 MA3 DAKN1 TCN TC1CLKOUT MA1 MA11 MRDNX MA10 CASLN CASHN MA8 MA7 IDED7 IDED6 IDED5 I

27、DED4 IDED3 IDED2 IDED1 IDED0 IDED15 IDED14 IDED13 IDED12 IDED11 IDED10 IDED9 IDED8 IDED7 IDED6 IDED5 IDED4 IDED3 IDED2 IDED1 IDED0 IDED8 IDED9 IDED10 IDED11 IDED12 IDED13 IDED14 IDED15 64 LCD1N VO Q1 Q2 Q4 QOUT Q0Q0C Q1C Q2C Q3CQ3 DBN0 DBN5 SELN DBN1 DBN6 DBN3 ATNN ACKN DBN2 DBN7 DBNP ION CDN RESN R

28、EQN TPWR BSYN MSGN DBN4 ATNN DBN1 SELN DBN5 TPWR REQN DBN3 ACKN DBN2 DBN6 CDN ION DBN7 BSYN DBN0 RESN DBNP DBN4 MSGN LOLEDN IOWRN HILEDN LCD2N RSTN IORDN IOWRN YRSTN YIORDN YIOWRN YCPUA1 YCPUA2 YCPUA3 YCPUA4 MA4 MA9 RAS1N MA0 Q4 Q3 Q2 Q1 Q0 IDERDYIORDY CPUD2 CPUA3 CPUA19 CPUD7 CPUA2 CPUA2 CPUD1 CPUA

29、18 CPUD4 CPUD4 CPUA7 CPUA7 CPUD5 CPUD8X CPUA5 CPUA8 CPUA21 CPUA11 CPUD3 CPUA7 CPUD8 CPUD11 CPUD14 CPUA15 CPUA13 CPUA1 CPUD6 CPUA16 CPUD2 CPUD2 CPUD0 CPUD0 CPUA6 CPUD3 CPUD3 CPUD4 CPUD15 CPUA12 CPUA4 CPUA17 CPUD10 CPUD6 CPUD8X CPUA0 CPUD2 CPUD2 CPUA20 CPUD0 CPUD7 CPUD3 CPUD3 CPUA12 CPUD9 CPUD11 CPUA4

30、 CPUD5 CPUA15 CPUD6 CPUA1 CPUD8 CPUD2 CPUA21 CPUA11 CPUA19 CPUA6 CPUD3 CPUA18 CPUD4 CPUD4 CPUD15 CPUA4 CPUD5 CPUA15 CPUD6 CPUD0 CPUD0 CPUD7 CPUA6 CPUA14 CPUA14 CPUA2 CPUD1 CPUD4 CPUD15 CPUA7 CPUA9 CPUD5 CPUD10 CPUD4 CPUA16 CPUA0 CPUA8 CPUD0 CPUA11 CPUA3 CPUD13 CPUD12 CPUA23 CPUD4 CPUA10 MRDN CPUD8 C

31、PUD14 CPUA16 CPUA3 CPUA3 CPUA18 CPUA10 CPUA7 CPUD5 CPUD5 CPUA13 CPUA1 CPUA1 CPUD6 CPUD8X CPUD2 CPUD2 CPUD0 CPUD12 CPUD7 CPUD7 CPUA2 CPUD1 CPUD4 CPUD9 CPUD8 CPUA9 CPUA9 CPUD5 CPUA1 CPUD6 CPUD8X CPUA0 CPUA5 CPUA5 CPUA5 CPUD2 CPUA20 CPUD7 CPUD3 CPUA17 CPUA15 CPUA15 CPUA15 CPUD6 CPUD7 MRDN CPUA8 CPUD0 C

32、PUA3 CPUA6 CPUA6 CPUD3 CPUD1 CPUD4 CPUD9 CPUD11 CPUA22 CPUA17 CPUD6 CPUD0.15 CPUD8X CPUD13 CPUD12 CPUD7 CPUD7 CPUA23 CPUA18 CPUD5 CPUA1 CPUA16 CPUA5 CPUA8 CPUD0 CPUA3 CPUD13 CPUA14 CPUA14 CPUA2 CPUA2 CPUD1 CPUA12 CPUA10 CPUD9 CPUA4 CPUA1 MRDN CPUA5 CPUD0 CPUD13 CPUD3 CPUD1 CPUD15 CPUA4 CPUD14 CPUD5

33、CPUD10 CPUD6 CPUD6 CPUD0 CPUA0 CPUA8 CPUD1 CPUD1 CPUD1 CPUD4 CPUA10 CPUA22 CPUD5 CPUA13 CPUD6 CPUD1 CPUD2 CPUA11 CPUD12 CPUD7 CPUD1 CPUD1 CPUD4 CPUA12 MRDN CPUD11 CPUA4 CPUA17 CPUA9 CPUD10 CPUA13 CPUA1 CPUD3 CPUA0.23 CPUD2 CPUD2 CPUD0 CPUA6 CPUD3 CPUD3 CPUA7 CPUD14 CPUA2 CPUA19 CPUD5 CPUD4X CPUD5X C

34、PUD4X CPUD5X CPUD6X CPUD5X CPUD4X CPUD7X CPUD6X CPUD7X CPUD5X CPUD7X CPUD6X CPUD5X CPUD5X CPUD4X CPUD7XCPUD7X CPUD6X CPUD6X CPUD7X CPUD6X CPUD4X CPUD4X CPUD0X CPUD1X CPUD3X CPUD3X CPUD0X CPUD3X CPUD2X CPUD2X CPUD1X CPUD0X CPUD0X CPUD2X CPUD3X CPUD1X CPUD3X CPUD1X CPUD3X CPUD2X CPUD0X CPUD2X CPUD1X C

35、PUD0X CPUD0X CPUD2X CPUD5 CPUD1 CPUD6 CPUD2 CPUD7 CPUD0 CPUD4 CPUD3 CPUD13X CPUD15X CPUD12X CPUD14X CPUD11X CPUD9X CPUD10X CPUD8X CPUD15 CPUD9 CPUD10 CPUD14 CPUD8 CPUD11 CPUD13 CPUD12 MA10 RAS0N WEN WEN WEN RAS0N WEN WEN WEN RAS0N RAS0N CASNL CASHL MRDNX MRDNX CASLN CASHN +5V +5V +5V +5V +5V +5V +5V

36、 +5V +5V +5V+5V +5V +5V +5V +5V +5V +12V +12V +5V -12V +5V +5V +5V +5V +5V +5V +5V+5V +5V +5V +5V -12VS +5V +5V GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND +5V GND GND GND +12V +5V GND GND GND GND GND GND +5V GND GND GND GND GND GND GND DRAMVCC

37、 DRAMVCCDRAMVCC +5V GND DRAMVCC +5V GND GND GND DRAMVCC +5V +5V +5V GND +5V GND GND GND GNDGND +5V -12V +12V GND GND GND +5V GND +5V GND +5V +5V GND GND +5V +5V GND GND GND GND GND +5V GND GND GND GND GND +5V DRAMVCC GND +5V +5V +5V GND +5V GND GND GND +5V GND +5V GND +5V +5V +5V GND GND GND +5V +5V

38、 GND GND GND +5V +5V +5V GND +5V GND +5V GND +5V +5V J110 53 2 41 J120 53 2 41 J130 53 2 41 R155 150 R110 220 C155 22/50 D150 DA114 D152 DA114 R150 1K C154 1/50 C153 1/50 D110 DA114 R120 220 D120 DA114 R130 220 R140 220 R63 1K C152 680P C151 100P C52 100P C111 473 C121 473 J140 53 2 41 R2 2.2K R42.7

39、K X10 32MHZ R10 2.2K R1110K IC78D HC32 12 13 11 IC78C HC32 9 10 8 EMI FL110 EMI FL111 EMI FL120 EMI FL121 EMI FL130 EMI FL131 EMI FL140 EMI FL141 JP20 1 2 3 R1 4.7 1W R122.2K R111 270 R121 270 R14120 R15120 IB20A 2.2K 18 27 36 45 IB21A 2.2K 18 27 36 45 IB40A 33 18 27 36 45 IB41A33 18 27 36 45 IB42A3

40、3 18 27 36 45 IB43A 33 18 27 36 IC75C HC32 9 10 8 IC72 74HC138 1 2 3 6 4 5 15 14 13 12 11 10 9 7 A B C G1 G2A G2B Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7 FS80 miniSMDC100-02 C11 473 IC73 74HC138 1 2 3 6 4 5 15 14 13 12 11 10 9 7 A B C G1 G2A G2B Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7 D80 RB081L-20 R134.7K IB50A 2.2K 18 27 36 45 3

41、6 45 27 IB51A2.2K 18 C30 473 IC70A HM5118160LJ6 17 18 19 20 23 24 25 26 27 28 12 11 14 31 30 13 29 22 37 42 2 41 3 40 4 39 5 38 7 36 8 35 9 34 10 33 1 6 21 32 15 16 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 NC2 NC1 RAS LCAS UCAS WE OE GND1 GND2 GND3 D0 D15 D1 D14 D2 D13 D3 D12 D4 D11 D5 D10 D6 D9 D7 D8 VCC1 VCC

42、2 VCC3 NC5 NC3 NC4 C83 473 D151 DA114 W150 JB04 1 2 3 4 IC150 ICS2008AV 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 INTR RESET FRAME CLICK LTCIN- LTCIN+ LTCOUT LFC XTAL2 XTAL1 AVDD AVSS COUT YOUT C2 Y2 C1 Y1 STHRESH CTHRE

43、SH DTHRESH RXD CTS TXD RTS LRCLK VITCGATE VITCOUT D7 D6 D5 D4 D3 D2 D1 D0 IOW VDD VSS IOR UARTSC SMPTECS A1 A0 IC82 74HC157A 2 3 5 6 11 10 14 13 1 15 4 7 9 12 1A 1B 2A 2B 3A 3B 4A 4B A/B G 1Y 2Y 3Y 4Y IC78B HC32 4 5 6 P40 JTAG 6pin PROGRAMMER 1 2 3 4 5 6 +5V GND TCK TDO TDI TMS P51 EHR4P 1 2 3 4 D15

44、3 DA114 IC1 M51957AFP 7 2 45 6 +V TRIM GNDC RST R3 1K IC10 UPD70236(V53A) 71 72 74 75 76 77 79 80 81 82 83 84 87 88 89 90 18 66 78 86 11 69 2 4 6 8 1 62 64 3 5 7 9 13 65 67 68 73 85 61 23 63 10 12 70 14 15 16 17 19 20 21 22 24 25 26 27 28 29 30 120 119 118 117 116 115 114 113 112 111 110 109 108 107

45、 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 VDD VDD VDD VDD HLDRQ CPBUSY DMARQ0 DMARQ1 DMARQ2 DMARQ3 END/TC DSTB UBE DMAAK0 DMAAK1 DMAAK2 DMAAK3

46、 GND GND IC2(GND) IC2(GND) GND GND BCYST INTAK BUFEN REFRQ HLDAK IC1(OPEN) INTP0 INTP1 INTP2 INTP3 INTP4 INTP5 INTP6 INTP7 TCTL0 TOUT0 TCTL1 TOUT1 TCTL2 TOUT2 TCLK A23 A22 A21 A20 VDD GND A19 A18 A17 A16 A15 A14 VDD A13 A12 A11 A10 GND A9 A8 A7 A6 A5 A4 VDD GND A3 A2 A1 A0 DSR DTR RTS CTS RXRDY SINT

47、 RXD TXD AEX READY NMI BS8/16 GND BUSLOCK PCLKOUT CLKOUT RESOUT VDD X1 X2 RST BUSST0 BUSST1 BUSST2 M/IO R/W IOWR IORD MWR MRD IC50 UPD72068GF-3B9 25 26 27 28 30 31 32 34 19 20 15 21 22 16 18 36 37 35 38 48 49 51 52 11 12 5 8 55 58 61 64 24 29 68 7233 47 50 75 2 9 71 65 43 4223 53 6 10 13 45 46 17 3

48、14 39 40 41 1 44 7 54 56 57 59 60 62 63 66 67 69 70 73 74 76 77 78 79 4 80 D0 D1 D2 D3 D4 D5 D6 D7 RD WR ENRW CS A0 RSEL RESET DMAAK TC DMARQ INT XA1 XA2 XB1 XB2 VDD1 VDD1 GND2 GND2 GND2 GND2 GND2 GND2 GND1 GND1 GND2 GND2GND1 GND1 GND1 GND2 NC NC NC NC NC NCNC GND1 FLTR LCT ENPCS PCS0 PCS1 MSEL FLT

49、ACTL FMT DR0 DR1 2SIDE INDEX HDLD DEN0 DEN1 DS3 DS2 DS1 DS0 EM3 EM2 EM1 EM0 DIR STEP WDATA WE TRK0 WRPT RDATA SIDE READY C90 473 IC100 MB89371A-PF-G-BND(SIOx2) 1 2 3 4 5 6 7 8 9 10 11 1225 26 27 28 29 30 31 32 33 34 35 36 13 14 15 16 17 18 19 20 21 22 23 24 48 47 46 45 44 43 42 41 40 39 38 37 DB4 DB5 DB6 DB7 TRNCLK1 W CS1 RSLCT0 R RCVRDY1 RSLCT1 CS2RTS2 DTR2 RCVCLK2 TRNRDY1 SYNC/BRK1 CTS1 TRNEMP1 TRNDT