components :: standardMicrosystems :: dataSheets :: SMC 37C93x

202 Pages·0.57 MB·English

x39C73CDF
O/I artlU elbitapmoC yalP dna gulP (cid:212)(cid:212) rellortnoC
SERUTAE F
• 5 Volt Operation • kyspi pD Bo S5ldO6FeM7sCneciL
• ASI yalP-dna-gulP dradnatS noisreV()a0.1 reelrlooCrtnoC
re tteseliSbgietRapmoC - Supports Vertical Recording Format
• rell odrrt an2oo4bC0y8eK - 6 1e taytOBaFDIF
- 2K Program ROM - 100% IBM® Com patibility
- MaA tRsaeD t6y5B2 - nur r nedu dnr snarltUelcvAeOteD
- s sseucotcnAorhcnysA a tooawDT Conditions
rets isgu e tsRdearnnteaOStsigeR - 48 mA Drivers and Schmitt Trigger
- stroppuS tpurretnI dna gnilloPsseccA Inputs
- 8 Bit Timer/Counter - ci geolLb aAnMED
• laeR emiTkcolC - srets ilgoer Rte eanvdttoinaaCraRDD
- elbit a78p 81md28on16CaS4D1CM • ldraeo tctainatgaraihaDDnpEeS
- SdOneMi kCycra eBs t eft6toa5yB2B - Low Cost Implementation
ss e kf8tono2ywa1BTB - der isutqneeRn orp emotoNlCiF
- elibak cMS soAOfeL RMot8Cy2B1 n - 2,spb M1,spbM 0,0s 5p0,b0sK3pbK
skc oe lt2By3Bx4 se ta ats Rap0Db5K2
- 12 and 24 Hour Time Format - enlobiatmamsanregpomroPsceedroPM
- Binary and BCD Format • Serial Ports
- 1 m a ybdnatS tnerruC)pyt( - sesse rtdndeAr ee flo0fbt8ia4DtacoleR
• tneme g ratoenntwaeuoMgAPilletnI - 13 IRQ Options
• BM88.2 repuS O/I yppolF ksiDrellortnoC - elbitap m0o5C5C6 1dSe Neh pgoSiwHT
- sesse rtdndeAr ee flo0fbt8ia4DtacoleR et y6eB1vieceR/dn ehSt iswTRAU
- 13 IRQ Options FIFOs
- 4 AMDsnoitpO - Program rotar eedentuleaabGRBam
- kyspi pD Bo S5ldO6FeM7sCneciL - Modem Control Circuitry Including 230K
Controller d uK a0dB6n4a
- dlearct oniatagtaviardDDaApeS - ,ADrI ,RIS-PH RI-KSAtroppuS
- erawtf o d SenrlaebtistiahgptemiRowC • ecaf rEeDtInI
AA7 7y0r2a8teir pso'rCPSMS - sesse rtdndeAr ee flo0fbt8ia4DtacoleR
elbitapmeorCoC - 13 IRQ Options ( hg ugonrih rtQeReItS
- Sophisticated Power Control Circuitry )pihc
nw oe dlgrpne iiw)tdoCluPCulPMc(nI - tr o eprvpuiuorSFD/le nonwaThC
noitpmus nroe CwdoePcu drseoeRfdoM - On- ci gtocLe l deenSdao cpeiDhC
- emaG troP tceleScigoL elbitapmoC htiw MBI ®TX/CPdna
- stroppuS owT yppol FseviyrlDtceriD se v k idsdrrieDaDdHd e®bTmAE/CP
- 42 Am TA suBsrevirD • ecafr eMtOn RIlPaEiEreS
- ngis eSDO MrCew owPoL • edoM-itluM (cid:212) Parallel Port with ChiProtect (cid:212)
TABLE OF CONTENTS
SERUTAEF ................................ ................................ ................................ ................................ ........ 1
NOITPIRC SLEADRENEG ................................ ................................ ................................ .................. 3
NOITAR UNGIIPFNOC ................................ ................................ ................................ ....................... 4
SNOI TN COFNNIOIUTPFPIRCSED ................................ ................................ ................................ .5
NOITPIRC SLEADNOITCNUF ................................ ................................ ................................ .......... 11
SRETS IROGE/EPIRUS ................................ ................................ ................................ .................. 11
ECAFRE TRNOISSEC OTRSPOH ................................ ................................ ................................ .... 11
RELLORT NK OSYCIPDPOLF ................................ ................................ ................................ ......... 21
SRETSIG ELRANRET NCIDF ................................ ................................ ................................ ........... 21
SNOITPIRCSED/T EDSNAMMOC ................................ ................................ ................................ .... 63
TNEOSITCURTSNI ................................ ................................ ................................ ......................... 04
)TR AT URL(OAPIRES ................................ ................................ ................................ ..................... 66
ECAFRET NDIERARFNI ................................ ................................ ................................ ................... 08
TR OLPELLARAP ................................ ................................ ................................ ............................. 18
SE D PDOLPNMAEANOITCE R,IED L-BIIBTAP MTOA C/MTBXI ................................ .................... 38
TR OLPELLAR ASPEITILIBAP ADCEDNETXE ................................ ................................ ................. 98
TNEMEG ARN EAOWMTOUPA ................................ ................................ ................................ ..... 201
ECAFRET NSICINORTCE LEEVI RDDETARGETNI ................................ ................................ ....... 701
SRETS I EGTLESIROFH ................................ ................................ ................................ ................ 701
SRETSI GEE LRKISFAT ................................ ................................ ................................ ................ 701
SELBA NTEUPT UEODI ................................ ................................ ................................ ................. 801
REF FSUOBIB ................................ ................................ ................................ ................................ 901
NOITPIRC SLEADNOITC NOEU/SFIOP RLUAPRENEG ................................ ............................... 111
NOITPIRC SLEADNOITC NKUCF OEL MCLI AT DERNREALLORT NDORCAOB Y2E4K08 ........... 221
NOITARUGIFNOC ................................ ................................ ................................ .......................... 731
NOITPIR CLSAENDOITAREPO ................................ ................................ ................................ ...... 071
*SGNIT ADREETNARA UMGUMIXAM ................................ ................................ ............................ 071
SCITSIRETCARA HLCACIRTCE LCED ................................ ................................ .......................... 071
SMAR GGANIIDMIT ................................ ................................ ................................ ....................... 471
GNI MTI RTLOEPLLA RPACPE ................................ ................................ ................................ ...... 691
39C73CDF x TEE HASTAR RE ................................ ................................ ................................ ......... 102

0 8 yakrA.rD
,e g.8uY8 aN7p1p1ua H
)615 (0006-534
3X 2A)1 F631-53(72

2
- sesse rtdndeAr ee flo0fbt8ia4DtacoleR - ed odMee phSgiH
- 13 IRQ Options - tfos odtdrntrcaeailkMwceaHP
- 4 AMDsnoitpO )stPerCioEtP(ili bdaepdanCetxE
- ed odMecnahnE Compatible (IEEE 1284 Compliant)
- : eddroaMdnatS - setaroptrcoectnoIrPihC (cid:212) Circuitry for
- , Td2,An/ T/aSMXCPB/PICP (cid:212) tnesogniait maceageuDAtDorPot
Compatible Bidirectional Parallel Port n Or-ertenwiorPP
- l e tld)rlePoacPPrnEaa(PhnE - 12 mA Output Drivers
elbitapmoC - PPE 7.1 dna PPE9.1 • e cAa SftIrseotHnI
(IEEE 1284 Compliant) • 16 Bit Address Qualification

• ega k0nPc6iFa1PQP

LARENNEOGITPIRCSED

eh T x39C73CDF setaroprocni a draobyek eh T x39C73CDF sedivorp troppus rof ehtASI
,ecafretni emit-laer ,kcolc s'CSMS eurtSOMC yalP-dna-gulP dradnatS noisreV( )a0.1 dna
765B floppy disk controller, advanced digital provides for the recommended functionality to
atad ,rotarapes 61 etyb atad ,OFIF owt055C61 support Windows '95. Through internal
elbitapmoc ,sTRAU eno edoM-itluM lellaraptrop noitarugifnoc ,sretsiger hcae fo eht
which includes ChiProtect circuitry plus EPP s'x39C73C DlFacigol s'ecived O/I ,sserddaAMD
dna PCE ,troppus EDI ,ecafretni pihc-no 42Am channel and IRQ channel may be programmed.
TA sub ,srevird emag trop pihc tceles dnaowt erehT era 084 O/I sserdda noitacol ,snoitpo31
yppolf tcerid evird .troppus ehT eurt SOMC QRI ,snoitpo dna eerht AMD lennahc snoitporof
765B core provides 100% compatibility with IBM . elc aihcvcieagdeol
TX/CP dna TA/CP serutcetihcra ni noitiddaot
gnidivorp atad wolfrevo dna wolfrednu eh T x39C73CDF seod ton eriuqer ynalanretxe
.noitcetorp ehT CSMS decnavda latigidatad retlif stnenopmoc dna ,si ,erofereht ysae otesu
rotarapes setaroprocni s'CSMS detnetapatad dna sreffo rewol metsys tsoc dna decuderdraob
rotarapes ,ygolonhcet gniwolla rof esae fo .aera ehT x39C73CDF si erawtfos dnaretsiger
gnitset dna .esu htoB pihc-no sTRAU era elbitapmoc htiw s'CSMS yrateirporpAA77028
elbitapmoc htiw eht .055C61SN ehTlellarap .eroc
,trop eht EDI ,ecafretni dna eht emag troptceles
logic are compatible with IBM PC/AT IBM, PC/XT and PC/AT are registered trademarks and PS/2 is
,erutcetihcra sa llew sa PPE dna .PCE ehT traa demaIornfkt ernationBauls ineMsasc hinCeosr poration

SMSC is a registered trademark and Ultra I/O, ChiProtect, and
x39C73CDF setaroprocni detacitsihpos rewop
edoM-itluM era skramedart fo dradnatS smetsysorciM
control circuitry (PCC). The PCC supports Corporation
multiple low power down modes.

3
PIN CONFIGURATION
R N
nDTR2nCTS2nRTS2nDSR2TXD2RXD2nDCD2nRI2nDCD1nRI1nDTR1nCTS1nRTS1nDSR1TXD1RXD1nSTBnALFnERROnINITnSLCTIVCCPD0PD1PD2PD3PD4PD5PD6PD7GNDnACKBUSYPESLCTVCCXTAL2GNDXTAL1VBAT
0987654321098765432109876543210987654321
6555555555544444444443333333333222222222
1111111111111111111111111111111111111111
GND 1 120 nROMDIR
DRVDEN0 2 119 nROMCS
DRVDEN1 3 118 RD7
nMTR0 4 117 RD6
nDS1 5 116 RD5
nDS0 6 115 RD4
nMTR1 7 114 RD3
GND 8 113 RD2
nDIR 9 112 RD1
nSTEP 10 111 RD0
nWDATA 11 110 GP25
nWGATE 12 109 GP24
nHDSEL 13 108 GP23
nINDEX 14 107 GP22
nTRK0 15 106 GP21
nWRTPRT 16 FDC37C93x 105 GP20
nRDATA 17 104 GP17
nDSKCHG 18 103 GP16
MEDIA_ID1 19 102 GP15
mEDIA_ID0 20 101 VCC
VCC 21 160 Pin QFP 100 GP14
CLOCKI 22 99 GP13
nIDE1_OE 23 98 GP12
nHDCS0 24 97 GP11
nHDCS1 25 96 GP10
IDE1_IRQ 26 95 GND
nHDCS2/SA13 27 94 MCLK
nHDCS3/SA14 28 93 MDAT
IDE2_IRQ/SA15 29 92 KCLK
nIOROP 30 91 KDAT
nIOWOP 31 90 IOCHRDY
A2 32 89 TC
A1 33 88 DRQ3
A0 34 87 nDACK3
24CLK 35 86 DRQ2
16CLK 36 85 nDACK2
CLK01 37 84 DRQ1
CLK02 38 83 nDACK1
CLK03 39 82 DRQ0
GND 40 81 nDACK0
1234567890123456789012345678901234567890
4444444445555555555666666666677777777778
SA0SA1SA2SA3SA4SA5SA6SA7SA8SA9SA10SA11nCS/SA12IRQ15IRQ14IRQ12IRQ11IRQ10IRQ9VCCRQ8/nIRQ8IRQ7IRQ6IRQ5IRQ4IRQ3IRQ1nIORnIOWAENGNDSD0SD1SD2SD3SD4SD5SD6SD7ESET_DRV
I R

4
DESCRIPTION OF PIN FUNCTIONS
PIN NO. NAME SYMBOL EP YRTEFFU B
ECAFRE TTNSIOH/ROSSECOR P
97:2 7 metsy S ataDsuB SD[0:7] I/O24
25:1 4 sss eumrBedtdsAy S SA[0:11] I
3 5 eto)N1 (e)vw io2tL1cAAS(/t cpeilhe CS SC n I
0 7 s seelrbd adAn A MErDe(ts asmah )sluobrtnoc NE A I
0 9 y dlaeenR nOa/h IC YDRHCO I 42D O
0 8 evi rtDese R VRD_TESE R IS
67:61, tpurretn I stseuqeR]51,41,21:3,1[ IRQ[1,3:12, 42D O
45:95 (Polarity control for IRQ8) 14,15]
82,84, stseuq eARM D DRQ[0:3] O24
88,6 8
81,83, egdelwonk cAAM D ]3:0[KCAD n I
78,5 8
9 8 Terminal Count C T I
8 6 O/d IaeR nIOR I
9 6 I/O Write nIOW I
5 3 lai rkec SolC tuO 42()zHM KLC4 2 RS8 0
6 3 t zu6HO 1M KLC6 1 RS8 0
2 2 tkzucHpoMnl8IC13.4 1 IKCOL C KLC I
7 3 z HktMcu8op1lt3Cu.O14 1 1OKL C RS61 O
8 3 z HktMcu8op1lt3Cu.O24 1 2OKL C RS8 0
9 3 z HktMcu8op1lt3Cu.O34 1 3OKL C RS8 0
SN IRPEWO P
21, 60, eg ayt llVpo5pV +uS CC V
101, 125,
931
1, 8, 40, Ground DN G
71, 95,
,321031
ECAFRET NDID F
7 1 a tk asdDiaDe R ATADR n IS
2 1 Write Gate nWGATE 84D O
1 1 Write Disk Data nWDATA 84D O

5
DESCRIPTION OF PIN FUNCTIONS
PIN NO. NAME SYMBOL EP YRTEFFU B
3 1 t c e e1 d0 l(=i)desaSe H LESDH n 84D O
9 pet S noitceriD 1( = tuo) RID n 84D O
0 1 esl upPet S PETS n 84D O
8 1 egn akhsCi D GHCKSD n IS
5,6 se nticLe leevSir D nDS[1:0] 84D O
7,4 roto M nOseniL ]0:1[RTM n 84D O
6 1 Write Protected nWPROT IS
5 1 kcar T0 0RT n IS
4 1 tu pens IlxuePdn I XEDNI n IS
3,2 t]yc0 te:eil1vse[inSre DD ] 0N:E1D[VR D 84D O
02,9 1 ai d. esD MtIup ni d e ecyndnpIoapmhonl2ef MID[1:0] IS
eseht stupni era eht aidem DI ]0:1[.stupni
ECAFRE T TN1R IOLPAIRE S
54 1 a t1laaDi reevSiece R 1DX R I
64 1 Transmit Serial Data 1 1DX T O4
84 1 d1n eotStseuqe R 1STR n O4
94 1 d n1roeatSel C 1STC n I
05 1 laat nayi DdmareeRT1 1RTD n O4
74 1 y1da et ReaSta D 1RSD n I
25 1 tc e1rteeiD rartaaC D 1DCD n I
15 1 Ring Indicator 1 1IR n I
ECAFRE T TN2R IOLPAIRE S
55 1 a t2laaDi reevSiece R 2DX R I
65 1 Transmit Serial Data 2 2DX T O4
85 1 d2n eotStseuqe R 2STR n O4
95 1 d n2roeatSel C 2STC n I
06 1 laat nayi DdmareeRT2 2RTD n O4
75 1 y2da et ReaSta D 2RSD n I
45 1 tc e2rteeiD rartaaC D 2DCD n I
35 1 Ring Indicator 2 2IR n I
ECAFRET N1IED I

6
DESCRIPTION OF PIN FUNCTIONS
PIN NO. NAME SYMBOL EP YRTEFFU B
3 2 e l1bE aDn IE EO_1EDI n O4
4 2 tc0e lp ei1ShECD I 0SCDH n O24
5 2 tc1e lp ei1ShECD I 1SCDH n O24
0 3 IOR Output nIOROP 42 0
1 3 IOW Output nIOWOP 42 0
43:2 3 Address [2:0] Output A[2:0] 42 0
6 2 tse utqpeuRrr e1tEnDI I QRI_1ED I I
ECAFRET N2IED I
7 2 e t)3o31N A(tSc/ e 2pl2ieEhSDC I 2SCDH n I/O24
8 2 e t)4o31N A(tSc/ e 3pl2ieEhSDC I 3SCDH n I/O24
9 2 51AS/tse utqpeuRrr e2tEnDI I QRI_2ED I I
ECAFRET NTIR OLPELLARA P
131:83 1 lellara P troP ataDsuB PD[0:7] I/OP24
04 1 tc erleetSnir P NITCLS n OD24/OP24
14 1 Initiate Output nINIT OD24/OP24
34 1 de eeFn ioLtu A FLA n OD24/OP24
44 1 eborlta SngiS BTS n OD24/OP24
82 1 ysu BlangiS YSU B I
92 1 ekahsdn aeHgdelwonkc A KCA n I
72 1 d nrEepa P E P I
62 1 detce lreeStnir P TCL S I
24 1 Error at Printer RORRE n I
EMKICTO-LLCAE R
22 1 zhK2 3 latsyrCtupnI 1LAT X 2KLC I
42 1 32Khz Crystal Output 2LAT X 2KLC O
12 1 eg aytrleotVta B tab V
ESUOM/DRAOBYE K
1 9 a tdarDaobye K TAD K I/OD16P
2 9 k cdorlaCobye K KLC K I/OD16P
3 9 at aeDsuo M TAD M I/OD16P

7
DESCRIPTION OF PIN FUNCTIONS
PIN NO. NAME SYMBOL EP YRTEFFU B
4 9 kc oelsCuo M KLC M I/OD16P
EOS/OI PLRAURPENE G
6 9 GP I/O; IRQ in 01P G I/O4
7 9 GP I/O; IRQ in 11P G I/O4
8 9 GP I/O; WD Timer Output /IRRX 21P G I/O4
9 9 P G ;O/I rewoP deL tuptuoXTRI/ 31P G I/O24
00 1 ed os cs;Pee O GDrP/dGIdA 41P G I/O4
20 1 GP I/O; GP Write Strobe 51P G I/O4
30 1 P G ;O/I YOJSC YdOaJe/RebortS 61P G I/O4
40 1 GP I/O; Joy Write Strobe 71P G I/O4
50 1 GP I/O; IDE2 Output Enable/8042 P20 02P G I/O4
60 1 GP I/O; Serial EEPROM Data In 12P G I/O4
70 1 GP I/O; Serial EEPROM Data Out 22P G I/O4
80 1 GP I/O; Serial EEPROM Clock 32P G I/O4
90 1 P G ;O /lIa iMrOeReSPlEbEanE 42P G I/O4
01 1 GP I/O; 8042 P21 52P G I/O4
SREF FSUOBI B
811:11 1 MO R suB O/I( ot eht DS)suB RD[0:7] I/O4
91 1 y td l McepnrOes)ioo RluMh(feOCSR SCMOR n I
02 1 MO R tuptuO elbanE )RID( ylno( desu rof)MOR MOR n RID I

e:t1o N nCS -This pin is the active low chip select, it must be low for all chip accesses. For 12 bit
addressing, SA0:SA11, this input should be tied to GND. For 16 bit address qualification,
sserdda stib 51AS:21AS nac eb "deRO" rehtegot dna deilppa ot siht .nip fI 2EDI siton
d e ,2 to, d1nctSneAa eCi sScennp7 ubn2 , oo3nct1i Ap8S2 o4 t1d AnnSai p92 .o5t1AS
e:t2o N YYn - e h"Tn "s taesthretilf ret fo a langis eman setacidni na evitcA" "woL.langis
e:t3o N 2SCDHn dna 3SCDHn eriuqer a pu-llup ot erusne a cigol hgih ta pu-rewop nehw desurof
IDE2 until the Active Bit is set to 1.

8
snoi trp eiefrpfcyusT BeD

I Input, TTL compatible.
IS Input wi th Schmitt trigger.
I/OD16P Input/Output, 16mA sink, 90uA pull-up.
I/O24 Input/Output, 24mA sink, 12mA source.
I/O4 Input/Output, 4mA sink, 2mA source
O4 Output, 4mA sink, 2mA source.
RS8O Output, 8mA sink, 4mA source with Slew Rate Limiting
O16 RS Output, 16mA sink, 8mA source with Slew Rate Limiting
O24 Output, 24mA sink, 12mA source.
42DO Output, Open Drain, 24mA sink.
84DO Output, Open Drain, 48mA sink.
42PO Output, 24mA sink, 12mA source.
I/OP24 Input/Output, 24mA sink, 12mA source, 09 m A pull-up
KLCI Clock Input
2KLCI Clock Input
2KLCO Clock Output

9
5 V nGPA
Vcc (5) Vss (7) nGPCS* nGPWR* BUBFIOFSER nnRRRDOO[0MM:7CD]SIR
MANPAOGWEEMRE NT DECODER PD0-7
MULTI-MODE
D ATA BUS PPOARRMATUL/XFLDECL BnEURSRY,O SRL,C nTA, CPKE,
nSTROBE, nSLCTIN,
nINIT, nAUTOFD

DATAIN* ADDRESS BUS GENERAL GP1[0:7]*
CLK*D, AETNAAOBULTE** ESEEPRRIAOLM PURI/POOSE GP2[0:5]*
CONF IGURATION TXD1, nCTS1, nRTS1
REGISTERS 16C550
nIDE_ACK COMPATIBLE RXD1
SERIAL
nIOR PORT 1 nDSR1, nDCD1, nRI1, nDTR1
nIOW CONT ROL BUS
AEN
SSAA[1[30-:1152]] HCOPSUT SMSC WWCDLAOTCAK DIGITAL CPIOONMR1SF6ETRPCR AA25IT RA5WIEB0LI DLTEH ITRnRDXXRDSDXR22*(2,(I IRI,RR nTRTDXXXC))*, Dn2C,T nSR2I,2 n, RnDTTSR22
DSRDQ[[O0::73]] INTERFACE 820P7FR7LVO OCEPPRORPTMIEYICPTDAAAITSLRIKBY LE SWEPIPTRDHAEAR CWTAOART MOIT-RE OPITDIOE2NAL nIIDDHEED12C__SIIRR2QQ,3
nDACK[0:3] CONTROLLER PENSATION nIDE_DMA_ACK
TC CORE RRCDLAOTCAK INTEIRDFEACE nnnIIIDOOEWR1OO_POPE
nHDCS0, nHDCS1
IRQ[1,3-12,14,15] A[2:0]
RESET_DRV CGLOENCK 8042 KKBBDCALTKA
IOCHRDY nINDEX DENSEL nD S0,1 MMSSDCALTKA
nTRK0 nDIR nM TR0,1 P21*
CLK 1 nnDWSRKPCRHTGnnHSDTSEEPL DDRRVV DDEENN01 nWDATA nRDATA RTC XVBTAATL1,2
(14.318) nWGATE MID 0
2146CCLLKK C(1L4K.03[118:3)] MI D1 *Multi-Function I/O Pin - Optional
MARGA IKDCO LxB39C7 3 EC 1RD-UFGI F

01