Manuale d’uso / di manutenzione del prodotto IQ31244 del fabbricante Intel
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Intel ® IQ312 44 Cus tom er Refe rence Boa rd User ’s Man ual April 2 004 Order Number : 252933- 001.
2 User’s Manual INFORMA TION IN TH IS DOCUMENT IS P ROVIDED IN CONNECTION WIT H INTEL ® PRODUCT S. EXCEPT AS PROVIDED I N INTEL'S TERMS AND CONDITIONS OF SALE FO R SUCH PRODUCTS, INTEL A SSUME.
User’s Manual 3 Contents Content s 1. 0 Int ro duc tio n ..... .... ... ..... .... ..... ..... .... ... ..... .... ..... ..... ..... .. ..... .... ..... ..... ..... .. ..... .... ..... ..... .. ..... ..... .... .. 7 1.1 F eature s ... ... .... .....
4 User’s Manual Contents Fig ur es 1I n t e l ® IQ31244 Custome r Reference Board Block Diagram ....................... .... ............ .. ................ 8 2 Component Lay out Diagram (not to scale) ......................... ....... ....... ...
User’s Manual 5 Contents Revision Histo ry Date R evision Description Apr il 20 04 001 Ini tia l re lease.
6 User’s Manual Contents THIS PAG E I NTENTIONAL LY LEFT BL ANK.
In te l ® IQ31244 Customer Referen ce Board User’s Manual 7 1.0 I ntrodu ction The Inte l ® IQ31244 Customer Re fere nce Board (her eafter cal le d “IQ312 44”) is a Flex A T X mothe rboa rd based on the Intel ® 80321 I/O Proces so r. The Int el ® thi rd-party part num ber f or this mothe r boa rd is MB-701 .
In te l ® IQ31244 Cus tom er Referen ce Boar d 8 User’s Manual Figu re 1. Inte l ® IQ31244 Custom er Referen ce Board Block Diagram.
In te l ® IQ31244 Customer Referen ce Board User’s Manual 9 1.1 F ea tures The featu res of the IQ31244 are des c ribed in Ta b l e 1 . T a ble 1. Features and Descriptions Fea ture D escr ipti on .
In te l ® IQ31244 Cus tom er Referen ce Boar d 10 User’s Manual 1.2 Elec tri cal Sp ecific at ions The elect rical speci fications of the IQ3 1244 ar e given i n Ta b l e 2 . Most A TX power -supply u nits (PS Us) regul ate of f t he 5 V si gnal. Whe n no de vices are drawing f r om th e 5 V supply , the A TX PSU does not suppl y 3.
In te l ® IQ31244 Customer Referen ce Board User’s Manual 11 1.4 Ph ysi cal C har ac ter ist ics Ta b l e 4 provides the p hysical charact eristi cs of t he IQ31 244. T a ble 4. Physical Chara cteristics Cha rac ter i sti c De sc ript io n Di mensi ons ( w idth × he ight ) 9.
In te l ® IQ31244 Cus tom er Referen ce Boar d 12 User’s Manual 1. 5 P hys i cal Conf igur ati on Fi gure 2 (not to scale) shows the loca ti on of jumpe r s, con nectors, and ICs on the IQ31 244 mo the r boa r d. Re fe r t o thi s fi gu re w h e n c om p one n t loca ti on s a r e ref ere nc ed la te r in th e m anu al .
In te l ® IQ31244 Customer Referen ce Board User’s Manual 13 1. 6 Ref eren ce In fo rma tion Ta b l e 5 provi des a list of referenc e in formation for th e components used in this pla tform.
In te l ® IQ31244 Cus tom er Referen ce Boar d 14 User’s Manual 2.0 PCI-X In terfac e The IQ31244 con tains two 64-bi t PCI-X buses. The pri mar y P CI bus , cl oc ked at up to 100 MHz, in terfa ce.
In te l ® IQ31244 Customer Referen ce Board User’s Manual 15 2.1 P AL Ar bit rati on Circ uit The IQ3124 4 provides a Pr ogra mmable Analog Logic ( P AL) arbi trati on ci rcuit on the pr im ary PCI-X bus. A rot at ing priori ty arbi tration s cheme with a host and th ree agent s is used.
In te l ® IQ31244 Cus tom er Referen ce Boar d 16 User’s Manual 3.0 I ntel ® 803 21 I/O Processo r The I nte l ® 80321 I/O Pr oce ssor is bas ed on the Intel XSca le ® micr o-ar chi tectu re cor e (co mpl ia nt with ARM* arc hite ctu re).
In te l ® IQ31244 Customer Referen ce Board User’s Manual 17 Fi gur e 3 . I nt el ® 80321 I/O P rocesso r Blo ck Diagram.
In te l ® IQ31244 Cus tom er Referen ce Boar d 18 User’s Manual 3.1 Int err upts The I nte l ® 80321 I/O Proce ssor is built aroun d an Intel XScale ® co re, which has fo ur externa l inte rrupt lin es d es ig nated XINT0# throu gh XI NT3#.
In te l ® IQ31244 Customer Referen ce Board User’s Manual 19 3.2 Gen er al- P urp ose I /O U nit The Inte l ® 8032 1 I/O Pro cessor ha s eight general -purpose I/O GPIO[7:0 ] pins to control or monit or external devic es in the I/O subs ys tem: • The GPIO[0] and GPIO[1] signals are for CompactFl ash* status.
In te l ® IQ31244 Cus tom er Referen ce Boar d 20 User’s Manual 3.4 SDRAM E EPRO M The EEPROM loc ated on t he SDRAM modul e c ontains identi ficat ion and conf igurat ion inform atio n. S tart-u p c ode must r ead t his i nformat ion on power -up and must p rope rly configur e t he I nte l XScale ® proc essor to the SDRAM type.
In te l ® IQ31244 Customer Referen ce Board User’s Manual 21 3.7 DDR SDR AM The Inte l ® 80321 I/O Processor in tegrat es a memory cont rolle r unit (MCU) to provide a dire ct inte rface betwe en the proces s or and it s local mem ory su bsystem. The I Q31244 boa rd is equippe d with a 184-pin DIMM socke t to accept a +2.
In te l ® IQ31244 Cus tom er Referen ce Boar d 22 User’s Manual 4.0 Gigabit Ethernet Interface The IQ31244 inc ludes an Int el ® 82546 EB Dual-Port Gigab it Ethernet Contr oller on the primary PCI - X bus. Ea ch port conne ct or , J2 and J3, has a LINK indi ca tor LED on the left side an d a ACTIVITY i ndica tor LED on the ri ght s ide.
In te l ® IQ31244 Customer Referen ce Board User’s Manual 23 5.0 SA T A Interface On the IQ31244 , t he I ntel ® 31 154 133 MHz PCI Brid ge inte rface s with four I ntel ® 312 44 PCI-X t o Ser ial A T A Contr oll ers on the 64 -bit d ata s econdar y PCI -X bus clocking at 100 MHz.
In te l ® IQ31244 Cus tom er Referen ce Boar d 24 User’s Manual 5.1 SA T A JT AG In ter face The I nte l ® 31244 P CI-X t o Seri al A T A Con trolle r JT AG int e rface i s pr ovided to assi st on-boa rd tes t ing on one of the four 31244 devi ces.
In te l ® IQ31244 Customer Referen ce Board User’s Manual 25 5.3 Ac tiv it y LE D s The IQ3124 4 provides a group of fou r se ts of head er s for each SA T A control le r loc ated on the bottom - left corne r of the boa rd. Each s et of headers repre s ents a cathode and ano de of an LED for eac h port of the SA T A cont roll er .
In te l ® IQ31244 Cus tom er Referen ce Boar d 26 User’s Manual 6.0 Peripheral Bus In terface Unit The Pe riphera l Bu s Interf ace (PBI) unit is a data-com municat ion path t o various component s of the In t el ® I/O p rocess or hardware syste m th at do not h ave PCI bus int erfaces and do not opti m ally r eside on the PCI bus .
In te l ® IQ31244 Customer Referen ce Board User’s Manual 27 6.3 Con so le Se rial Por t A singl e console seria l port with a DB-9 li ne inte rface is inc lu ded on the IQ3124 4. This p ort can be conne cted to a host syste m through the DB-9 connecto r fr om th e rear I/O.
In te l ® IQ31244 Cus tom er Referen ce Boar d 28 User’s Manual 6. 5 JT AG Emu lator Su pport The IQ31244 provi des a JT AG debugg er int erfac e at J5.
In te l ® IQ31244 Customer Referen ce Board User’s Manual 29 7.0 A TX P ower Connector T able 21 s hows the co nnector pi nout f or the main A TX powe r conn ector (J 7). Thi s heade r is impl em ent ed with a Molex* 39-2 9-9202 or equiva le nt. This power con nec tor mates with a power suppl y conn ector , Mol ex 39- 01-2200 o r equi valent .
In te l ® IQ31244 Cus tom er Referen ce Boar d 30 User’s Manual 8.0 J um per s § § T able 22. Jumper Opti ons De si gna tor T ype Co nfi gur e De sc rip ti on J4 2-p in po st Add sh unt to ena ble Enable s spread-sp ectrum clocking on t he pri ma ry PC I cl oc k s.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Intel IQ31244 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Intel IQ31244 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Intel IQ31244 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Intel IQ31244 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Intel IQ31244, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Intel IQ31244.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Intel IQ31244. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Intel IQ31244 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
