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SMSC RMII 10/100 manuale d’uso - BKManuals
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SMSC RMII 10/100 manuale d’uso

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Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso SMSC RMII 10/100. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica SMSC RMII 10/100 o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.

Che cosa è il manuale d’uso?

La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso SMSC RMII 10/100 descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.

Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.

Quindi cosa dovrebbe contenere il manuale perfetto?

Innanzitutto, il manuale d’uso SMSC RMII 10/100 dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo SMSC RMII 10/100
- nome del fabbricante e anno di fabbricazione SMSC RMII 10/100
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature SMSC RMII 10/100
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti

Perché non leggiamo i manuali d’uso?

Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio SMSC RMII 10/100 non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti SMSC RMII 10/100 e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio SMSC in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche SMSC RMII 10/100, come nel caso della versione cartacea.

Perché leggere il manuale d’uso?

Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo SMSC RMII 10/100, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.

Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso SMSC RMII 10/100. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.

Sommario del manuale d’uso

  • Pagina 1

    SMSC LAN8710/LAN8710i Revision 1.0 (04-15-09) DA T ASHEET Datasheet PRODUCT FEA TURES LAN8710/LAN8710i MII/RMII 10/100 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T echnology in a Small Footprint Highlight s  Single-Chip Ethe rnet Physical Layer T ransceiver (PHY)  Comprehensive flexPWR ® T echnology — Flexible Power Management [...]

  • Pagina 2

    ORDER NUMBER(S): LAN8710A-EZK FOR 32-PIN, QFN LEAD-FREE ROHS COMPLIANT P AC KAGE (0 TO +85°C TEMP) LAN8710Ai-EZK FOR 32-PIN, QFN LEA D-FREE RO HS COMPLIANT P ACKAGE (-40 T O +85°C TEMP) LAN8710A-EZK-TR FOR 32-PIN, QFN LEAD-FREE RO HS COMPLIAN T P ACK AGE (0 TO +85°C TEMP) LAN8710Ai-EZK-TR FOR 32-PIN, QFN LEAD -FREE ROHS COMPLIANT P ACKAGE (-40 T[...]

  • Pagina 3

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 3 Revision 1.0 (04-15-09) DA T ASHEET T able of Contents Chapter 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 1.1 General Terms [...]

  • Pagina 4

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 4 SMSC LAN8710/LAN8710i DA T ASHEET 4.7.1 Parallel Detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 4.7.2 Re-starting Auto-negotiat ion . [...]

  • Pagina 5

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 5 Revision 1.0 (04-15-09) DA T ASHEET 8.1.3 Twisted-Pair Interface Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 8.2 Magnetics Selection . . . . . . . . . . [...]

  • Pagina 6

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 6 SMSC LAN8710/LAN8710i DA T ASHEET List of Figures Figure 1.1 LAN8710/LAN8710i System Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 1.2 LAN8710/LAN8710i Arch[...]

  • Pagina 7

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 7 Revision 1.0 (04-15-09) DA T ASHEET List of T ables Table 2.1 LAN8710/L AN8 71 0i 32 -P IN QFN Pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Table 3.1 Buffer Type[...]

  • Pagina 8

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 8 SMSC LAN8710/LAN8710i DA T ASHEET Table 6.1 SMI Timing Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Table 6.2 100M MII Receive [...]

  • Pagina 9

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 9 Revision 1.0 (04-15-09) DA T ASHEET Chapter 1 Introduction 1.1 General T erms and Conventions The following is list o f the general terms used in this docume nt: 1.2 General Description The LAN8710/LAN8710i i[...]

  • Pagina 10

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 10 SMSC LAN8710/LAN8710i DA T ASHEET 1.3 Architectural Overview The LAN8710/LAN871 0i is compliant with IEEE 802.3-2005 standards (MII Pin s tolerant to 3.6V) a nd supports both IEEE 802.3-2005 compliant and ve[...]

  • Pagina 11

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 1 1 Revision 1.0 (04-15-09) DA T ASHEET Figure 1.2 LAN8710/LAN8 710i Architectura l Overview 10M Rx Logic 100M Rx Logic DSP Syst em: Clock Data Recovery Equalizer Analog-to- Dig i tal 100M PLL Squel ch & Fi[...]

  • Pagina 12

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 12 SMSC LAN8710/LAN8710i DA T ASHEET Chapter 2 Pin Configuration 2.1 Package Pin-out Di agram and Signal T able Figure 2.1 LAN8710/LAN8 710i 32-QFN Pin Assignments (TOP VIEW) VDD2A LE D 2/n IN TS E L LE D1/ REG[...]

  • Pagina 13

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 13 Revision 1.0 (04-15-09) DA T ASHEET T able 2.1 LAN8710/LA N871 0i 32-PIN QFN Pinout PIN NO. PIN NAME PIN NO. PIN NAME 1 VDD2A 17 MDC 2 LED2/nINTSEL 18 nINT/TXER/TXD4 3 LED1/REGOFF 19 nRST 4X T A L 2 2 0 T X [...]

  • Pagina 14

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 14 SMSC LAN8710/LAN8710i DA T ASHEET Chapter 3 Pin Description This chapter describes the signals on each pin. When a lower case “n” is used at the beginning of the signal name, it indicates that the signa [...]

  • Pagina 15

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 15 Revision 1.0 (04-15-09) DA T ASHEET TXD2 24 I8 Tr a n s m i t D a ta 2 : The MAC transmits data to the transceiver using thi s signal in MII Mode.  This signal should be g rounded in RMII Mode. TXD3 25 I8[...]

  • Pagina 16

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 16 SMSC LAN8710/LAN8710i DA T ASHEET 3.2 LED Signals RXER/ RXD4/ PHY AD0 13 IOPD RXER – Receive Error : Asserted to indicate th at an error was detected somewhere in the frame presently bei ng transferred fro[...]

  • Pagina 17

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 17 Revision 1.0 (04-15-09) DA T ASHEET 3.3 Management Signals 3.4 General Signals 3.5 10/100 Line Interface Signals LED2/ nINTSEL 2I O P U LED2 – Li nk S peed LED Indication. See Sect ion 5.3.7 for a descript[...]

  • Pagina 18

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 18 SMSC LAN8710/LAN8710i DA T ASHEET 3.6 Analog Reference 3.7 Power Signals TXN 28 AIO T ransmit/Receiv e Negative Channel 1 . RXP 31 AIO T ransmit/Receive Positive Channel 2 . RXN 30 AIO T ransmit/Receive Ne g[...]

  • Pagina 19

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 19 Revision 1.0 (04-15-09) DA T ASHEET Chapter 4 Architecture Det ails 4.1 T op Level Func tional Architecture Functionally , the transceiver can be divided into the following sections:  100Base-TX transmi t[...]

  • Pagina 20

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 20 SMSC LAN8710/LAN8710i DA T ASHEET 4.2.2 4B/5B Encoding The transmit data passes from the MII block to th e 4B/5B encoder . This block encodes the data from 4-bit nibbles to 5-bit symbols (known as “code-gr[...]

  • Pagina 21

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 21 Revision 1.0 (04-15-09) DA T ASHEET 4.2.3 Scrambling Repeated data patterns (especially the IDLE code-grou p) can have power spectral den sities with large narrow-band peaks. Scramblin g the data helps elimi[...]

  • Pagina 22

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 22 SMSC LAN8710/LAN8710i DA T ASHEET 4.2.6 100M Phase Lock Loop (PLL)  The 100M PLL locks on to reference clock and g enera t es the 125MHz clock used to drive the 125 MHz logic and the 100Base-Tx Tr ansmitt[...]

  • Pagina 23

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 23 Revision 1.0 (04-15-09) DA T ASHEET 4.3.3 NRZI and ML T -3 Decoding The DSP generates the ML T -3 recovered levels that are fed to th e ML T -3 converter . The ML T -3 is th en converted to an NRZI data stre[...]

  • Pagina 24

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 24 SMSC LAN8710/LAN8710i DA T ASHEET Figure 4.3 Relatio nship Between Recei ved Data and Specific MII Signals 4.3.8 Receiver Errors During a frame, unexpected co de-groups are consid ered receive errors. Expect[...]

  • Pagina 25

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 25 Revision 1.0 (04-15-09) DA T ASHEET In order to comply with legacy 10Ba se-T MAC/Controllers, in Half-duplex mode th e transceiver loops back the transmitted data, on the receive path. Th is does not confuse[...]

  • Pagina 26

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 26 SMSC LAN8710/LAN8710i DA T ASHEET 4.5.3 10M Receive Dat a Across the MII/RMII Interface For MII, the 4 bit data nibbles are sent to the MII block. In MII mode, these data nibbles are vali d on the rising edg[...]

  • Pagina 27

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 27 Revision 1.0 (04-15-09) DA T ASHEET comprised of 16 pins for data and control is de fined. In devices incorpor ating many MACs or transceiver interfaces such as switches, the number of p ins can add signific[...]

  • Pagina 28

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 28 SMSC LAN8710/LAN8710i DA T ASHEET Note 4.1 In RMII mode, this pin needs to ti ed to VSS. Note 4.2 The RXER signal is optional on the RMII bus. This si gnal is required by the transcei ver , but it is optiona[...]

  • Pagina 29

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 29 Revision 1.0 (04-15-09) DA T ASHEET The auto-negotiation pro toco l is a p urely physical layer activity and proceeds inde pendently of the MAC controller . The advertised capabilities of the transceiver are[...]

  • Pagina 30

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 30 SMSC LAN8710/LAN8710i DA T ASHEET Writing register 4 bits [8:5] allows software control of the capabilities advertised by the transce iver . Writing register 4 does not automatically re-start aut o-negotiati[...]

  • Pagina 31

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 31 Revision 1.0 (04-15-09) DA T ASHEET The internal logic o f the device detects the TX and RX pins of the connecting device. Since the RX and TX line pairs are interchangeable, special PCB design considerati o[...]

  • Pagina 32

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 32 SMSC LAN8710/LAN8710i DA T ASHEET 4.10 nINTSEL S trapping and LED Polarity Selecti on The nINT , TXER, and TXD4 functions share a comm on pin. There ar e two functional modes for this pin, the TXER/TXD4 mode[...]

  • Pagina 33

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 33 Revision 1.0 (04-15-09) DA T ASHEET 4.12 PHY Address S trapping The PHY ADDRESS bit s are latched in to an internal register at th e end of a hardware reset. The 3- bit address word [2:0] is input on the PHY[...]

  • Pagina 34

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 34 SMSC LAN8710/LAN8710i DA T ASHEET applications and in producti on testing, where the sa me reg ister can be written in all the transceivers using a single write transaction. The MDC signal is an aperiodi c c[...]

  • Pagina 35

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and f lexPWR ® T echnology in a Sm all Footprint Datasheet Revision 1.0 (04-15-09) 35 SMSC LAN8710/LAN8710i DA T ASHEET Chapter 5 SMI Register Mapping T able 5.1 Contro l Register: Register 0 (Basic) 15 14 13 12 1 1 10 9 8 7 6 5 4 3 2 1 0 Reset Loopback Speed Select A/N Enable Power Down Iso[...]

  • Pagina 36

    SMSC LAN8710/LAN8710i 36 Revision 1.0 (04-15-09) DA T ASHEET MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and f lexPWR ® T echnology in a Sm all Footprint Datasheet T able 5.5 Auto-Negotiation Advertisement: Register 4 (Extended) 15 14 13 12 1 1 10 9 8 7 6 5 4 3 2 1 0 Next Page Reserved Remote Fault Reserved Pause Operation 100Base- T4[...]

  • Pagina 37

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and f lexPWR ® T echnology in a Sm all Footprint Datasheet Revision 1.0 (04-15-09) 37 SMSC LAN8710/LAN8710i DA T ASHEET RSVD = Reserved T abl e 5.10 Mode Control/ Status Register 17: V endor -Specific 1 5 14 13 12 1 1 10 9 8 7 6 5 4 3 2 1 0 RSVD EDPWRDOWN RSVD LOWSQEN MDPREBP F ARLOOPBACK RS[...]

  • Pagina 38

    SMSC LAN8710/LAN8710i 38 Revision 1.0 (04-15-09) DA T ASHEET MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and f lexPWR ® T echnology in a Sm all Footprint Datasheet T able 5.15 Special Control/St atus In dicatio ns Register 27: V endor-Specific 1 5 1 4 1 3 1 2 1 1 1 0 98765 4 3 2 1 0 AMDIXCTRL Reserved CH_SELECT Reser ved SQEOFF Reserv[...]

  • Pagina 39

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 39 Revision 1.0 (04-15-09) DA T ASHEET The following registers a re supported (registe r numbers are in decima l): 5.1 SMI Register Format The mode key is as follow s:  RW = Read/write,  SC = Self cleari [...]

  • Pagina 40

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 40 SMSC LAN8710/LAN8710i DA T ASHEET T able 5.21 Regis te r 0 - Ba sic Control ADDRESS NAME DESCRIPTION MODE DEFAULT 0.15 Reset 1 = sof tware reset. Bit is self-clearing. For be st results, when setting this bi[...]

  • Pagina 41

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 41 Revision 1.0 (04-15-09) DA T ASHEET 1.4 Remote Faul t 1 = remote fault condition detected 0 = no remote fault RO/ LH 0 1.3 Auto-Negotiate Ability 1 = able to perform auto -negotiati on function 0 = unable to[...]

  • Pagina 42

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 42 SMSC LAN8710/LAN8710i DA T ASHEET 4.9 100Base-T4 1 = T4 able, 0 = no T4 ability This Phy does not support 100Base-T4. RO 0 4.8 100Base-TX Full Duplex 1 = TX with full dup lex, 0 = no TX full duplex a bility [...]

  • Pagina 43

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 43 Revision 1.0 (04-15-09) DA T ASHEET T able 5.27 Register 6 - Auto Negotiation Expansion ADDRESS NAME DESCRIPT IO N MODE DEFAULT 6.15:5 Reserved RO 0 6.4 Parallel Detection Fault 1 = fault detected by paralle[...]

  • Pagina 44

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 44 SMSC LAN8710/LAN8710i DA T ASHEET 17.6 AL TINT Alternate Interrupt Mode. 0 = Primary interrupt syst em enabled (Default). 1 = Alternate interr upt system enabled. See Section 5.2, "Interrupt Manag ement[...]

  • Pagina 45

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 45 Revision 1.0 (04-15-09) DA T ASHEET T abl e 5.3 2 Register 2 7 - Speci al Control/St atus Indications ADDRESS NAME DESCRIPTION MODE DEFAULT 27.15 AMDIXCTRL HP Auto-MDIX con trol 0 - Auto-MDIX enable 1 - Auto[...]

  • Pagina 46

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 46 SMSC LAN8710/LAN8710i DA T ASHEET 29.1 INT1 1 = Auto-Negotiation Page Re ceived 0 = not source of interrupt RO/ LH X 29.0 Reserved Ignore on read. RO/ LH 0 T able 5.35 Register 30 - In terru pt Mask ADDRESS [...]

  • Pagina 47

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 47 Revision 1.0 (04-15-09) DA T ASHEET 5.2 Interrupt Management The Management interface supports an interrupt cap ability that is not a pa rt of the IEEE 802.3 specification. It generat es an active low asynch[...]

  • Pagina 48

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 48 SMSC LAN8710/LAN8710i DA T ASHEET Note: The ENERGYON bit 17.1 is defau lted to a ‘1’ at the start of the signal a cquisition process, therefore the Interrupt source fl ag 29.7 will also read as a ‘1’[...]

  • Pagina 49

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 49 Revision 1.0 (04-15-09) DA T ASHEET in repeater mode or full -duplex mode. Otherwise th e transceiver asserts CRS based on either transmit or receive activity . The carrier sense logic uses the e ncoded, uns[...]

  • Pagina 50

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 50 SMSC LAN8710/LAN8710i DA T ASHEET 5.3.5.1 General Power-Down This power-down is controlled by register 0, bit 1 1. In this mode the entire transceiver , except the management interface, is powe red-down and [...]

  • Pagina 51

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 51 Revision 1.0 (04-15-09) DA T ASHEET 5.3.8.1 Near-end Loopback Near-end loopback is a mo de that sends the digital tr ansmit data back out the receive data signals for testing purpose s as indi cate d by th e[...]

  • Pagina 52

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 52 SMSC LAN8710/LAN8710i DA T ASHEET 5.3.8.3 Connector Loopback The LAN8710/LAN871 0i maintains reliable transmissi on over very short cables, and can be tested in a connector loopba ck as shown in Figure 5.3 .[...]

  • Pagina 53

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 53 Revision 1.0 (04-15-09) DA T ASHEET 5.3.9.2 M ode Bus – MODE[2:0] The MODE[2:0] bus controls the configuration of the 10/100 digit al block. When the nRST pin is deasserted, the register bit valu es are lo[...]

  • Pagina 54

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 54 SMSC LAN8710/LAN8710i DA T ASHEET When the nRST pin is deasserted, the register bit 18.14 (MIIMODE) is loaded according to the RXD2/RMIISEL pin. The mode is then con figured by the re gister bit value. W hen[...]

  • Pagina 55

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 55 Revision 1.0 (04-15-09) DA T ASHEET Chapter 6 AC Electrical Characteristics The timing dia grams and limits in this section define th e requirements placed on the external signals of the Phy . 6.1 Serial Man[...]

  • Pagina 56

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 56 SMSC LAN8710/LAN8710i DA T ASHEET 6.2 MII 10/100Base-TX/RX T imings 6.2.1 MII 100Base- T TX/RX Timings 6.2.1.1 100M MII Receive Timin g Figure 6.2 100M MII Receive Timing Diagram T able 6.2 100M MII Receive [...]

  • Pagina 57

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 57 Revision 1.0 (04-15-09) DA T ASHEET 6.2.1.2 100M MII T ransmit Timing Figure 6.3 100M MII T r ansmit Timing Diagram T able 6.3 100M MII T ransmit Timing V alues PARAMETER DESCRIPTION MIN T YP MAX UNITS NOTES[...]

  • Pagina 58

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 58 SMSC LAN8710/LAN8710i DA T ASHEET 6.2.2 MII 10Base-T TX/RX Timings 6.2.2.1 10M MII Receive Timing Figure 6.4 10M MII Rece ive Timing Diagram T abl e 6.4 10M MII Receive Timing V alues PARAMETER DESCRIPTION M[...]

  • Pagina 59

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 59 Revision 1.0 (04-15-09) DA T ASHEET 6.2.2.2 10M MII T ransmit Timin g Figure 6.5 10M MII T ra nsmit Timing Diagrams T able 6.5 10M MII T ransmit Timing V alues PARAMETER DESCRIPTION MIN T YP MAX UNITS NOTES [...]

  • Pagina 60

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 60 SMSC LAN8710/LAN8710i DA T ASHEET 6.3 RMII 10/100Base-TX/RX Ti mings (50MHz REF_CLK IN) 6.3.1 RMII 100Base- T TX/RX Timings (50MHz REF_CLK IN) 6.3.1.1 100M RMII Receive Timing ( 50MHz REF_CLK IN) Figure 6.6 [...]

  • Pagina 61

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 61 Revision 1.0 (04-15-09) DA T ASHEET 6.3.1.2 100M RMII T ransmit Timing (50MHz REF_CLK IN) Figure 6 .7 100M RMII T ransm it Timing Diagram (50MHz REF_CLK IN) T able 6.7 100M RMII T ransmit Timing V alues (50M[...]

  • Pagina 62

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 62 SMSC LAN8710/LAN8710i DA T ASHEET 6.3.2 RMII 10Base-T TX/RX Ti mings (50MHz REF_CLK IN) 6.3.2.1 10M RMII Receive Timing (50MHz REF_CLK IN) Figure 6.8 10M RMII Re ceive Timing Diagram (50MHz REF_CLK IN) T abl[...]

  • Pagina 63

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 63 Revision 1.0 (04-15-09) DA T ASHEET 6.3.2.2 10M RMII T ransmit Timing (50MHz REF_CLK IN) Figure 6.9 10M RMII T r ansmit Timing Diagram (50MHz REF_CLK IN) T abl e 6.9 10M RMII T rans mit Timing V alues (50MH [...]

  • Pagina 64

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 64 SMSC LAN8710/LAN8710i DA T ASHEET 6.4 RMII CLKIN Requirement s 6.5 Reset T iming T able 6.10 RMII CLKIN (R EF _CL K) Timing V alues PARAMETER DESCRIPTION MIN T YP MAX UNIT S NOTES CLKIN frequency 50 MHz CLKI[...]

  • Pagina 65

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 65 Revision 1.0 (04-15-09) DA T ASHEET 6.6 Clock Circuit LAN8710/LAN8710i can accept either a 2 5MHz cr ystal or a 25MHz single-ended clock oscillator (±50ppm) input. If the sin gle-ended clock osci llator met[...]

  • Pagina 66

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 66 SMSC LAN8710/LAN8710i DA T ASHEET Chapter 7 DC Electrical Characteristics 7.1 DC Characteristics 7.1.1 Maximum Guaranteed Ratings S tresses beyond those listed in may cause permanent damage to the device. Ex[...]

  • Pagina 67

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 67 Revision 1.0 (04-15-09) DA T ASHEET 7.1.1.1 Human Body Model (HBM) Performa nce HBM testing verifies the ability to withstand the ESD strikes like those that occur during hand ling and manufacturing, and is [...]

  • Pagina 68

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 68 SMSC LAN8710/LAN8710i DA T ASHEET 7.1.3 Power Consumption 7.1.3.1 Power Consumption Device Only Power measurements t aken over the operating condi tions specified. See Sect ion 5.3.5 for a description of the[...]

  • Pagina 69

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 69 Revision 1.0 (04-15-09) DA T ASHEET 7.1.4 DC Characteristics - I nput and Output Buffers T able 7.5 MII Bus Interface Signals NAME V IH (V) V IL (V) I OH I OL V OL (V) V OH (V) TXD0 0.63 * VDDIO 0.39 * VDDIO[...]

  • Pagina 70

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 70 SMSC LAN8710/LAN8710i DA T ASHEET Note 7.3 These levels apply when a 0-3.3V Clock is driven into XT AL1/CL KIN and XT AL2 is floating. The maximum input voltage on XT AL1/CLKIN is VDD2A + 0.4V . T able 7.6 L[...]

  • Pagina 71

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 71 Revision 1.0 (04-15-09) DA T ASHEET Note 7.4 Measured at the lin e side of the transformer , line replaced by 100 Ω (± 1%) resistor . Note 7.5 Offset from 16 nS pulse width at 50% of pulse peak Note 7.6 Me[...]

  • Pagina 72

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 72 SMSC LAN8710/LAN8710i DA T ASHEET Note 7.7 Min/max voltages guaranteed as me asured with 100 Ω resistive load. T able 7 .12 10BASE-T T ransceiver Chara cteristics P ARAMETER SYMBOL MIN TYP MAX UNITS NOTES T[...]

  • Pagina 73

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 73 Revision 1.0 (04-15-09) DA T ASHEET Chapter 8 Application Notes 8.1 Application Diagram The LAN8710 requires few ex ternal components. T he voltage on the magnetics center tap can range from 2.5 - 3.3V . 8.1[...]

  • Pagina 74

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 74 SMSC LAN8710/LAN8710i DA T ASHEET 8.1.2 Power Supply Diagram 8.1.3 T wisted-Pair Interface Diagram Figure 8.2 High-Level System Diagram fo r Power Figure 8.4 Copper Interface Diagram LAN8710 32-QFN RBIAS 32 [...]

  • Pagina 75

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 75 Revision 1.0 (04-15-09) DA T ASHEET 8.2 Magnetics Selection For a list of magnetics selecte d to operate with the SMSC LAN8 710, please refer to the Ap plication note “AN 8-13 Suggested Magne tics”. http[...]

  • Pagina 76

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 76 SMSC LAN8710/LAN8710i DA T ASHEET Chapter 9 Package Outline Notes: 1. Controlling Unit: millimeter . 2. Dimension b applies to pl ated terminals and is measured between 0.1 5mm and 0.30mm from the terminal t[...]

  • Pagina 77

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 77 Revision 1.0 (04-15-09) DA T ASHEET Figure 9.1 QFN, 5x5 T aping Dimensions a nd Part Orient ation[...]

  • Pagina 78

    MII/RMII 10/100 Ethernet T ransceiver with HP Auto-M DIX and flexPWR ® T echnology in a Sma ll Footprint Datasheet Revision 1.0 (04-15-09) 78 SMSC LAN8710/LAN8710i DA T ASHEET Figure 9 .2 Reel Dimensions for 12mm Carrier T ape[...]

  • Pagina 79

    MII/RMII 10/10 0 Ethernet T ransceiver with HP Auto-MDIX and flexPWR ® T e chnology in a Small Footpr in t Datasheet SMSC LAN8710/LAN8710i 79 Revision 1.0 (04-15-09) DA T ASHEET Note: S tandard reel size is 4000 pieces per reel. Figure 9.3 T ape Le ngth and Part Q uantity[...]