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DP83840AVCE bảng dữ liệu(PDF) 49 Page - Texas Instruments |
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DP83840AVCE bảng dữ liệu(HTML) 49 Page - Texas Instruments |
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49 / 91 page ![]() 4.0 Registers (Continued) 48 National Semiconductor Version A 4.7 AUTO-NEGOTIATION LINK PARTNER ABILITY REGISTER (ANLPAR) Address 05h This register contains the advertised abilities of the Link Partner as received during Auto-Negotiation. Bit Bit Name Default Description 15 NP 0, RO NEXT PAGE INDICATION: 0 = Link Partner not Next Page able 1 = Link Partner is Next Page able 14 ACK 0, RO ACKNOWLEDGE: 1 = Link Partner acknowledges reception of the ability data word 0 =Not acknowledged The DP83840A's Auto-Negotiation state machine will automatically control the use of this bit from the incoming FLP bursts. Software should not attempt to write to this bit. 13 RF 0, RO REMOTE FAULT: 1 = Remote Fault indicated by Link Partner 0 = No Remote Fault indicated by Link Partner 12:10 Reserved X, RO RESERVED: Write as 0, read as don't care. 9 T4 0, RO 100BASE-T4 SUPPORT: 1 = 100BASE-T4 is supported by the Link Partner 0 = 100BASE-T4 not supported by the Link Partner 8 TX_FD 0, RO 100BASE-TX FULL DUPLEX SUPPORT: 1 = 100BASE-TX Full Duplex is supported by the Link Partner 0 = 100BASE-TX Full Duplex not supported by the Link Partner 7 TX 0, RO 100BASE-TX SUPPORT: 1 = 100BASE-TX is supported by the Link Partner 0 = 100BASE-TX not supported by the Link Partner 6 10_FD 0, RO 10BASE-T FULL DUPLEX SUPPORT: 1 = 10BASE-T Full Duplex is supported by the Link Partner 0 = 10BASE-T Full Duplex not supported by the Link Partner 5 10 0, RO 10BASE-T SUPPORT: 1 = 10BASE-T is supported by the Link Partner 0 = 10BASE-T not supported by the Link Partner 4:0 Selector <00000>, RO PROTOCOL SELECTION BITS: Link Partner's binary encoded protocol selector. |
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