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DJLXT972MQCA4 Datasheet(PDF) 82 Page - Intel Corporation |
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DJLXT972MQCA4 Datasheet(HTML) 82 Page - Intel Corporation |
82 / 92 page Intel ® LXT972M Single-Port 10/100 Mbps PHY Transceiver 82 Datasheet Document Number: 302875-005 Revision Date: 27-Oct-2005 Table 48 lists auto-negotiation next page transmit bits. Table 49 lists auto-negotiation link partner next page receive bits. Table 48. Auto-Negotiation Next Page Transmit Register - Address 7, Hex 7 Bit Name Description Type 1 Default 7.15 Next Page (NP) 0 = Last page 1 = Additional next pages follow R/W 0 7.14 Reserved Ignore when read. RO 0 7.13 Message Page (MP) 0 = Register bits 7.10:0 are user defined. 1 = Register bits 7.10.0 follow IEEE message page format. R/W 1 7.12 Acknowledge 2 (ACK2) 0 = Cannot comply with message 1 = Complies with message R/W 0 7.11 Toggle (T) 0 = Previous value of the transmitted Link Code Word equalled logic one 1 = Previous value of the transmitted Link Code Word equalled logic zero R/W 0 7.10:0 Message/ Unformatted Code Field If Register bits 7.13 = 0, Register bits 7.10:0 are user- defined. If Register bits 7.13 = 1, Register bits 7.10:0 follow IEEE message page format. R/W 00000000 001 1. RO = Read Only. R/W = Read/Write Table 49. Auto-Negotiation Link Partner Next Page Receive Register - Address 8, Hex 8 Bit Name Description Type 1 Default 8.15 Next Page (NP) 0 = Link Partner has no additional next pages to send 1 = Link Partner has additional next pages to send RO 0 8.14 Acknowledge (ACK) 0 = Link Partner has not received Link Code Word from LXT972M Transceiver. 1 = Link Partner has received Link Code Word from LXT972M Transceiver. RO 0 8.13 Message Page (MP) 0 = Register bits 8.10:0 are user defined. 1 = Register bits 8.10:0 follow IEEE message page format. RO 0 8.12 Acknowledge 2 (ACK2) 0 = Link Partner cannot comply with the message 1 = Link Partner complies with the message RO 0 8.11 Toggle (T) 0 = Previous value of transmitted Link Code Word equal to logic one 1 = Previous value of transmitted Link Code Word equal to logic zero RO 0 8.10:0 Message/Unformatted Code Field If Register bit 8.13 = 0, Register bits 18.10:0 are user defined. If Register bit 8.13 = 1, Register bits 18.10:0 follow IEEE message page format. RO 000000 0000 1. RO = Read Only. |
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