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AC104X-DS00-R 数据表(PDF) 28 Page - Broadcom Corporation. |
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AC104X-DS00-R 数据表(HTML) 28 Page - Broadcom Corporation. |
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28 / 50 page ![]() ■ AC104X Preliminary Data Sheet 12/11/01 B roa dcom Co rpo rat ion Page 20 Section 3: Register Descriptions Document AC104X-DS00-405-R *When this register is used as Next Page Message, the bit definition is the same as Register 7. Table 17: Register 5: Auto-Negotiation Link Partner Ability Register/Link Partner Next Page Message Bit Name Description Mode Default 5.15 Next Page 1 = Link partner desires Next Page transfer. 0 = Link partner does not desire Next Page transfer. RO 0 5.14 Acknowledge 1 = Link Partner acknowledges reception of FLP words. 0 = Not acknowledged by Link Partner. RO 0 5.[13:10] Reserved 5.9 100BASE-T4 1 = 100BASE-T4 supported by Link Partner. 0 = 100BASE-T4 not supported by Link Partner. RO 0 5.8 100BASE-TX Full-Duplex 1 = 100BASE -X full-duplex supported by Link Partner. 0 = 100BASE-TX full-duplex not supported by Link Partner. RO 0 5.7 100BASE-TX 1 = 100BASE-TX half-duplex supported by Link Partner. 0 = 100BASE-TX half-duplex not supported by Link Partner. RO 0 5.6 10BASE-T Full-Duplex 1 = 10 Mbps full-duplex supported by Link Partner. 0 = 10 Mbps full-duplex not supported by Link Partner. RO 0 5.5 10BASE-T 1 = 10 Mbps half-duplex supported by Link Partner. 0 = 10 Mbps half-duplex not supported by Link Partner. RO 0 5.[4:0] Selector Field Protocol Selection [00001] = IEEE 802.3. RO 00001 Table 18: Register 6: Auto-Negotiation Expansion Bit Name Description Mode Default 6.[15:5] Reserved RO 0 6.4 Parallel Detection Fault 1 = Fault detected by parallel detection logic, this fault is due to more than one technology detecting concurrent link up condition. This bit can only be cleared by reading Register 6, using the man- agement interface. 0 = No fault detected by parallel detection logic. RO/ LH 0 6.3 Link Partner Next Page Able 1 = Link partner supports next page function. 0 = Link partner does not support next page function. RO 0 6.2 Next Page Able Next Page is supported. RO 1 6.1 Page Received This bit is set when a new link code word has been received into the Auto-Negotiation Link Partner Ability Register. This bit is cleared upon a read of this register. RO/ LH 0 6.0 Link Partner ANeg-Able 1 = Link partner is Auto-Negotiation capable. 0 = Link partner is not Auto-Negotiation capable. RO 0 |
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