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LAN9116 Datenblatt(PDF) 87 Page - Microchip Technology |
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LAN9116 Datenblatt(HTML) 87 Page - Microchip Technology |
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87 / 109 page ![]() 2005-2016 Microchip Technology Inc. DS00002268A-page 87 LAN9116 5.5.8 MODE CONTROL/STATUS 5.5.9 SPECIAL MODES 1 Page Received. 1 = new page received 0 = new page not yet received RO/LH 0 0 Link Partner Auto-Negotiation Able. 1 = link partner has auto-negotiation ability 0 = link partner does not have auto-negotiation ability RO 0 Index (In Decimal): 17 Size: 16-bits Bits Description Type Default 15-14 Reserved. Write as 0; ignore on read. RW 0 13 EDPWRDOWN. Enable the Energy Detect Power-Down mode: 0=Energy Detect Power-Down is disabled 1=Energy Detect Power-Down is enabled RW 0 12-2 Reserved. Write as 0, ignore on read RW 0 1 ENERGYON. Indicates whether energy is detected This bit goes to a “0” if no valid energy is detected within 256ms. Reset to “1” by hardware reset, unaffected by SW reset. RO 1 0 Reserved. Write as “0”. Ignore on read. RW 0 Index (In Decimal): 18 Size: 16-bits Address Description Type Default 15-8 Reserved RW, NASR 7:5 MODE: PHY Mode of operation. Refer to Table 5-9 for more details. RW, NASR See Table 5-9 4:0 PHYAD: PHY Address: The PHY Address is used for the SMI address. RW, NASR 00001b TABLE 5-9: MODE CONTROL Mode Mode Definitions Default Register Bit Values Register 0 Register 4 [13,12,10,8] [8,7,6,5] 000 10Base-T Half Duplex. Auto-negotiation disabled. 0000 N/A 001 10Base-T Full Duplex. Auto-negotiation disabled. 0001 N/A 010 100Base-TX Half Duplex. Auto-negotiation disabled. CRS is active during Transmit & Receive. 1000 N/A 011 100Base-TX Full Duplex. Auto-negotiation disabled. CRS is active during Receive. 1001 N/A Bits Description Type Default |
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