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V62/12615-01XE-R датащи(PDF) 54 Page - Texas Instruments |
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V62/12615-01XE-R датащи(HTML) 54 Page - Texas Instruments |
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54 / 98 page ![]() 54 DP83848-EP SLLSEC6E – SEPTEMBER 2012 – REVISED JUNE 2019 www.ti.com Submit Documentation Feedback Product Folder Links: DP83848-EP Detailed Description Copyright © 2012–2019, Texas Instruments Incorporated 5.5.1.3.10 Receiver The decoder detects the end of a frame when no additional mid-bit transitions are detected. Within one and a half bit times after the last bit, carrier sense is de-asserted. Receive clock stays active for five more bit times after CRS goes low, to ensure the receive timings of the controller. 5.6 Memory Table 5-7. Register Map OFFSET ACCESS TAG DESCRIPTION HEX DECIMAL 00h 0 RW BMCR Basic Mode Control Register 01h 1 RO BMSR Basic Mode Status Register 02h 2 RO PHYIDR1 PHY Identifier Register #1 03h 3 RO PHYIDR2 PHY Identifier Register #2 04h 4 RW ANAR Auto-Negotiation Advertisement Register 05h 5 RW ANLPAR Auto-Negotiation Link Partner Ability Register (Base Page) 05h 5 RW ANLPARNP Auto-Negotiation Link Partner Ability Register (Next Page) 06h 6 RW ANER Auto-Negotiation Expansion Register 07h 7 RW ANNPTR Auto-Negotiation Next Page TX 08h-Fh 8-15 RW RESERVED RESERVED EXTENDED REGISTERS 10h 16 RO PHYSTS PHY Status Register 11h 17 RW MICR MII Interrupt Control Register 12h 18 RO MISR MII Interrupt Status Register 13h 19 RW RESERVED RESERVED 14h 20 RO FCSCR False Carrier Sense Counter Register 15h 21 RO RECR Receive Error Counter Register 16h 22 RW PCSR PCS Sub-Layer Configuration and Status Register 17h 23 RW RBR RMII and Bypass Register 18h 24 RW LEDCR LED Direct Control Register 19h 25 RW PHYCR PHY Control Register 1Ah 26 RW 10BTSCR 10Base-T Status/Control Register 1Bh 27 RW CDCTRL1 CD Test Control Register and BIST Extensions Register 1Ch 28 RW RESERVED RESERVED 1Dh 29 RW EDCR Energy Detect Control Register 1Eh-1Fh 30-31 RW RESERVED RESERVED |
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