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RTL8211FD-CG Datasheet(PDF) 48 Page - Realtek Semiconductor Corp. |
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RTL8211FD-CG Datasheet(HTML) 48 Page - Realtek Semiconductor Corp. |
48 / 72 page ![]() RTL8211F(I)/RTL8211FD(I) Datasheet Integrated 10/100/1000M Ethernet Transceiver 41 Track ID: JATR-8275-15 Rev. 1.1 8.4.17. PHYCR2 (PHY Specific Control Register 2, Address 0x19) Table 38. PHYCR2 (PHY Specific Control Register 2, Address 0x19) Bit Name Type Default Description 25.15:12 RSVD RO 0000 Reserved. 25.11 CLKOUT Frequency Select RW 1 Frequency select of the CLKOUT pin clock output. 0: 25MHz 1: 125MHz 25.10:8 RSVD RO 000 Reserved. 25.7 CLKOUT SSC Enable RW 0 1: Enable Spread-Spectrum Clocking (SSC) on CLKOUT output clock. 25.6:4 RSVD RO 000 Reserved. 25.3 RXC SSC Enable RW 0 1: Enable Spread-Spectrum Clocking (SSC) on RXC clock output. 25.2 RSVD RO 0 Reserved. 25.1 RXC Enable RO 0 1: RXC clock output enabled. 25.0 CLKOUT Enable RW 1 1: CLKOUT clock output enabled. 8.4.18. PHYSR (PHY Specific Status Register, Address 0x1A) Table 39. PHYSR (PHY Specific Status Register, Address 0x1A) Bit Name Type Default Description 26.15 RSVD RO 0 Reserved. 26.14 ALDPS State RO 0 Link Down Power Saving Mode. 1: Reflects local device entered Link Down Power Saving Mode, i.e., cable not plugged in (reflected after 3 sec). 0: With cable plugged in 26.13 MDI Plug RO 0 MDI Status. 1: Plugged 0: Unplugged 26.12 NWay Enable RO 1 Auto-Negotiation (NWay) Status. 1: Enable 0: Disable 26.11 Master Mode RO 0 Device is in Master/Slave Mode. 1: Master mode 0: Slave mode 26.10:9 RSVD RO 00 Reserved. 26.8 EEE capability RO 0 1: Both local and link-partner have EEE capability of current speed 26.7 Rxflow Enable RO 0 Rx Flow Control. 1: Enable 0: Disable 26.6 Txflow Enable RO 0 Tx Flow Control. 1: Enable 0: Disable 26.5:4 Speed RO 00 Link Speed. 11: Reserved 10: 1000Mbps 01: 100Mbps 00: 10Mbps 26.3 Duplex RO 0 Full/Half Duplex Mode. 1: Full duplex 0: Half duplex 26.2 Link (Real Time) RO 0 Real Time Link Status. 1: Link OK 0: Link not OK |
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