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LXT971ABC датащи(PDF) 76 Page - Intel Corporation |
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LXT971ABC датащи(HTML) 76 Page - Intel Corporation |
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76 / 90 page ![]() LXT971A 3.3V Dual-Speed Fast Ethernet Transceiver 76 Datasheet Document #: 249414 Revision #: 002 Rev. Date: August 7, 2002 Table 45. PHY Identification Register 1 (Address 2) Bit Name Description Type 1 Default 2.15:0 PHY ID Number The PHY identifier composed of bits 3 through 18 of the OUI. RO 0013 hex 1. RO = Read Only Table 46. PHY Identification Register 2 (Address 3) Bit Name Description Type 1 Default 3.15:10 PHY ID number The PHY identifier composed of bits 19 through 24 of the OUI. RO 011110 3.9:4 Manufacturer’s model number 6 bits containing manufacturer’s part number. RO 001110 3.3:0 Manufacturer’s revision number 4 bits containing manufacturer’s revision number. RO xxxx (See the LXT971A/972A Specification Update) 1. RO = Read Only Figure 42. PHY Identifier Bit Mapping 0 00000 0 0 0 0 00010 011011110 00111000 ab c r s x 15 0 15 10 9 4 3 0 00 The Intel OUI is 00207B hex PHY ID Register #1 (address 2) = 0013 PHY ID Register #2 (Address 3) Manufacturer’s Model Number Revision Number Organizationally Unique Identifier 00 20 7B 50 3 0 |
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