AM79C973KCW Advanced Micro Devices, AM79C973KCW Datasheet - Page 15
AM79C973KCW
Manufacturer Part Number
AM79C973KCW
Description
PCnet-FAST III Single-Chip 10/100 Mbps PCI Ethernet Controller with Integrated PHY
Manufacturer
Advanced Micro Devices
Datasheet
1.AM79C973KCW.pdf
(304 pages)
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LIST OF TABLES
Table 1.
Table 2.
Table 3.
Table 4.
Table 5.
Table 6.
Table 7.
Table 8.
Table 9.
Table 10. Auto-Negotiation Capabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Table 11. EADI Operations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Table 12. Am29Fxxx Flash Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Table 13. Am79C973 EEPROM Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Table 14. Am79C975 EEPROM Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Table 15. LED Default Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Table 16. IEEE 1149.1 Supported Instruction Summary . . . . . . . . . . . . . . . . . . . . . . 106
Table 17. BSR Mode Of Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Table 18. Device ID Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Table 19. PCI Configuration Space Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Table 20. I/O Map In Word I/O Mode (DWIO = 0) . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Table 21. Legal I/O Accesses in Word I/O Mode (DWIO = 0) . . . . . . . . . . . . . . . . . . . 111
Table 22. I/O Map In DWord I/O Mode (DWIO =1). . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Table 23. Legal I/O Accesses in Double Word I/O Mode (DWIO =1). . . . . . . . . . . . . 111
Table 24. Loopback Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
Table 25. Software Styles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
Table 26. Receive Watermark Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Table 27. Transmit Start Point Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Table 28. Transmit Watermark Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Table 29. BCR Registers (Am79C973) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
Table 30. BCR Registers (Am79C975) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Table 31. ROMTNG Programming Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
Table 32. Interface Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Table 33. Software Styles. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Table 34. SRAM_BND Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Table 35. EBCS Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Table 36. CLK_FAC Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183
Table 37. FMDC Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185
Table 38. APDW Values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186
Table 39. Am79C973/Am79C975 Internal PHY Management Register Set . . . . . . . 193
Table 40. ANR0: PHY Control Register (Register 0) . . . . . . . . . . . . . . . . . . . . . . . . . . 194
Table 41. ANR1: PHY Status Register (Register 1) . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Table 42. ANR2: PHY Identifier (Register 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 196
Table 43. ANR3: PHY Identifier (Register 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 196
Table 44. ANR4: Auto-Negotiation Advertisement Register (Register 4) . . . . . . . . . . 197
Table 45. ANR5: Auto-Negotiation Link Partner Ability Register (Register 5)
Table 46. ANR5: Auto-Negotiation Link Partner Ability Register (Register 5)
- Base Page Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
- Next Page Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Interrupt Flags. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
SDI± Settings for Transceiver Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Master Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Descriptor Read Sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Receive Address Match . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Decoder Code-Group Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Slave Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Descriptor Write Sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Encoder Code-Group Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
P R E L I M I N A R Y
Am79C973/Am79C975
15
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