| Electronic Components Datasheet Search |
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AM79C976 Datasheet(PDF) 303 Page - Advanced Micro Devices |
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AM79C976 Datasheet(HTML) 303 Page - Advanced Micro Devices |
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303 / 309 page ![]() 8/01/00 Am79C976 INDEX-4 P R E L I M INARY D DATAMBIST Memory Built-in Self-Test Access Register . . . . . . . . . . . . . . . . . . . . . . . . . .145 DC Characteristics . . . . . . . . . . . . . . . . . . . .267 DELAYED_INT Delayed Interrupts Register . . . . . . . . . . .147 Descriptor DMA Transfers . . . . . . . . . . . . . .52 Descriptor Management . . . . . . . . . . . . . . . .61 Descriptor Management Unit . . . . . . . . . . . .59 Descriptor Ring Read In Burst Mode . . . . . .54 Descriptor Ring Read In Non-Burst Mode . . . . . . . . . . . . . . . . . . . . . .53 Descriptor Ring Write In Burst Mode . . . . . . . . . . . . . . . . . . . . . . . . . .57 Descriptor Ring Write In Non-Burst Mode . . . . . . . . . . . . . . . . . . . . . .56 Descriptor Rings . . . . . . . . . . . . . . . . . . . . . .61 Destination Address Handling . . . . . . . . . . . .67 Detailed Functions . . . . . . . . . . . . . . . . . . . . .33 Device Select . . . . . . . . . . . . . . . . . . . . . . . . .24 DEVSEL . . . . . . . . . . . . . . . . . . . . . . . . . . . .24 Digital and I/O Buffer Power (24 Pins) . . . . .31 Digital Ground (8 Pins) . . . . . . . . . . . . . . . . .31 Digital I/O (Non-PCI Pins) . . . . . . . . . . . . .267 Direct Access to the Interface . . . . . . . . . . . .98 Direct Flash Access . . . . . . . . . . . . . . . . . . . .94 Disconnect Of Burst Transfer . . . . . . . . . . . .38 Disconnect Of Slave Burst Transfer - Host Inserts Wait States . . . . . . . . . . . . . . .39 Disconnect Of Slave Burst Transfer - No Host Wait States . . . . . . . . . . . . . . . . . .38 Disconnect Of Slave Cycle When Busy . . . .38 Disconnect When Busy . . . . . . . . . . . . . . . . .37 Disconnect With Data Transfer . . . . . . . .45, 46 Disconnect Without Data Transfer . . . . .46, 47 DMA Burst Alignment . . . . . . . . . . . . . . . . .45 Double Word I/O Mode . . . . . . . . . . . . . . . .108 Dual-speed CSMA/CD . . . . . . . . . . . . . . . . . .2 E EAR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30 EECS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28 EEDET Setting . . . . . . . . . . . . . . . . . . . . . .211 EEDI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28 EEDO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28 EEPROM Auto-Detection . . . . . . . . . . . . . . .98 EEPROM Chip Select . . . . . . . . . . . . . . . . . .28 EEPROM CRC Calculation . . . . . . . . . . . . .98 EEPROM Data In . . . . . . . . . . . . . . . . . . . . . 28 EEPROM Data Out . . . . . . . . . . . . . . . . . . . . 28 EEPROM Interface . . . . . . . . . . . . . . . . . . . . 28 EEPROM programmable pin (PHY_RST) . . . 3 EEPROM Read Functional Timing . . . . . . . 274 EEPROM Serial Clock . . . . . . . . . . . . . . . . . 28 EEPROM Timing . . . . . . . . . . . . . . . . . . . . 274 EEPROM_ACC EEPROM Access Register . . . . . . . . . . . 147 EESK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 ERA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 ERADSP/CEN . . . . . . . . . . . . . . . . . . . . . . . . 29 ERADV . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 ERCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 ERCLK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 ERD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 EROE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Error Detection . . . . . . . . . . . . . . . . . . . . . . . 67 ERWE/FLWE . . . . . . . . . . . . . . . . . . . . . . . . 29 Expansion Bus Interface . . . . . . . . . . . . . . . . 91 Expansion ROM - Boot Device Access . . . . 92 Expansion ROM Bus Read Sequence . . . . . . 93 Expansion ROM Output Enable . . . . . . . . . . 29 Expansion ROM Transfers . . . . . . . . . . . . . . 37 External Address Detection Interface. . . . 2, 30 External PHY - MII @ 2.5 MHz . . . . . . . 281 External PHY - MII @ 25 MHz . . . . . . . 281 Receive Frame Tagging . . . . . . . . . . . . . . 91 External Address Detection Interface (EADI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 External Address Reject . . . . . . . . . . . . . . . . 30 External Clock Input . . . . . . . . . . . . . . . . . . . 27 External Memory Address . . . . . . . . . . . . . . . 28 External Memory Address Advance . . . . . . . 29 External Memory Address Strobe . . . . . . . . . 29 External Memory Clock . . . . . . . . . . . . . . . . 29 External Memory Data . . . . . . . . . . . . . . . . . 29 External Memory Interface . . . . . . . . . . . . . . 28 External Memory Write Enable . . . . . . . . . . 29 External SSRAM Chip Enable . . . . . . . . . . . 29 External SSRAM Output Enable . . . . . . . . . . 29 F FIFO Burst Write At End Of Unaligned Buffer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 FIFO Burst Write At Start Of Unaligned Buffer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 FIFO DMA Transfers . . . . . . . . . . . . . . . . . . 57 FLA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 |
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