lan9420 Standard Microsystems Corp., lan9420 Datasheet - Page 34
lan9420
Manufacturer Part Number
lan9420
Description
Lan9420/lan9420i Single-chip Ethernet Controller With Hp Auto-mdix Support And Pci Interface
Manufacturer
Standard Microsystems Corp.
Datasheet
1.LAN9420.pdf
(169 pages)
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Single-Chip Ethernet Controller with HP Auto-MDIX Support and PCI Interface
Datasheet
t
CSL
EECS
EECLK
EEDIO (OUTPUT)
1
1
1
A6
A0
EEDIO (INPUT)
Figure 3.8 EEPROM ERASE Cycle
ERAL (Erase All): If erase/write operations are enabled in the EEPROM, this command will initiate a
bulk erase of the entire EEPROM.The EPC_TO bit is set if the EEPROM does not respond within
30ms.
t
CSL
EECS
EECLK
EEDIO (OUTPUT)
1
0
0
1
0
EEDIO (INPUT)
Figure 3.9 EEPROM ERAL Cycle
Revision 1.1 (03-31-08)
34
SMSC LAN9420/LAN9420i
DATASHEET
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