lan9221 Standard Microsystems Corp., lan9221 Datasheet - Page 41

• Manufacturer Part Number: lan9221
• Description: High-performance 16-bit Non-pci 10/100 Ethernet Controller With Variable Voltage I/o
• Manufacturer: Standard Microsystems Corp.

High-Performance 16-bit Non-PCI 10/100 Ethernet Controller with Variable Voltage I/O
Datasheet
SMSC LAN9221/LAN9221i
EEDIO (OUTPUT)
EEDIO (INPUT)
EEDIO (OUTPUT)
EEDIO (INPUT)
EECLK
EECS
ERASE (Erase Location): If erase/write operations are enabled in the EEPROM, this command will
erase the location selected by the EPC Address field (EPC_ADDR). The EPC_TO bit is set if the
EEPROM does not respond within 30ms.
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.
EECLK
EECS
1
1
0
Figure 3.5 EEPROM ERASE Cycle
Figure 3.6 EEPROM ERAL Cycle
1
0
1
DATASHEET
1
A6
41
0
A0
t
CSL
t
CSL
Revision 2.6 (12-04-08)