SMSC LAN9311 User Manual

Page of 460
Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i
149
Revision 1.4 (08-19-08)
DATASHEET
 
10.2.3.7
WRITE (Write Location)
If erase/write operations are enabled in the EEPROM, this command will cause the contents of the
 to be written to the EEPROM location pointed to by the
EPC_ADDRESS field of the 
. The EPC_TIMEOUT bit of the
 is set if the EEPROM does not respond within 30mS. 
10.2.3.8
WRAL (Write All)
If erase/write operations are enabled in the EEPROM, this command will cause the contents of the
 to be written to every EEPROM memory location. The
EPC_TIMEOUT bit of th
 is set if the EEPROM does not
respond within 30mS. 
Figure 10.12 EEPROM WRITE Cycle
Figure 10.13 EEPROM WRAL Cycle
0
1
1
Ax
A0
D7
D0
EECLK
EEDI
EEDO
EECS
0
1
D7
D0
0
0
1
EECLK
EEDI
EEDO
EECS