EVB9311 SMSC, EVB9311 Datasheet - Page 146

• Manufacturer Part Number: EVB9311
• Description: EVALUATION BOARD LAN9311-NU
• Manufacturer: SMSC
• Series: 0133r

Specifications of EVB9311

• Main Purpose: Interface, Ethernet
• Embedded: No
• Utilized Ic / Part: LAN9311
• Primary Attributes: 2 Ports, 100BASE-TX/10BASE-T, Managed
• Secondary Attributes: 2 PHYs with HP Auto-MDIX, Auto- Flow Control, 32-bit CRC, MDI/MDI-X
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1076

Revision 1.7 (06-29-10)
10.2.3.2
EECLK
ERASE
WRITE
WRITE
EWDS
EWEN
EWDS
EWEN
EEDO
WRAL
WRAL
READ
READ
EECS
ERAL
INST
INST
EEDI
START
START
ERASE (Erase Location)
If erase/write operations are enabled in the EEPROM, this command will erase the location selected
by the EPC_ADDRESS field of the
bit is set if the EEPROM does not respond within 30mS.
BIT
BIT
1
1
1
1
1
1
1
1
1
1
1
1
Table 10.5 Microwire Command Set for 9 Address Bits (continued)
1
OPCODE
OPCODE
00
00
10
01
00
00
00
00
10
01
00
11
Table 10.6 Microwire Command Set for 11 Address Bits
1
A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
1 0 X X X X X X X X X
0 0 X X X X X X X X X
1 1 X X X X X X X X X
0 1 X X X X X X X X X
A8 A7 A6 A5 A4 A3 A2 A1 A0
A8 A7 A6 A5 A4 A3 A2 A1 A0
Figure 10.7 EEPROM ERASE Cycle
0 0 X X X X X X X
1 1 X X X X X X X
0 1 X X X X X X X
1
ADDRESS
ADDRESS
DATASHEET
Ax
EEPROM Command Register
146
Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
A0
DATA TO
DATA TO
EEPROM
EEPROM
D7 - D0
D7 - D0
D7 - D0
D7 - D0
-
-
-
-
-
-
-
-
(E2P_CMD). The EPC_TIMEOUT
DATA FROM
DATA FROM
(RDY/~BSY)
(RDY/~BSY)
(RDY/~BSY)
(RDY/~BSY)
(RDY/~BSY)
(RDY/~BSY)
EEPROM
EEPROM
D7 - D0
D7 - D0
SMSC LAN9311/LAN9311i
Hi-Z
Hi-Z
Hi-Z
Hi-Z
CLOCKS
CLOCKS
Datasheet
# OF
# OF
12
12
20
20
20
14
14
14
14
22
22
22