lan9303m Standard Microsystems Corp., lan9303m Datasheet - Page 98

• Manufacturer Part Number: lan9303m
• Description: Small Form Factor Three Port 10/100 Managed Ethernet Switch With Dual Mii/rmii/turbo Mii
• Manufacturer: Standard Microsystems Corp.

Revision 1.3 (08-27-09)
GROUP
CODE
10101
01010
01011
10010
10011
10110
11010
11000
10001
01101
00100
00110
11001
00000
00001
00010
00011
01110
01111
10111
11011
11100
11101
00111
11111
SYM
/K/
/R/
/H/
/V/
/V/
/V/
/V/
/V/
/V/
/T/
/J/
/I/
C
D
3
4
5
6
7
8
9
A
B
E
F
IDLE
First nibble of SSD, translated to “0101”
following IDLE, else MII Receive Error
(RXER)
Second nibble of SSD, translated to
“0101” following J, else MII Receive
Error (RXER)
First nibble of ESD, causes de-assertion
of CRS if followed by /R/, else assertion
of MII Receive Error (RXER)
Second nibble of ESD, causes de-
assertion of CRS if following /T/, else
assertion of MII Receive Error (RXER)
Transmit Error Symbol
INVALID, MII Receive Error (RXER) if
during MII Receive Data Valid (RXDV)
INVALID, MII Receive Error (RXER) if
during MII Receive Data Valid (RXDV)
INVALID, MII Receive Error (RXER) if
during MII Receive Data Valid (RXDV)
INVALID, MII Receive Error (RXER) if
during MII Receive Data Valid (RXDV)
INVALID, MII Receive Error (RXER) if
during MII Receive Data Valid (RXDV)
INVALID, MII Receive Error (RXER) if
during MII Receive Data Valid (RXDV)
A
B
C
D
E
3
4
5
6
7
8
9
F
Table 7.2 4B/5B Code Table (continued)
INTERPRETATION
Small Form Factor Three Port 10/100 Managed Ethernet Switch with Dual MII/RMII/Turbo MII
RECEIVER
0011
0100
0101
0110
1000
1001
1010
1011
1100
1101
0111
1110
1111
DATASHEET
98
Sent after /T/R/ until the MII Transmitter
Enable signal (TXEN) is received
Sent for rising MII Transmitter Enable
signal (TXEN)
Sent for rising MII Transmitter Enable
signal (TXEN)
Sent for falling MII Transmitter Enable
signal (TXEN)
Sent for falling MII Transmitter Enable
signal (TXEN)
Sent for rising MII Transmit Error (TXER)
INVALID
INVALID
INVALID
INVALID
INVALID
INVALID
A
B
C
D
E
3
4
5
6
7
8
9
F
INTERPRETATION
TRANSMITTER
SMSC LAN9303M/LAN9303Mi
0011
0100
0101
0110
1000
1001
1010
1011
1100
1101
0111
1110
1111
Datasheet