
TC9205M
Preliminary Data Sheet
Pin Listing (continued)
No.
Pin label
Type
Description
TxData4_4
GMII transmit data - bit 4
P19
FcBcstEn
I/Opd
Enables/disables flow control for broadcast packets.
'1' – enabled
'0' – disabled
FcBcstEn is latched on reset.
P18 TxData4_3
I/Opd GMII/MII transmit data - bit 3
D17 Vss 2.0
G
Digital ground for core
R20 TxData4_2
I/Opd GMII/MII transmit data - bit 2
TxData4_1
GMII/MII transmit data - bit 1
R19
PriClass4_1
I/Opd
Priority class - most significant bit.
PriClass[4] is latched on reset.
TxData4_0
GMII/MII transmit data - least significant bit
R18
PriClass4_0
I/Opu
Priority class - least significant bit. Sets priority level per port basis.
PriClass[4] - '00' - port 4 low priority
PriClass[4] - '01' - port 4 has normal priority
PriClass[4] - '10' - port 4 has high priority
PriClass[4] - '11' - port 4 has very high priority
PriClass[4] is latched on reset
TxEn4
GMII/MII transmit enable
M18
RejRDA
I/Opd
If this pin is set to '1' then all frames with 802.1D Reserved Group
Address or 802.3x Full Duplex PAUSE operation DA will be filtered
out. This setting is provided for testing purposes only and it is
recommended to set high in normal operation.
RejRDA is latched on reset.
T19
GTxClk4
O
GMII transmit clock
D7
Vdd 3.3
P
Digital +3.3V power supply for I/O
N20 TxEr4
I/Opd Transmit Error
T20
TxClk4
I
MII transmit clock
V19 Crs4
Is
MII carrier sense indication
V18 Col4
Is
MII collision indication
U20 RxEr4
Is
Receive Error
D11 Vss 3.3
G
Digital ground for I/O
T17
RxClk4
I
MII receive clock
T18
RxDv4
Is
GMII/MII data valid
W19 RxData4_0
Is
GMII receive data - least significant nibble.
MII receive data
Y19 RxData4_1
Is
GMII receive data - least significant nibble.
MII receive data
Y20 RxData4_2
Is
GMII receive data - least significant nibble.
MII receive data
W20 RxData4_3
Is
GMII receive data - least significant nibble.
MII receive data
V20 RxData4_4
Is
GMII receive data - most significant nibble
U17 RxData4_5
Is
GMII receive data - most significant nibble
Confidential.
12/51
July 30, 2003
Copyright © 2003, IC Plus Corp.
TC9205M-DS-R03