MTD502E ETC-unknow, MTD502E Datasheet - Page 8

• Manufacturer Part Number: MTD502E
• Description: 2 Port 10m/100m Switch With Build_in Memory
• Manufacturer: ETC-unknow

124~127
128
Pin No.
note: input signal LINK,SPEED,FULL from PHY device are low_active definnition.
5
18
95
97
98
100
Pin No.
I/O
MTD502EF (128PQFP) Pin Definition Mapping Under Different Configurations
IO
I
IO
IO
IO
IO
IO
IO
IO
MYSON
TECHNOLOGY
MTD502EF(128PQFP) Jumper Setting Table After Power On Reset
Back Pressure Disable Jumper setting function after power on reset.
P0_Phy_Mode Enable Jumper setting function after power on reset.
mode
RSTB
(NC)
Setting Function
P1_Bkoff_4 Enable
MII
P1_Rmii Enable
P0_Rmii Enable
2P_Sw Enable
Phy_MII
mode
RSTB
(NC)
mode
RSTB
Rmii
(NC)
Jumper setting function after power on reset.
-external pull_high = 1, means enter 2 port switch mode.
-external pull_low = 0, means an internal test mode.
-external floating : default is 0.
For MTD502E application, this pin must always use “external
pull_hgih” for well operation.
-external pull_high = 1, means back_pressure function ( under
-external pull_low = 0, means back_pressure function enable.
-external floating : default is 0.
Jumper setting function after power on reset.
-external pull_high = 1, means Port 1 RMII interface enable..
-external pull_low = 0, means Port 1 is MII interface.
-external floating : default is 0.
Jumper setting function after power on reset.
-external pull_high = 1, means Port 0 RMII interface enable..
-external pull_low = 0, means Port 0 is MII interface.
-external floating : default is 0.
-external pull_high = 1, means Port 0 interrface enter PHY mode.
-external pull_low = 0, means Port 0 interface is using MAC mode.
-external floating : default is 0.
Jumper setting function after power on reset.
-external pull_high = 1, means Port 1 MAC backoff engine is using
-external pull_low = 0, means Port 1 MAC backoff engine is using
-external floating : default is 0.
Phy_Rm
ii mode
RSTB
(NC)
8/20
system resetb input, low_active.
half_duplex) is disabled for two ports both.
limit_4 modified method.
specification defined method.
Descriptions
Descriptions
MTD502E Revision 1.3 12/07/2000
MTD502E