MTD658E Datasheet, PDF (9/23 Pages) List of Unclassifed Manufacturers – 5/8 Port 10/100 Hub Build_in Bridge And Memory

MYSON
TECHNOLOGY
MTD658E
Name
SPD7
VCC
GND
NC_pin
Miscellaneous Pins (for 8 port mode)
Pin Number I/O
Descriptions
61
I Port7 speed indicator, input from PHY.
SPD7 input low: 100M , input high: 10M.
3,31,45,59, PWR Power pins
72,103,121
14,32,46,60, GND Ground pins
74,82,92,105
,117,123
111,112,113, NC No connection pins
115,116,118,
119,120
Name
TXEN2
TXEN5
PART7
MDC
LEDDAT
Power On Configuration Set Up Table (for 8 port mode)
Pin Number
18
I/O
Descriptions
I/O Back_pressure disable : ( power on external jumper configuration )
- external pull_low (default ) : normal mode (back_pressure enbale)
- external pull_high: back_pressure disable
I/O Auto MII_setting bypass : ( power on external jumper configuration )
- external pull_low (default ) : normal mode ( auto MII_setting); after
42
power_on, MTD658E will auto setup PHY devices be forced in half_
duplex mode for repeater apllication.
- external pull_high: auto MII_setting bypass
I/O PHY_ID 5h8 starting enable :(power on external jumper configuration)
- external pull_low (default ) : MII setting PHY_ID start address from
99
5h04 to 5h0b.
- external pull_high: MII setting PHY_ID start address from
5h08 to 5h0f.
I/O 1522 bytes packet accept enable : ( power on external jumper configura-
tion )
126
- external pull_low (default ) : normal mode ( <=1518 bytes packet
accept)
- external pull_high: <= 1522 bytes packet accept
I/O External arbiter enable : ( power on external jumper configuration )
124
- external pull_low (default ) : normal mode (inter_repeater bus use
internal arbiter)
- external pull_high: inter_repeater bus use external arbiter .
9/23
MTD658E Revision 1.1 05/25/2000