MX98725 Datasheet, PDF (19/33 Pages) List of Unclassifed Manufacturers – SINGLE CHIP FAST ETHERNET NIC CONTROLLER

MX98725
TABLE 5.2.4 TRANSMIT THRESHOLD
CSR6<21>
0
0
0
0
1
CSR6<15:14>
00
01
10
11
XX
CSR6<22>=0
(for 100 Base-TX)
128
256
512
1024
( Store and Forward )
CSR6<22>=1 (Threshold bytes)
(for 10 Base-T)
72
96
128
160
TABLE 5.2.5 DATA PORT SELECTION
CSR14<7>
1
0
0
CSR6<18>
0
0
1
CSR6<22>
X
1
0
CSR6<23>
X
X
1
CSR6<24>
X
X
1
Port
Nway Auto-negociation
10 Base-T
100 Base-TX
TABLE 5.2.6 LOOPBACK OPERATION MODE
CSR6<11:10>
00
01
11
10
Operation Mode
Normal
Internal loopback at FIFO port
Internal loopback at the PHY level
External loopback at the PMD level
TABLE 5.2.7 FILTERING MODE
CSR6<7>
0
0
0
CSR6<6>
0
0
0
CSR6<4>
0
0
0
0
0
1
X
1
0
1
0
0
CSR6<2>
0
0
1
CSR6<0>
0
1
1
0
0
X
X
X
X
Filtering Mode
16 perfect filtering
512-bit hash + 1 perfect filtering
512-bit hash for multicast and phyical
addresses
Inverse filtering
Promiscuous
Pass All Multicast
P/N:PM0488
REV. 1.7, SEP. 15, 1998
19