參數(shù)資料
型號: L84302
元件分類: 通用總線功能
英文描述: L84302 Quad 100/10 Mbps 4-Port Ethernet Controller with RMON/SNMP Management Counters technical manual 4/02
中文描述: L84302四100/10 Mbps的4端口以太網(wǎng)的遠(yuǎn)程監(jiān)控控制器/ SNMP管理處的技術(shù)手冊,4月2日
文件頁數(shù): 73/128頁
文件大?。?/td> 997K
代理商: L84302
Functional Description
Copyright 1997-2002 by LSI Logic Corporation. All rights reserved.
73 of 128
April, 2002
Bit 0 occurs on CDST0/CDST8 pin
Table 17
RX Command Register Definition
7
6
5
4
3
2
1
0
ADDR1
R/W
ADDR0
R/W
INT_RX
R/W
INT_12BYTE ACPT_USIZE ACPT_OSIZE ACPT_CRC
R/W
R/W
ACPT_OVF
R/W
R/W
R/W
Bit
Symbol
Name
Definition
R/W
Def.
7
6
ADDR1
ADDR0
Receive Address
Matching Select
11 = Receiver accepts frames where DA
matches:
(1) Station address 0
(2) Any broadcast address
(3) Multicast address that passes hash
filter
10 = Receiver accepts frames where DA
matches:
(1) Station address
(2) Any broadcast address
01 = Receiver accepts all frames
00 = Receiver rejects all frames
R/W
0
5
INT_RX
Good RX Packet
Interrupt Enable
1 = Interrupt generated when good packet
received, i.e. packet had no errors
0 = Not generated
R/W
0
4
INT_12BYTE
12 Bytes
ReceivedInterrupt
Enable
1 = Interrupt generated after first 12 bytes
received
0 = Not generated
R/W
0
3
ACPT_USIZE
Undersize Packet
Accept Enable
1 = Undersize packets accepted
0 = Not accepted, RXDC asserted when
detected
R/W
0
2
ACPT_OSIZE
Oversize Packet
Accept Enable
1 = Oversize packets accepted
0 = Not accepted, RXDC asserted when
detected
R/W
0
1
ACPT_CRC
CRC Error Accept
Enable
1 = Packets with CRC errors accepted
0 = Not accepted, RXDC asserted when
detected
R/W
0
0
ACPT_OVF
RXFIFOOverflow
Accept Enable
1 = Packets that overflow RX FIFO accepted
0 = Not accepted, RXDC asserted when
detected
R/W
0
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