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DM9016 датащи(PDF) 39 Page - Davicom Semiconductor, Inc.

номер детали DM9016
подробное описание детали  10/100 Mbps 3-port Ethernet Switch Controller with General Processor Interface
PDF  85 Pages
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производитель  DAVICOM [Davicom Semiconductor, Inc.]
домашняя страница  http://www.davicom.com.tw
Logo DAVICOM - Davicom Semiconductor, Inc.

DM9016 датащи(HTML) 39 Page - Davicom Semiconductor, Inc.

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DM9016
3-port switch with Processor Interface
Preliminary datasheet
39
DM9016-13-DS-P01
March 26, 2009
6.66 MIB counter Port Index Register (80H)
Bit
Name
Default
Description
7
READY
P0,RO
MIB counter data is ready
6
MIB_DIS
PHS0,RW MIB Counter Disabled
This bit has the opposite meaning in write and read:
When write:
1: MIB counter disabled
When read:
1: MIB counter is enabled
5
RESERVED
0,RO
Reserved
4:0
INDEX
PHS0,RW MIB counter index 0~9, each counter is 32-bit in Register 81h~84h.
Write the MIB counter index to this register before read them.
6.67 MIB counter Data Register (81H~84H)
Bit
Name
Default
Description
81H
Counter0
X,RO
Counter’s data bit 7~0
82H
Counter1
X,RO
Counter’s data bit 15~8
83H
Counter2
X,RO
Counter’s data bit 23~16
84H
Counter3
X,RO
Counter’s data bit 31~24
MIB counter: RX Byte Counter Registers (00H)
MIB counter: RX Uni-cast Packet Counter Registers (01H)
MIB counter: RX Multi-cast Packet Counter Registers (02H)
MIB counter: RX Discard Packet Counter Registers (03H)
MIB counter: RX Error Packet Counter Registers (04H)
MIB counter: TX Byte Counter Registers (05H)
MIB counter: TX Uni-cast Packet Counter Registers (06H)
MIB counter: TX Multi-cast Packet Counter Registers (07H)
MIB counter: TX Discard Packet Counter Registers (08H)
MIB counter: TX Error Packet Counter Registers (09H)
6.68 Per Port RX Packet Length Control Register (88H)
Bit
Name
Default
Description
7:2
RESERVED
PE0,RO
Reserved
1:0
PKT_LEN
PE0,RW
Accept Packet Length
0X: 1536-byte
10: 1800-byte
11: 2032-byte



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