DP83820BVUW National Semiconductor, DP83820BVUW Datasheet - Page 58
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DP83820BVUW
Manufacturer Part Number
DP83820BVUW
Description
IC INTERFACE CONTROLLER 208-PQFP
Manufacturer
National Semiconductor
Datasheet
1.DP83820BVUW.pdf
(87 pages)
Specifications of DP83820BVUW
Controller Type
Ethernet Controller, MAC/BIU
Interface
IEEE 802.3
Voltage - Supply
3.3V
Current - Supply
150mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
208-MQFP, 208-PQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
*DP83820BVUW
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DP83820BVUW
Manufacturer:
ACUTE
Quantity:
75
Company:
Part Number:
DP83820BVUW
Manufacturer:
Texas Instruments
Quantity:
10 000
4.0 Register Set
4.2.21 Receive Filter/Match Data Register
The RFDR register is used for reading from and writing to the internal receive filter registers, the pattern buffer memory,
and the hash table memory.
31-18
17-16
15-0
9-0
bit
RFADDR
RFDATA
BMASK
tag
Offset: 004Ch
(Continued)
Tag: RFDR
Receive Filter Extended
Register Address
Byte mask
Receive Filter Data
description
Access: Read Write
Selects which internal receive filter register is accessible via RFDR:
Perfect Match Register (PMATCH)
000h
002h
004h
Pattern Count Registers (PCOUNT)
006h
008h
SecureOn Password Register (SOPAS)
00Ah
00Ch
00Eh
Filter Memory
100h-3FEh
unused
Used as byte mask values for pattern match template data.
Size: 32 bits
- PMATCH octets 1-0
- PMATCH octets 3-2
- PMATCH octets 5-4
- PCOUNT1, PCOUNT0
- PCOUNT3, PCOUNT2
- SOPAS octets 1-0
- SOPAS octets 5-4
- SOPAS octets 3-2
58
- Rx filter memory (Hash table/pattern buffers)
usage
Hard Reset: 00000000h
Soft Reset: 00000000h
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