DP83257VF National Semiconductor, DP83257VF Datasheet - Page 41

• Manufacturer Part Number: DP83257VF
• Description: IC FDDI LAYER CTRLR 160PQFP
• Manufacturer: National Semiconductor

Specifications of DP83257VF

• Controller Type: physical layer controller
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 160-BFQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Supply: -
• Interface: -
• Other names: *DP83257VF

5 0 Registers
Register
Address
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
0Ah
0Bh
0Ch
0Dh
0Eh
0Fh
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
1Ah
1Bh
1Ch
1Dh
(Continued)
MR
CR
ICR
ICMR
CTSR
IJTR
ISRA
ISRB
CRSR
RCRA
RCRB
RCMRA
RCMRB
NTR
NPTR
CNCR
CNPCR
STR
SPTR
CSCR
CSPCR
LETR
CLECR
UDR
IDR
CIJCR
ICCR
CTSCR
RCCRA
RCCRB
Register
Symbol
TABLE 5-3 Register Reset Value Summary
00 h
00 h
X001 0000 B
00 h
A2 h
00 h
00 h
00 h
0A h
20 h
00X0 0010 B
00 h
00 h
00 h
00 h
00 h
00 h
00 h
00 h
00 h
00 h
00 h
00 h
000X 00XX B
XX h
00 h
00 h
00 h
00 h
00 h
MSB-LSB
41
Reset Contents
depends on sense pins
depends on EB state
depends on sense pins
depends on chip version
same as reg 02 h if reg 02 h is read first
same as reg 04 h if reg 04 h is read first
same as reg 09 h if reg 09 h is read first
same as reg 0A h if reg 0A h is read first
Comments