dp83261 National Semiconductor Corporation, dp83261 Datasheet - Page 24
dp83261
Manufacturer Part Number
dp83261
Description
Bmac Device Fddi Media Access Controller
Manufacturer
National Semiconductor Corporation
Datasheet
1.DP83261.pdf
(132 pages)
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1A – 1B
1E – 27
29 – 2B
16 – 17
Addr
9 – B
6 0 Control Information
Note 1 Attempts to access reserved locations will result in Command Rejects (ESR CCE set to ONE)
Note 2 Bits in the conditional write registers are only written when the corresponding bit in the Compare Register is equal to the bit to be overwritten and the bit is
not changing in that cycle
1D
2D
10
11
12
13
14
15
18
19
1C
28
2C
2E
2F
C
D
E
8
F
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
REMR0
REMR1
TEMR0
RELR0
RELR1
TELR0
COMR
Name
COLR
CRS0
CTS0
CIMR
CILR
IELR
EMR
CMP
ESR
IMR
ICR
LOCLM
LOCLM
ZERO
RFLG
RLVD
RLVD
ROP
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
ESE
ESE
CWI
D7
TKPASS
TKPASS
HICLM
HICLM
RCVD
RCVD
RCVD
RCVD
IERR
ADD
ADD
RES
RS2
RES
RES
DUP
DUP
RES
RES
RES
RES
RES
CCE
CCE
TS2
IER
D6
TK
TK
TK
TK
(Continued)
TKCAPT
TKCAPT
MYCLM
MYCLM
PINV
PINV
RES
RS1
RES
RES
RES
TRX
TRX
RES
TRX
TRX
RES
RES
RES
CPE
CPE
RES
RES
TS1
FR
FR
FR
FR
D5
TABLE 6-3 Event Registers
CBERR
CBERR
NCOP
NCOP
NCOP
NCOP
OTR
MAC
OTR
MAC
RES
RS0
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
TS0
FR
FR
FR
FR
D4
CMP(7 – 0)
24
DUPTKR
DUPTKR
CLMR
CLMR
TTS3
TSM
COE
COE
RES
RES
RES
RES
RES
RES
RES
COP
COP
RES
COP
COP
RES
ERR
RES
RES
RES
FR
FR
FR
FR
D3
TRTEXP
TRTEXP
BCNR
BCNR
RTS2
TTS2
RSM
ERR
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
LST
LST
LST
LST
CIE
CIE
FR
FR
FR
FR
D2
TVXEXP
TVXEXP
MYBCN
MYBCN
RNOP
RNOP
RTS1
TTS1
FREI
FREI
FREI
FREI
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
TTE
TTE
D1
OTRBCN
OTRBCN
ENTRMD
ENTRMD
RTS0
TTS0
MPE
RNG
RNG
RES
RES
RES
ROP
ROP
RES
RCV
RCV
RES
RCV
RCV
RES
RES
PPE
PPE
D0
FR
FR
FR
FR
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Read
N A
N A
N A
N A
N A
N A
N A
Condition
Condition
Condition
Condition
Condition
Condition
Condition
Always
Always
Always
Always
Always
Always
Always
Always
Ignore
Ignore
Ignore
Write
N A
N A
N A
N A
N A
N A
N A
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