COM20020_00 Datasheet, PDF (27/82 Pages) SMSC Corporation – Universal Local Area Network Controller with 2K x 8 On-Board RAM

Table 2 - Read Register Summary
REGISTER
STATUS
MSB
RI/TRI
READ
X/RI X/TA POR TEST
DIAG.
STATUS
MY-RECON DUPID RCV- TOKEN EXC-
ACT
NAK
ADDRESS RD-DATA AUTO- X
PTR HIGH
INC
ADDRESS
A7
A6
A5
PTR LOW
DATA
D7
D6
D5
SUB ADR
(R/W)*
0
0
X
X
A4
A3
D4
D3
0
(R/W)*
CONFIG-
URATION
TENTID
NODE ID
SETUP1
NEXT ID
SETUP2
RESET
TID7
NID7
P1 MODE
NXT ID7
RBUS-TMG
CCHE
N
TID6
NID6
FOUR
NAKS
NXT
ID6
X
TXEN
TID5
NID5
X
NXT
ID5
CKU
P1
ET1
TID4
NID4
RCV-
ALL
NXT
ID4
CKUP0
ET2
TID3
NID3
CKP3
NXT
ID3
EF
RECON
TENTID
A10
A2
D2
SUB-
AD2
BACK-
PLANE
TID2
NID2
CKP2
NXT
ID2
NO-
SYNC
TMA
NEW
NEXT
ID
A9
LSB
TA/
TTA
X
A8
ADDR
00
01
02
A1
A0
03
D1
SUB-
AD1
SUB-
AD1
TID1
NID1
CKP1
NXT
ID1
RCN-
TM1
D0
SUB-
AD0
SUB-
AD0
TID0
NID0
SLOW-
ARB
NXT
ID0
RCM-
TM2
04
05
06
07-0
07-1
07-2
07-3
07-4
Note*: (R/W) This bit can be Written or Read. For more information see Appendix C.
27
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