COM20020-5 Datasheet, PDF (21/58 Pages) SMSC Corporation – Universal Local Area Network Controller with 2K x 8 On-Board RAM

TABLE 2 – WRITE REGISTER SUMMARY
ADDRESS MSB
WRITE
LSB REGISTER
00
RI
0
0
0 EXCNAK RECON ^NEW
TA ^INTERRUPT
NEXTID
MASK
01
D7
D6
D5
D4
D3
D2
D1
D0 COMMAND
AUTO-
ADDRESS
02
RDDATA _INC
0
0
0
A10
A9
A8 _PTR
HIGH
ADDRESS
03
A7
A6
A5
A4
A3
A2
A1
A0 _PTR
LOW
04
D7
D6
D5
D4
D3
D2
D1
D0 DATA
05
0
0
0
0
0
0
0
0 RESERVED
BACK- SUB- SUB- CONFIG-
06
RESET CCHEN TXEN ET1
ET2 _{PLANE AD1}
AD0 URATION
TID7 TID6 TID5 TID4 TID3 TID2 TID1 TID0 TENTID
NID7 NID6 NID5 NID4 NID3 NID2 NID1 NID0 NODEID
07
FOUR
RCV_
SLOW
P1MODE _NAKS ET3
ALL
CKP3 CKP2 CKP1
SETUP
ARB
0
0
0
0
0
0
0
0
NEXT
ID
Note: The SLOWARB bit of the Setup Register must be set for 5Mbps
operation.
21