COM20051 Datasheet, PDF (26/82 Pages) List of Unclassifed Manufacturers – Integrated Microcontroller and ARCNET (ANSI 878.1) Interface

Table 5 – Write Register Summary
OFFSET
ADDRESS MSB
WRITE
LSB REGISTER
00
RI
0
0
0 EXCNAK RECON ^NEW
TA ^INTERRUPT
NEXTID
MASK
01
D7
D6
D5
D4
D3
AUTO-
02
RDDATA _INC
0
0
0
03
A7
A6
A5
A4
A3
D2
D1
0
A9
A2
A1
D0 COMMAND
ADDRESS
A8 _{PTR HIGH}
ADDRESS
A0 _{PTR LOW}
04
D7
D6
D5
D4
D3
D2
D1
D0 DATA
05
0
0
0
0
0
0
0
0 RESERVED
06
RESET CCHEN TXEN ET1
ET2
BACK- SUB-
PLANE AD1
SUB- CONFIG-
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
08
X
X
X
X
X
X
X
X RESERVED
09
X
5MBS DEC3 DEC2 DEC1 EXT INT1 INT0 IRR
NOTE: The SLOWARB bit must be set for 5 Mbps operation.
26