com90c66 Standard Microsystems Corp., com90c66 Datasheet - Page 21

• Manufacturer Part Number: com90c66
• Description: Arcnet Controller/transceiver With At Interface And On-chip Ram Corporation
• Manufacturer: Standard Microsystems Corp.

ADDRESS
0D
0A
0B
0C
0E
00
01
02
03
04
06
07
08
09
0F
05
MSB
16EN
NID7
RI
D15
D7
D7
D7
A7
0
0
0
X
X
X
X
0
CCHEN DECODE ET1
AUTO-
NID6
D6
D14
A6
D6
D6
INC
0
0
0
X
X
X
0
X
Table 4 – Write Register Summary
NID5
D5
D13
D5
D5
0
A5
0
0
0
X
X
X
0
X
NID4
D12
D4
D4
A4
0
0
D4
0
X
X
X
0
X
0
WRITE
21
ET2
NID3
D11
A3
D3
D3
D3
0
0
0
X
X
X
0
X
0
D10
RECON
A10
NID2
D2
D2
D2
WAIT
A2
0
0
0
X
X
X
X
ACCESS
D9
NID1
A9
D1
D1
D1
0
A1
0
0
IO-
X
0
X
X
X
TXOFF
D8
NID0
D0
LSB
A0
A8
D0
D0
TA
0
0
X
X
0
X
X
INTERRUPT
MASK
COMMAND
CONFIG-
URATION
RESERVED
RESERVED
NODE
ID
RESERVED
EXTERNAL
REGISTER
RESET
RESET
RESET
RESET
DATA
LOW
DATA
HIGH
ADDRESS
PTR LOW
ADDRESS
PTR HIGH
REGISTER