5756B
43
Position of the INTERBUS Standard Registers
Figure 29
Position of the INTERBUS standard registers
Key:
The Communication Register
The controller board communication register is used as an
interface for the driver blocks. This register must not be
overwritten.
SN =
Slot number (here: 4)
BA =
Base address (here: 256)
res. =
Reserved
a
=
Diagnostic status register (2 bytes)
b
=
Diagnostic parameter register (2 bytes)
c
=
Standard function start register (2 bytes)
d
=
Standard function parameter register (2 bytes)
e
=
Standard function status register (2 bytes)
g
=
Communication register (4 bytes)
I
N T E R
B
U S
I B S S 7 3 0 0 D S C - T
O r d . N o . : 2 7 1 9 9 7 5
C P U
P S
1
2
. . .
1 4
1 2
1 0
8
6
4
2
0
I N
O U T
e
d
c
b
a
r e s .
r e s .
r e s .
r e s .
c
d
+
5 7 5 6 A 0 2 9
r e s .
g
g
g
g
S T O P
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
B A
S N
2 5 6
4
