Configuration Example For The Address Areas In Intermediate Memory - Siemens SIMATIC S7-300 Hardware And Installation Manual

Commissioning
Table 8-10
Type
1 E
2 A
:
32
Address areas in the
DP master CPU
Sample program
Below you will see a small sample program for data exchange between DP master
and DP slave. The addresses used in the example are found in the table above.
In the DP Slave CPU
L 2
T MB 6
L IB 0
T MB 7
L MW 6
T PQW 310
8-32

Configuration example for the address areas in intermediate memory

Master Type
address
222 A 310
0 E 13
Address areas in the
DP slave CPU
In the DP Master CPU
Data pre-
processing in
the
DP Slave
Passing data
to the
DP master
L
T
L
L
+
T
L
+
T
CALL
S7-300 Programmable Controller Hardware and Installation
Slave Lengt Unit
address h
2 Byte
10 Word
These address area parameters
must be identical for DP master and
DP slave
PIB 222
MB 50
PIB 223
B#16#3
I
MB 51
10
3
MB 60
SFC 15
LADDR:= W#16#0
RECORD:= P#M60.0 Byte
20
RET_VAL:=MW 22
Consistency
Unit
Total length
// processing
data received
in the DP Master
//Data pre-
processing in the
DP master
//send Data
to DP slave
A5E00105492-01