Siemens SIMATIC S5 CP 521 Manual page 138

CP 521
The following pages contain the assignment of the parameter blocks and an
input example.
Note:
Parameter block assignment
submodule corresponds to PIQ assignment when setting parameters with the
user program.
Table 7-7. Assignments for Parameter Block 0
Block
0 Baud rate
Parity
"mark" (parity bit always "1")
"space" (parity bit always "0")
BUSY signal
Interface
Data format
HW handshake
GWA 4NEB 812 6030-02b
for setting
Meaning
110 Bd
200 Bd
300 Bd
600 Bd
1200 Bd
2400 Bd
4800 Bd
9600 Bd
Even
Odd
None
no
yes
TTY
RS-232-C (V.24)
7 data bits
8 data bits
OFF
ON
ASCII Mode
parameters with the
Value Range Default Values
on the CP 521
1
2
3
4 4
5
6
7
8
0 0
1
2
3
4
0 0
1
0 0
1
0 0
1
0 0
1
memory
7-15