Siemens SIMATIC S5 CP 523 Manual page 236

CP 523
A.4 Setting Parameters in Communications Mode
• Setting parameters via the memory submodule: Enter the data in DB 1 ( 7.3.1)
• Setting parameters via the user program: "Transfer parameter setting data for parameter
block X" ( 7.3.2)
Table A-7. Assignments of the Parameter Blocks in Communications Mode
Param-
Byte
eter
block
0 2 Baud rate
3 Parity
4 BUSY signal
5 Interface
6 Data format:
11-bit character
frame
10-bit character
frame
7 HW handshake
2 2 XON character
3 XOFF character
7 see Table A-7a.
9 2+3 Correction value (s/month)
* Only possible in interpretive ASCII mode
EWA 4NEB 811 6044-02a
(Parameter Blocks 0, 2 and 9)
Description
7 data bits
8 data bits
8 data bits
7 data bits
7 data bits
8 data bits
*
*
Value
Range
110 baud
200 baud
300 baud
600 baud
1200 baud
2400 baud
4800 baud
9600 baud
even
odd
"mark"
"space"
no parity check
No
TTY
RS-232-C (V.24)
Parity:
(yes)
(yes)
(no)
(no)
(yes)
(no)
OFF
ON
01
01
- 400
Default Value
on the CP 523
1 4
2
3
4
5
6
7
8
0 0
1
2
3
4
0 0
0 0
1
0 0
1
2
3
4
5
0 0
1
to 7F FFFF
H H
(no XON/XOFF
to 7F protocol)
H H
0000
to+400
D D D
Summary
H
A-7