Data Transmission Using Cyclic I/O S5-95U, SINEC L2
The procedures to set and modify parameters in DB1 and to transfer DB1 are described in detail in
section 1.4.
DB1 Parameters for Cyclic I/O
Table 7-1. DB1 Parameters for Cyclic I/O
* The next flag byte is reserved as length byte.
Block ID: SL2:
Parameter Argument
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SINEC L2
Significance
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Parameters for ZP Master Function:
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a
Reserved data block for cyclic I/O
Status byte (STB) for ZP master
ZP master/slave connection (max. 32 connections can
be programmed)
Status byte (STB) for ZP slave life list
ZPDB
ZPMS
ZPM
ZPLI
DBx
MBy
a b DWc DWd
DWe DWf
MBz
Parameters for ZP Slave Function:
Reserved DB for cyclic I/O
Status byte (STB) for ZP slave
ZP slave output area
ZP slave input area
ZPDB
ZPSS
ZPSA
ZPSE
DBx
MBz
DWa DWb
DWc DWd
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Argument Permissible Range Explanation
DWa or X
DWb or X
DWc or X
DWd or X
DBx
MBz
0 to 255
0 to 255
0 to 255
0 to 255
2 to 255
1 to 254
ZPA lower limit; data word; X for “non defined”
ZPA upper limit; data word; X for “non defined”
ZPE lower limit; data word; X for “non defined”
ZPE upper limit; data word; X for “non defined”
Data block
Flag byte
Argument Permissible Range Explanation
a
b
DWc or X
DWd or X
DWe or X
DWf or X
DBx
MBy
MBz
1 to 126
0 to 62
0 to 255
0 to 255
0 to 255
0 to 255
2 to 255
1 to 254
1 to 253
ZP slave station address
L2 SAP of ZP slave (if S5-95U is ZP slave, enter 61
ZPA lower limit; data word; X for “non defined”
ZPA upper limit; data word; X for “non defined”
ZPE lower limit; data word; X for “non defined”
ZPE upper limit; data word; X for “non defined”
Data block
Flag byte
Flag byte
7-6
EWA 4NEB 812 6112-02
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