1.9 Addressing components
Address identifiers for the desired data must be created to address NC variables, PLC blocks
or drive data. An address consists of the subpaths component name and variable address. A
slash should be used as a separating character.
1.9.1 PLC addressing
Addressing the PLC starts with the path section plc.
Table 1-3 The following addresses are permissible:
DBx.DB(f) Data block
I(f)x Input
Q(f)x Output
M(f)x Bit memory
V(f)x Variable
DBx.DBXx.b Data block
Ix.b Input
Qx.b Output
Mx.b Bit memory
Vx.b Variable
Table 1-4 Data format f:
B Byte
W Word
D Double word
Data format identification is not applicable to bit addressing.
Address x:
Valid S7-200 address identifier
Bit addressing:
b – Bit number
Examples:
<data name = "plc/mb170">1</data>
<data name = "i0.1"> 1 </data>
<op> "m19.2" = 1 </op>
Generating user dialogs
1.9 Addressing components
Easy XML
Programming Manual, 12/2017, 6FC5397-1DP40-6BA1 85
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