S7-200 Series

SIMATIC S7 MPI Direct

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S7-200 Series

Device	Bit Address		Word Address		32 bits	Remarks
Device	English	German	English	German	32 bits	Remarks
Variables	-		VW00000-VW05118
Input	I00000.0-I00015.7	E00000.0-E00015.7	IW00000-IW00014	EW00000-EW00014		^*1
Output	Q00000.0-Q00015.7	A00000.0-A00015.7	QW00000-QW00014	AW00000-AW00014		^*2
Internal Marker	M00000.0-M00031.7		MW00000-MW00030
Timer	-		T00000-T00255			^*3
Counter	-		C00000-C00255	Z00000-Z00255		^*3

^*1You cannot write to IW0 to IW2 depending on the CPU type. These addresses are reserved for onboard I/O. Please refer to the manual of your External Device for checking.

^*2You can write in the QW and Q devices only when the External Device is in RUN mode. When the External Device moves to the STOP mode, the output will be reset.

^*3Write disable

NOTE

The size of the address area used by BLUE's STRING variable depends on the device that is set.
Variable device: Same specification as the STRING data type of the External Device. When Number of byte is set to 10, the driver uses a 11-byte address space.
Other than Variable device: Use the address area as set by the number of bytes in the STRING variable.
Please refer to the precautions on manual notation for icons in the table.

Supported Devices Symbol and Terms