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S7_WriteDWord

 boolean S7_WriteDWord (int $InstanceID, int $Value) 

Parameters

InstanceID

ID of the device to be switched

Value

0-4294967295

Returns

If the command succeeds, it returns TRUE, otherwise FALSE.

Description

Set the address with the ID InstanceID to Value

Due to a limitation on 32-bit integers in PHP, only the area to 2147483647 can be used.

Example

S7_WriteDWord(12345, 123);