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Dokumentation

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ModBus_WriteRegisterDWord

boolean ModBus_WriteRegisterDWord (integer $InstanceID, integer $Wert)

Parameters

InstanceID ID of the device to bes switched
Wert 0-4294967295

Returns

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

Description

Sets address with ID InstanceID to _Value

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

Example

ModBus_WriteRegisterDWord(12345, 123);
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