boolean ModBus_WriteRegisterInt64 (integer $InstanceID, integer $Value)| InstanceID | ID of the device to be switched |
| Value | -9223372036854775808 bis 9223372036854775807 |
| If the command succeeds, it returns TRUE, otherwise FALSE. |
Sets address with ID InstanceID to Value
//Writes -123 into the register of the instance with the ID 12345 ModBus_WriteRegisterInt64(12345, -123);