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Is it possible to change the state of a forced bit from a Modbus request using Unity Pro

Published date: 05 November 2018

The behavior of forced bits is controled by %S79.
This bit change the behavior of the Quantum Modbus server regarding forced bits: 
at 0 (default value), standard management: bit value is changed even if the bit is forced. 
if set to 1 by the user: write bits request on forced bits do not change their value. There is no error in the response of the request. 
As other accesses, the history bit is always updated, whatever the forcing state

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