Waiting Statement
GF_ProjectVX code implements a WAITING statement that can be used in ST code as following ex- ample:…WAITING DO
END_WAITING;...Until the condition is not verified, the code will be executed (not as in a loop cycle butreturning to caller in every execution).The WAITING statement can be used only if the associated project option is enabled (see paragraph 4.6.2 for more details).