Function Call in ST

ModMast  (EN     := ModMast_EN,
         COM     := ModMast_COM,
         SLAVE   := ModMast_SLAVE,
         FCT     := ModMast_FCT,
         TIMEOUT := ModMast_TIMEOUT,
         ADDR    := ModMast_ADDR,
         NB      := ModMast_NB,
         DATA    := ADR(ModMast_DATA));


ModMast_DONE := ModMast.DONE;
ModMast_ERR := ModMast.ERR;
ModMast_ERNO:= ModMast.ERNO;