_int : REFERENCE TO INT; ref_dw : REFERENCE TO DWORD; END [...] 类型变量 REFERENCE TO 理由:IEC 61131
可能意外地导致意外访问。如果您指定一个 POINTER TO BYTE 到一个 POINTER TO DWORD ,那么
Val3: POINTER TO DWORD; hugo
Var := DWORD_TO_SINT(dw [...] Var:UINT; dwVar:DWORD; lw [...] Var := LINT_TO_SINT(li
Int : POINTER TO INT; dwAddress : DWORD; END_VAR dwAddress := dwAddress + DWORD
操作一种类型的变量 POINTER TO 哪些不是 = (平等 [...] Temp : POINTER TO INT; i [...] Temp := piTemp * DWORD#5