CODESYS Development System
_BLOCK FB_Controller VAR_INPUT [...] ; END_VAR VAR_OUTPUT [...] 变量的声明和初始化 PROGRAM progLine VAR s
CODESYS Development System
_MyB VAR_INPUT i [...] ; END_VAR VAR_OUTPUT iOutB : INT; END_VAR
CODESYS Development System
_BLOCK FB VAR_INPUT r [...] 2 : INT; r2 : REAL; END_VAR VAR_OUTPUT
CODESYS Development System
和输出变量 (VAR_INPUT 和 VAR_OUTPUT
CODESYS Development System
输入/输出变量的变量声明 VAR_INPUT [...] 输入的变量声明 VAR_OUTPUT [...] It : BOOL VAR_INPUT iInput
CODESYS Development System
1 : INT VAR_INPUT i [...] 2 : FUNCTION fun1 : INT VAR_INPUT [...] 1)} FUNCTION POU : BOOL VAR_INPUT
CODESYS Development System
功能块变量: 功能块 FB1 有输入变量 iVar [...] 1 .下面,变量 iVar1 从程 [...] VAR inst1 : FB
CODESYS Development System
_PRG_1 VAR Output AT %QB7 : BYTE; END_VAR Output [...] _PRG_2 VAR Output AT %QB
CODESYS Development System
instance>(<FB input [...] input variables>); 例 [...] :=T#300ms); var
CODESYS Development System
错误修正: VAR_OUTPUT iVar [...] : '<invalid output>' 不是 [...] 示例: PROGRAM PLC_PRG VAR i