SCL_数据变化检测

REGION changeTime
IF #Local_Min_1 <> #TempSetTime THEN
#SetTimeChangeEdge := 1;
ELSE
#SetTimeChangeEdge := 0;
END_IF;
#TempSetTime := #Local_Min_1;
END_REGION

来源链接：https://www.cnblogs.com/Jim768/p/18643919