PCS7自定义功能块

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1、PCS7V6.1中自定义功能库使用入门CustomizedLibraryinPCS7V6.1Getting-startedGetting-startedEdition(2008年－03月)摘要本文以实现简单的两个浮点数相加求和的功能为实例，分功能块编程、BlockIcon及Faceplate制作三个部分，描述了PCS7V6.1下如何制作自定义功能库的整个过程。关键词SCL,Alarm_8p,BlockIcon,CustomizedObject,FaceplateKeyWordsSCL,Alarm_8p,BlockIcon,Customize

2、dObject,FaceplateA&DService&SupportPage2-38目录1.PCS7功能库简介.......................................................................................................................42.自定义功能库.........................................................................................

3、.....................................52.1帮助信息的获取....................................................................................................................82.2AS功能块开发..................................................................................................

4、....................82.2.1分析控制功能需求.........................................................................................................92.2.2创建测试项目.................................................................................................................92.2.3编辑S

5、CL源文件.............................................................................................................92.2.3.1插入SCL源文件.......................................................................................................92.2.3.2设置SCL编辑器并创建符号表..................

6、.............................................................112.2.3.3定义功能块头........................................................................................................122.2.3.4定义输入/输出等管脚..........................................................................

7、..................122.2.3.5获取当前调用功能块的OB号.................................................................................162.2.3.6根据调用OB进行相应处理动作.............................................................................162.2.3.7报警处理.......................................

8、........................................................................182.2.4编译SCL源文件..