如题
最佳答案
模拟量比例换算
http://www.ad.siemens.com.cn/productportal/prods/s7-200-smart-portal/200smarttop/software/library/scale_library/analog_scaling.htm
STEP 7 Micro/WIN SMART指令库
http://www.ad.siemens.com.cn/productportal/prods/s7-200-smart-portal/200smarttop/software/library/library_links/Library_links.html
用户自定义指令库
http://www.ad.siemens.com.cn/productportal/prods/s7-200-smart-portal/200smarttop/software/library/Creat_Library/User_defined_library.html
http://www.ad.siemens.com.cn/productportal/prods/s7-200-smart-portal/200smarttop/smartsms/008.html
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