BCD格式的数据必须先转换为 Int 或 DInt 格式才能转换为 REAL 格式,如例子。 如要实现数据类型 Byte 到 SInt 或从 Byte 到 USInt, CONVERT 指令需要手动设置 input 和 output 数据类型为 SInt 或 USInt。 更多的信息可以参见STEP7(TIA Portal)在线帮助 CONVERT: Convert value。 图. 2 实数取整 下面的指令可...
This time, we need to create tags for the analog points, but they are no longer discrete tags. The size of the variables created for analog inputs is 16 bits; most of the time, these would be called integers (INTs) with a single address. However, in the TIA Portal, these are const...
TIA V15.1终于发布了，按照西家常规惯例，只有出了SP1之后，这个软件版本才算稳定和成熟，所以相信更多...
STEP 7 (TIA Portal) V15 Support Legal information Legal information Use of application examples Application examples illustrate the solution of automation tasks through an interaction of several components in the form of text, graphics and/or software modules. The application examples are ...