![]() ![]() The POINTER data type is permitted for formal input parameters, in/out parameters of FBs and FCs and for output parameters of FCs. ![]() This is only possible when the address is a formal parameter with a compatible You can assign the following types of addresses as actual parameters: SCL, however, only provides one statement for processing the POINTER data type, namely passing on to underlying blocks. If you call such a block, these parameters can be supplied with addresses of any data type (except ANY). You can assign variables to the POINTER data type that you have declared as formal parameters of a block. From the "S7-SCL V.5.3 for S7-300/400" manual (pdf) that you can download from the Siemens support website: ![]()
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