ISPSoft User Manual If users open the window for a function block definition, no values will be displayed in the window, and users can not monitor the program in the function block. No values are displayed. *. If users want to modify the program in a function block, they have to open the window for the function block definition. Please refer to section 7.3.4 for more information. 7.3.4 Modifying the Program in a Function Block The object produced from a function block definition is a function block instance. The program in a function block instance can not be modified, but the program in a function block definition can be modified. After the produced from the function block definition.
The new function block instances will not be produced until the program in a function block definition is modified, the modification result will be applied to the new instances program is compiled. Likewise, if users want to modify the program in a function block online, they have to open the window for the function block. After users double-click a function block definition in the project management, they can modify the program in the window which appears, as shown below. If users open the window for a function block instance, they can not modify the program in the window. The program can not be modified. 7-36