ISPSoft User Manual Import HWConfig variables with ISPSoft Choose “Global HWCONFIG Variables” under “Global symbols” in Project Tree, then right click “Synchronize with HWCONFIG” on Global HWCONFIG Variables page, so the variables would be updated which would able to be used in ISPSoft programming. The length of symbol would be 16 bits (ARRAY [16] OF BOOL or WORD) after synchronization. To provide a user-friendly usability for different data types, users may change the data type to Union16 ； 32 Bits(ARRAY [2] OF WORD), Union32 ； 64Bits(ARRAY[4] OF WORD) and Union 64 with the drop-down list in Type column. For detailed Union usage instruction, please refer to section 8.4. 3-82