h6. [[Programmer's Reference Manuals]] h6(. » [[Vectors]] h6((. » [[Software Vector Numbers]] h6(((. » UpCallV h2. UpCall Vector (29) |_<^{width:3em}. Entry |<^. | |<^. R0|<^. "UpCall reason code":link1| h4. Use This vector is called when an Upcall is generated by the OS. h4. Notes To quote the OS header files the 'can you deal with this before I go bang' vector. h4. See also * "OS_UpCall reason codes":link1 * [[Software Vector Numbers]] [link1]OS_UpCall#reason