And POP won't tell you how to use the SERVC operation to register that you want to receive that particular signal.
On 1/10/11 11:57 AM, "Jeff Gribbin" <jeff.grib...@gmail.com> wrote: Thanks guys - never would have found that by myself. ZArchitecture POP is n't exactly explicit on the matter but from a reading of SHUTTRAP and a readi ng of POP I now see it to be a form of the Service Signal External Interrupt . Happily I don't need to code a handler solely from the information provid ed in POP - to do so would, I feel, be <ahem> "challenging". Another one bites the dust :-)