Like with all busy-wait loops intended to implement short delays, loop is initially calibrated against a real time source, then a required number of iterations is used to execute actual delay. You can find more details in SIMH source code.
----- Original Message ---- From: Peter Svensson <[email protected]> > What is the rom code able to check instruction cycle against? Real time clock >imported to the simulation from the host? > > I.e what is it that makes the wall time of the host matter to the simulation? _______________________________________________ Simh mailing list [email protected] http://mailman.trailing-edge.com/mailman/listinfo/simh
