And even if you had some add-in hardware board that makes a pulse timing sequence of desired timing you still have the issue of varying timing on getting the hardware triggered by software in order to produce said timing.

It is essential to re-think the problems and make the PC WinOS type system be the manager that walks around bossing the crews and each worker is some MCU that has a specific job to do that he knows how to do well.

Michael Karas