DOS ain't dead

modern timers in DOS (32bit) (Developers)

posted by tkchia , 08.05.2022, 17:57

Hello bretjohn,

> There are also"tricks " you can play with things like USB host controllers.
> The USB bus has its own "ecosystem" and timers and you can sometimes tap
> into those timers if you're careful. You really can't use the USB host
> hardware to generate interrupts "on demand" (though my USB drivers have an
> "extension" that allows you to do it). But you can use the USB hardware to
> "monitor" time durations.

Me, I am still trying to work out how to interact with a USB XHCI or EHCI controller (whichever comes first) in a useful way...

Thank you!

---
https://gitlab.com/tkchia · https://codeberg.org/tkchia · 😴 "MOV AX,0D500H+CMOS_REG_D+NMI"

Complete thread:

• modern timers in DOS (32bit) - LowLevel, 05.05.2022, 11:11
  • modern timers in DOS (32bit) - bretjohn, 05.05.2022, 19:05
    • modern timers in DOS (32bit) - mceric, 05.05.2022, 20:53
      • modern timers in DOS (32bit) - Japheth, 06.05.2022, 08:06
        • modern timers in DOS (32bit) - LowLevel, 06.05.2022, 08:37
      • modern timers in DOS (32bit) - LowLevel, 06.05.2022, 08:29
      • modern timers in DOS (32bit) - RayeR, 18.05.2022, 22:40
    • modern timers in DOS (32bit) - LowLevel, 06.05.2022, 08:08
      • modern timers in DOS (32bit) - bretjohn, 06.05.2022, 20:01
        • modern timers in DOS (32bit) - tkchia, 08.05.2022, 17:57
  • modern timers in DOS (32bit) - Laaca, 05.05.2022, 20:56
    • modern timers in DOS (32bit) - LowLevel, 06.05.2022, 08:30