Bob Liles wrote in a message to Robert Mcisaac:

RM>Can anyone comment on the suitability of OS/2 Warp for real-time data 
RM>acquisition?  Here is my current situation.  A special ISAbus board is
 BL> .
 BL> .
 BL> .
RM>The isr usually takes about 2.5 milliseconds of the 3.3 milliseconds. 
RM>It has only 30% of the processing time to perform graphical display, 
RM>keyboard checking, etc.

 BL> It is my understanding that the minimum time slice that OS/2
 BL> can supply is 31.25 milliseconds.

That applies only to applications running over the system scheduler.  For
device driver code that can hook IRQs, the latency is quite small.  It is
certainly possible to write an OS/2 device driver that can handle 1000
interrupts per second; COM.SYS is a common example.
 
-- Mike


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