[LOGic] Microham, Logic and the rest of this thread

Mel Martin ve2dc at videotron.ca
Tue Feb 12 06:33:12 EST 2008


Thanks Jamie...

I play with computers for a living (programmer) and I didn't know that!

It's safely filed away in case my next computer has more than one processor!

James C. Hall, MD wrote:
> 
> Hello All:
> 
> Lots of bloviating - let's stick to what we know. We have a situation where
> we have a Windows-based program with standard implementation of serial
> communication to attached devices. This has been going on for 15 years +/-.
> I've been a loyal Logic customer since that time and I plan on no moves. Now
> fast-forward to present day - we now have USB, virtual serial ports,
> Hyperthreading with one physical processor, different versions of multi-core
> processors with different RAM controllers, and on and on. Different
> motherboards also talk to the CPU's differently with different chipset
> drivers. The multi-core processors that currently exist are the AMD Athlon
> x2, Opteron (which I recently upgraded to), and Intel's multi-core
> processors - Core 2 Duo, Quads, Extremes, yada, yada.
> 
> To those of you who have had weird comm. problems with Logic with your
> radio, and particularly with virtual, USB-derived COM ports, as with several
> devices (not just microHam's), and you have a multi-core processor
> (Hyperthreading does not appear to be a problem), try this in WinXP:
> 
> - Right-click on My Computer | System Properties
> - Click Advanced tab
> - Click Settings button for Startup and Recovery
> - Click Edit button
> -Under [Operating System], add to the end of line /numproc=1 (usually after
> /fastdetect or /NoExecute=OptIn)
> 
> Reboot the computer and verify that you have one CPU functioning by hitting
> Ctrl-Alt-Del and choosing Task Manager | Performance. You should see one
> graph for the CPU.
> 
> This was ABSOLUTELY the answer to MY problem with MY specific hardware.
> YMMV. I suspect there is some old code lurking in Logic that makes it not
> quite ready for multiple processors. This is my OPINION not a statement of
> fact. 
> 
> Sorry you got flamed, Marty ! I haven't been hit by the doctor stuff yet
> <bracing for attack>. Of course, lawyers and docs always see eye to eye,
> right !? ;) HI
> 
> 73, Jamie
> WB4YDL
> 
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