Serial comm. in Windows 95

Chris Liechti cliechti at gmx.net
Mon Dec 16 15:40:00 EST 2002


Peter Åstrand <peter at cendio.se> wrote in
news:mailman.1040038700.17853.python-list at python.org: 
> I need to communicate with a modem from Windows 95 (Swedish version).
> I've tried every package I can find, but without any luck:
> 
> 
> 1) In Windows NT, it's possible to do os.open("com2:"). For some
> reason, this does not work in Windows 95: Sometimes I get "no such
> file or directory". (It seems like this happens when cwd is a long
> directory.) Sometimes the open succeeds and I can do os.writes(), but
> os.read() always hangs without returning any data.
> 
> 2) When trying Mark Hammonds "Win32 extensions", the import of
> win32file always fails. On one machine we have, the error is:
> ImportError: DLL load failed: En enhet som är ansluten till datorn
> fungerar inte. 

that sounds like a broken windows installation.
 
> 3) pyserial and USPP (http://pyserial.sourceforge.net/) is based on
> win32file (se above)

pyserial works fine on win98, im using that on several machines

> I'm running out of ideas... I really need to get this to work on
> Windows 95, so upgrading Windows is not an option.

win95 is no longer supported by microsoft. you'll run in one problem after 
an onther, condisder using a real OS ;-)

chris

-- 
Chris <cliechti at gmx.net>




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