Article View: comp.os.os2.programmer
Article #880Re: Help with os/2 v2.0 comm ioctls needed
From: joe2
Date: Mon, 17 Aug 1992 12:28
Date: Mon, 17 Aug 1992 12:28
22 lines
1233 bytes
1233 bytes
In <n!9m8yk.feustel@netcom.com> David Feustel writes: >I'm trying to initialize the com2 port with DosDevIOCtl calls. >I keep getting error 87 - invalid parameter but I don't spot the >error. > >Can someone send me an example of the ioctl calls >- initializing the baud rate, >- setting the line parameters (data bits, parity and stop bits) >- setting the modem control bits? > >The tech library documentation is pretty skimpy on this topic. > >Thanks. >-- I don't know if this is your problem, but there is a bug in the documentation: to have DosDevIOCtl prototyped, you need INCL_DOSDEVICES and not INCL_DOSPROCESS. I strongly recommend that you always compile with /Kb to find all non-prototyped functions... IO CTLs are documented in "Physical Device Driver Reference". -Joel Armengaud
Technical Details
Message-ID:
<19920817.033541.870@almaden.ibm.com>Path:
arc1-ca.pugleaf.net!sparky!uunet!vnet.ibm.comReferences:
<n!9m8yk.feustel@netcom.com>Show Full Headers
Complete Article Headers
Path: arc1-ca.pugleaf.net!sparky!uunet!vnet.ibm.com From: joe2@vnet.ibm.com Message-ID: <19920817.033541.870@almaden.ibm.com> Date: Mon, 17 Aug 92 12:28:09 FST Newsgroups: comp.os.os2.programmer Subject: Re: Help with os/2 v2.0 comm ioctls needed Reply-To: <joe2@vnet.ibm.com> Disclaimer: This posting represents the poster's views, not those of IBM News-Software: UReply 3.0 References: <n!9m8yk.feustel@netcom.com> Lines: 22