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From: | 1berto AT my-deja DOT com |
Newsgroups: | comp.os.msdos.djgpp |
Subject: | Re: Q: Serial port communication / Hardware interrupts |
Date: | Sun, 23 Apr 2000 18:18:12 GMT |
Organization: | Deja.com - Before you buy. |
Lines: | 40 |
Message-ID: | <8dveop$8ne$1@nnrp1.deja.com> |
References: | <slrn8fuho1 DOT hn DOT drososa AT localhost DOT localdomain> |
NNTP-Posting-Host: | 204.176.172.10 |
X-Article-Creation-Date: | Sun Apr 23 18:18:12 2000 GMT |
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To: | djgpp AT delorie DOT com |
DJ-Gateway: | from newsgroup comp.os.msdos.djgpp |
Reply-To: | djgpp AT delorie DOT com |
You need a VxD under Windows 95/98 if you want reliable and fast communication. Take a look at http://www.wcscnet.com/cdrvvbro.htm. It is the fastest product on the market for serual com. In article <slrn8fuho1 DOT hn DOT drososa AT localhost DOT localdomain>, drososa AT pat DOT forthnet DOT gr wrote: > Hi > > I'm trying to interface with a hardware device though a serial port and get > something faster than win98 can offer. Looking over available sources/info it > seems that direct, interrupt based code can do the job. I already have > tried a windows api based library code (slow) and wrote a polling based > version with djgpp (still too slow). The async library mentioned in the faq > seems to compile fine but generates a locking memory error when I try it out > booting into DOS mode from the windows shut down menu. I'm checking out > now some old 16-bit code and wondering if I should go that way or persist > with djgpp. What are people's experience? Are there any more info/examples > besides the User's Guide on hardware interrupts? (Does anyone have that doc by > Alaric "dark art of writing djgpp hardware interrupts" somewhere? It is no > longer available at the site mentioned in the UG). > > Any suggestions/recommendations welcome. > > TIA > Sent via Deja.com http://www.deja.com/ Before you buy.
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