Re: [fpc-pascal] USB serial interface

2006-12-28 Thread Rainer Stratmann
Am Donnerstag, 28. Dezember 2006 14:03 schrieb Andreas Berger: > My problem is that there are cheap motherboards appearing > that no longer have serial ports. I'm afraid that soon none will. > Therefore I am looking for alternatives. I'm running also a DOS Program and now it is ported to Linux.

Re: [fpc-pascal] USB serial interface

2006-12-28 Thread Mark Morgan Lloyd
Andreas Berger wrote: > > My own feeling if you /have/ to have a DOS environment and don't mean > > something like the '98 DOS box would be to see if you could run the code > > under either DosEmu or Qemu, both of which allow guest session ports to > > be mapped to whatever hardware is supported b

Re: [fpc-pascal] USB serial interface

2006-12-28 Thread Marco van de Voort
> Mark Morgan Lloyd wrote: > > EPROM blaster, but obviously that sort of thing wouldn't work where the > > physical > > device types differed. > > > Actually, I use DOS directly. I use cheap off-the-shelf motherboard for > an embedded system that our company uses. The motherboard talks the the

Re: [fpc-pascal] USB serial interface

2006-12-28 Thread Andreas Berger
Mark Morgan Lloyd wrote: I've come across a website discussing connection of a USB CD-ROM drive to a DOS system for booting purposes but I've not seen reference to serial devices. I think the people to ask about this might be Parallax since they use USB-connected serial ports for device programmi

Re: [fpc-pascal] USB serial interface

2006-12-28 Thread Mark Morgan Lloyd
Andreas Berger wrote: > > I have two Prolific 2303 serial converters without problems. There is > > native USB support in the kernel (2.6.17). I have run them at 38400. I am > > interested in your problems - maybe I can prevent some future problem. > > > > > Does anyone know about USB-to-Serial fo

Re: [fpc-pascal] USB serial interface

2006-12-27 Thread Klaus Hartnegg
> Am Dienstag, 26. Dezember 2006 18:57 schrieb Marco van de Voort: > > > The best USB-serial Interfaces for Linux are the ones with FTDI Chip > > > inside. http://www.ftdichip.com/ > > > http://www.ftdichip.com/Products/EvaluationKits/USB-Serial.htm > > > > Do they have the same latency as a normal

Re: [fpc-pascal] USB serial interface

2006-12-26 Thread Marco van de Voort
> Am Dienstag, 26. Dezember 2006 18:57 schrieb Marco van de Voort: > > > The best USB-serial Interfaces for Linux are the ones with FTDI Chip > > > inside. http://www.ftdichip.com/ > > > http://www.ftdichip.com/Products/EvaluationKits/USB-Serial.htm > > > > Do they have the same latency as a normal

Re: [fpc-pascal] USB serial interface

2006-12-26 Thread Andreas Berger
We tried USB converters with prolific chipset and it hangs up then, so FTDI chips would be better. I read also somewhere a lack of latency. May be it is also a question of the Kerneldriver and the driver will improve more in the future. I have two Prolific 2303 serial converters without p

Re: [fpc-pascal] USB serial interface

2006-12-26 Thread John Coppens
On Tue, 26 Dec 2006 20:23:56 +0100 Rainer Stratmann <[EMAIL PROTECTED]> wrote: > We tried USB converters with prolific chipset and it hangs up then, so > FTDI chips would be better. I read also somewhere a lack of latency. > May be it is also a question of the Kerneldriver and the driver will > im

Re: [fpc-pascal] USB serial interface

2006-12-26 Thread Rainer Stratmann
Am Dienstag, 26. Dezember 2006 18:57 schrieb Marco van de Voort: > > The best USB-serial Interfaces for Linux are the ones with FTDI Chip > > inside. http://www.ftdichip.com/ > > http://www.ftdichip.com/Products/EvaluationKits/USB-Serial.htm > > Do they have the same latency as a normal serial port

Re: [fpc-pascal] USB serial interface

2006-12-26 Thread Marco van de Voort
> The best USB-serial Interfaces for Linux are the ones with FTDI Chip inside. > http://www.ftdichip.com/ > http://www.ftdichip.com/Products/EvaluationKits/USB-Serial.htm Do they have the same latency as a normal serial port? I've tried several usb-serial ports, and they all have horrible latencie

[fpc-pascal] USB serial interface

2006-12-26 Thread Rainer Stratmann
The best USB-serial Interfaces for Linux are the ones with FTDI Chip inside. http://www.ftdichip.com/ http://www.ftdichip.com/Products/EvaluationKits/USB-Serial.htm Rainer ___ fpc-pascal maillist - fpc-pascal@lists.freepascal.org http://lists.freepascal