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Re: Multidrop bus on Windows

From David Brown <david.brown@hesbynett.no>
Newsgroups comp.arch.embedded
Subject Re: Multidrop bus on Windows
Date 2019-10-04 09:47 +0200
Organization A noiseless patient Spider
Message-ID <qn6tej$dv4$3@dont-email.me> (permalink)
References (3 earlier) <a0o8pe19q2u01l0ut963d5lcqnkh0kfp93@4ax.com> <qn1t5m$ook$1@dont-email.me> <0j5apehok86r0hek2ro7ss73fi2mqb8nis@4ax.com> <qn47ed$f3g$1@dont-email.me> <qn4v50$n8k$1@reader2.panix.com>

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On 03/10/2019 16:04, Grant Edwards wrote:
> On 2019-10-03, David Brown <david.brown@hesbynett.no> wrote:
> 
>> Still, it is /much/ nicer with a device like the FTDI chips that handles
>> the drive enable timing automatically.
> 
> Does windows support half-duplex mode on the less-ancient versions of
> the 16x50?  I've used varous brands of 16850 UARTs and the half-duplex
> mode always worked fine on them.
> 

I believe so.  It is a /long/ time since I have done such programming,
but I seem to remember Win32 calls to put the serial driver in
"auto-RTS" mode suitable for RS-485.  I can't say I know how it was
implemented.

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Thread

Multidrop bus on Windows pozz <pozzugno@gmail.com> - 2019-10-01 16:02 +0200
  Re: Multidrop bus on Windows Dave Nadler <drn@nadler.com> - 2019-10-01 08:01 -0700
    Re: Multidrop bus on Windows pozz <pozzugno@gmail.com> - 2019-10-02 09:04 +0200
      Re: Multidrop bus on Windows upsidedown@downunder.com - 2019-10-02 11:33 +0300
        Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-02 12:12 +0200
          Re: Multidrop bus on Windows Dave Nadler <drn@nadler.com> - 2019-10-02 04:59 -0700
          Re: Multidrop bus on Windows upsidedown@downunder.com - 2019-10-03 01:11 +0300
            Re: Multidrop bus on Windows Rick C <gnuarm.deletethisbit@gmail.com> - 2019-10-02 19:06 -0700
              Re: Multidrop bus on Windows upsidedown@downunder.com - 2019-10-03 07:39 +0300
                Re: Multidrop bus on Windows Rick C <gnuarm.deletethisbit@gmail.com> - 2019-10-02 22:16 -0700
                Re: Multidrop bus on Windows upsidedown@downunder.com - 2019-10-03 09:10 +0300
                Re: Multidrop bus on Windows Rick C <gnuarm.deletethisbit@gmail.com> - 2019-10-03 07:53 -0700
                Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-04 08:54 +0200
                Re: Multidrop bus on Windows upsidedown@downunder.com - 2019-10-04 12:44 +0300
                Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-04 13:00 +0200
                Re: Multidrop bus on Windows upsidedown@downunder.com - 2019-10-04 15:54 +0300
                Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-04 15:13 +0200
                Re: Multidrop bus on Windows upsidedown@downunder.com - 2019-10-04 16:40 +0300
                Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-04 16:49 +0200
                Re: Multidrop bus on Windows Grant Edwards <invalid@invalid.invalid> - 2019-10-04 16:14 +0000
                Re: Multidrop bus on Windows upsidedown@downunder.com - 2019-10-05 14:24 +0300
              Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-03 09:35 +0200
                Re: Multidrop bus on Windows Grant Edwards <invalid@invalid.invalid> - 2019-10-03 14:08 +0000
                Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-04 08:59 +0200
                Re: Multidrop bus on Windows Rick C <gnuarm.deletethisbit@gmail.com> - 2019-10-03 08:04 -0700
                Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-04 09:43 +0200
                Re: Multidrop bus on Windows Rick C <gnuarm.deletethisbit@gmail.com> - 2019-10-04 03:16 -0700
                Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-04 13:10 +0200
              Re: Multidrop bus on Windows Stef <stef33d@yahooI-N-V-A-L-I-D.com.invalid> - 2019-10-03 22:12 +0200
            Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-03 09:19 +0200
              Re: Multidrop bus on Windows upsidedown@downunder.com - 2019-10-03 10:59 +0300
                Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-03 11:12 +0200
                Re: Multidrop bus on Windows upsidedown@downunder.com - 2019-10-03 20:15 +0300
                Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-04 09:45 +0200
                Re: Multidrop bus on Windows upsidedown@downunder.com - 2019-10-04 12:58 +0300
              Re: Multidrop bus on Windows Grant Edwards <invalid@invalid.invalid> - 2019-10-03 14:04 +0000
                Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-04 09:47 +0200
  Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-01 20:44 +0200
    Re: Multidrop bus on Windows pozz <pozzugno@gmail.com> - 2019-10-02 09:03 +0200
      Re: Multidrop bus on Windows David Brown <david.brown@hesbynett.no> - 2019-10-02 12:14 +0200

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