From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Subject: Re: Reusable free code: Simple components - MODBUS.Synchronos.connect not returning
Date: Tue, 28 Aug 2018 18:03:26 +0200
Date: 2018-08-28T18:03:26+02:00 [thread overview]
Message-ID: <pm3rof$1m0j$1@gioia.aioe.org> (raw)
In-Reply-To: fukdviFjd4aU1@mid.individual.net
On 2018-08-28 10:04, Karl Müller wrote:
> Hello,
>
> it's my first contribution to this sophisticated newsgroup and I hope
> I'm not disturbing too much.
>
> Trying the Modbus test programs of the Simple components from Dmitry
> Kazakov I made the experience that the MODBUS.Synchronos client is not
> returning after calling the connect procedure. When I set the Timeout
> value to 5 seconds the Tracer is writing and after that time the program
> exits:
>
> 127.0.0.1:1502 < --- Stop polling, nothing to send
> 127.0.0.1:1502 < +++ Resume polling, blocking timeout expired
> 127.0.0.1:1502 < --- Stop polling, nothing to send
> Worker task exiting
> raised
> GNAT.SOCKETS.CONNECTION_STATE_MACHINE.MODBUS_CLIENT.SYNCHRONOUS.TIMEOUT_ERROR
> : Connection timeout expired
>
> To my suprise the MODBUS test program with multiple connections is
> working as expected.
>
> Is there anything I'm not aware off when using the
> MODBUS_CLIENT.SYNCHRONOS?
A synchronous client blocks on Connect until the server accepts
connection or else the timeout expires. Or do you mean something else?
--
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de
next prev parent reply other threads:[~2018-08-28 16:03 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-28 8:04 Reusable free code: Simple components - MODBUS.Synchronos.connect not returning Karl Müller
2018-08-28 16:03 ` Dmitry A. Kazakov [this message]
2018-08-28 18:03 ` Karl Müller
2018-08-28 19:25 ` Dmitry A. Kazakov
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