Re: reliable rs-232

2010-04-11 Thread Pegasus Mc Cleaft
On Saturday 10 April 2010 13:41:33 Grzegorz Daniluk wrote: Hi everybody, I have a question regarding rs-232 under FreeBSD. I need to write an application for FreeBSD to operate an industrial controller via rs-232. The trick is that it should have very good long term stability (reliably

Re: reliable rs-232

2010-04-11 Thread Grzegorz Daniluk
Thank you very much for all your advices. The device I'm going to 'talk to' is cesium clock with rs-232 interface. So it is not possible to simply change the interface to differential one. Connection cable can be short and the transmission speed can be slow. The most important thing for me is

Re: reliable rs-232

2010-04-11 Thread Maxim Khitrov
2010/4/11 Grzegorz Daniluk li...@o2.pl: Thank you very much for all your advices. The device I'm going to 'talk to' is cesium clock with rs-232 interface. So it is not possible to simply change the interface to differential one. Connection cable can be short and the transmission speed can be

Re: reliable rs-232

2010-04-10 Thread Ian Smith
In freebsd-questions Digest, Vol 305, Issue 13, Message: 2 On Sat, 10 Apr 2010 15:41:33 +0200 Grzegorz Daniluk li...@o2.pl wrote: Hi everybody, I have a question regarding rs-232 under FreeBSD. I need to write an application for FreeBSD to operate an industrial controller via rs-232. The