Re: [Owfs-developers] Problem with 1-Wire USB Adapter

2013-09-27 Thread Klaus Weglehner
On Fri, 27 Sep 2013 01:43:57 +0200 Jan Kandziora wrote: > Error code -71 looks like a kernel/hardware related problem. Do you use > a hub? I had a lot of USB hubs which have been rubbish. It looks like you got it. I replaced the hub by another one and now it is running without errors a few hour

Re: [Owfs-developers] Problem with 1-Wire USB Adapter

2013-09-26 Thread Klaus Weglehner
Thank you for your reply! On Thu, 26 Sep 2013 01:33:59 +0200 Jan Kandziora wrote: > This is near worst-case. You could make it only worse by having some of > these bus-powered. There is no way to have this working reliable. Hm, the Star-rays are only 1-3m long. I thought this would be no proble

[Owfs-developers] Problem with 1-Wire USB Adapter

2013-09-25 Thread Klaus Weglehner
Hello all, I was working on an application using the owfs c api. The target platform is a raspberry pi with a DS9490 USB adapter connected. There are about 15 DS18B20 mostly in a star topology. At first everything seems to work fine. Then i tried to force cache updates while my application is i