I was thinking the same. I have a Sheevaplug which I am currently using - with USB to 1Wire converter.
My total lack of knowledge about I2C devices obviously does not help. Could you offer some pointers to get more info? Chris On 25/01/2012 14:17, Mick Sulley wrote: > I will definitely buy a RaspberryPi as soon as they are available, and > will want to interface to 1-wire. I had assumed that USB would be the > way to go. Would these boards provide a faster/cheaper/more reliable > way to communicate? > > On 25/01/12 11:42, Stuart Poulton wrote: >> Hi, >> >> Well spotted, I'll take a look and re-work the PCB's (which havn't yet >> gone to FAB). >> >> I'm getting an initial run of 10 of each PCB (singe and octo channel) is >> there any interest in any spares ? >> >> Stuart >> >> On 24/01/12 23:53, p4trykx wrote: >>> While waiting on Raspberry Pi I was looking for connecting 1-wire bus to >>> it. Probably the easiest(apart from GPIO) way is to use I2C devices. >>> The only problem is that Raspi uses 3.3V I2C but Stuart Poulton published >>> designs with few transistors that handle the different levels >>> http://raspberrypi.homelabs.org.uk/raspberrypi-1-wire-expansion/ >>> >>> But there is a new chip from Maxim/Dallas that does this conversion so you >>> can have %v on 1wire and 1.8V or 3.3V on I2C. It comes in two packages >>> SOT/6(this one's easy to solder) >>> TDFN-EP/8. I've seen it maybe a month ago but I couldn't get it anywhere. >>> Now samples are available. It has strong pull up so it's suitable for >>> parasite powered networks. >>> http://www.maxim-ic.com/datasheet/index.mvp/id/7630 >>> >>> And I think a question for Paul is it supported yet? Maybe it's not so >>> different from older I2C converter DS2482? Do You plan to support it in >>> the future? >>> >> >> >> ------------------------------------------------------------------------------ >> Keep Your Developer Skills Current with LearnDevNow! >> The most comprehensive online learning library for Microsoft developers >> is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, >> Metro Style Apps, more. Free future releases when you subscribe now! >> http://p.sf.net/sfu/learndevnow-d2d >> _______________________________________________ >> Owfs-developers mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/owfs-developers > ------------------------------------------------------------------------------ > Keep Your Developer Skills Current with LearnDevNow! > The most comprehensive online learning library for Microsoft developers > is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, > Metro Style Apps, more. Free future releases when you subscribe now! > http://p.sf.net/sfu/learndevnow-d2d > _______________________________________________ > Owfs-developers mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/owfs-developers > ------------------------------------------------------------------------------ Keep Your Developer Skills Current with LearnDevNow! The most comprehensive online learning library for Microsoft developers is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, Metro Style Apps, more. Free future releases when you subscribe now! http://p.sf.net/sfu/learndevnow-d2d _______________________________________________ Owfs-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/owfs-developers
