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| author | Nicolas Vigier <boklm@mageia.org> | 2013-04-14 13:46:12 +0000 |
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| committer | Nicolas Vigier <boklm@mageia.org> | 2013-04-14 13:46:12 +0000 |
| commit | 1be510f9529cb082f802408b472a77d074b394c0 (patch) | |
| tree | b175f9d5fcb107576dabc768e7bd04d4a3e491a0 /zarb-ml/mageia-discuss/2012-July/008273.html | |
| parent | fa5098cf210b23ab4f419913e28af7b1b07dafb2 (diff) | |
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diff --git a/zarb-ml/mageia-discuss/2012-July/008273.html b/zarb-ml/mageia-discuss/2012-July/008273.html new file mode 100644 index 000000000..af143d2de --- /dev/null +++ b/zarb-ml/mageia-discuss/2012-July/008273.html @@ -0,0 +1,113 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> +<HTML> + <HEAD> + <TITLE> [Mageia-discuss] One-Wire Home Temperature Network with Linux + </TITLE> + <LINK REL="Index" HREF="index.html" > + <LINK REL="made" HREF="mailto:mageia-discuss%40mageia.org?Subject=Re%3A%20%5BMageia-discuss%5D%20One-Wire%20Home%20Temperature%20Network%20with%20Linux&In-Reply-To=%3C6431465.joz8N7Zta5%40localhost%3E"> + <META NAME="robots" CONTENT="index,nofollow"> + <META http-equiv="Content-Type" content="text/html; charset=us-ascii"> + <LINK REL="Previous" HREF="008272.html"> + <LINK REL="Next" HREF="008276.html"> + </HEAD> + <BODY BGCOLOR="#ffffff"> + <H1>[Mageia-discuss] One-Wire Home Temperature Network with Linux</H1> + <B>AL13N</B> + <A HREF="mailto:mageia-discuss%40mageia.org?Subject=Re%3A%20%5BMageia-discuss%5D%20One-Wire%20Home%20Temperature%20Network%20with%20Linux&In-Reply-To=%3C6431465.joz8N7Zta5%40localhost%3E" + TITLE="[Mageia-discuss] One-Wire Home Temperature Network with Linux">alien at rmail.be + </A><BR> + <I>Sun Jul 15 17:25:18 CEST 2012</I> + <P><UL> + <LI>Previous message: <A HREF="008272.html">[Mageia-discuss] One-Wire Home Temperature Network with Linux +</A></li> + <LI>Next message: <A HREF="008276.html">[Mageia-discuss] FrOSCon 2012 +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#8273">[ date ]</a> + <a href="thread.html#8273">[ thread ]</a> + <a href="subject.html#8273">[ subject ]</a> + <a href="author.html#8273">[ author ]</a> + </LI> + </UL> + <HR> +<!--beginarticle--> +<PRE>Op zondag 15 juli 2012 16:21:06 schreef Juergen Harms: +><i> On 07/15/2012 03:13 PM, Doug Lytle wrote: +</I>><i> > I've just started to play with a 1 wire temperature sensor, under Mageia +</I>><i> > 1. I've been following a couple of blog on how to get things setup (1 & +</I>><i> > 2). +</I>><i> > +</I>><i> > I've installed the digitemp software (2) via urpmi and can actually see +</I>><i> > the USB dongle (DS9490R) and my temp sensor (DS18B20). +</I>><i> > +</I>><i> > The problem being that when running the command digitemp_DS2490 -a -i +</I>><i> > -q, it is supposed to write out it's configure file (.digitemprc) to the +</I>><i> > profile directory, which for me running the command as root, should be +</I>><i> > /root/.digitemprc, but it doesn't. +</I>><i> > +</I>><i> > Has anybody played around with temperature sensors under Mageia? If so, +</I>><i> > were you able to get it to write out the file? +</I>><i> > +</I>><i> > Doug +</I>><i> > +</I>><i> > (1) +</I>><i> > <A HREF="http://bitsup.blogspot.com/2008/11/one-wire-home-temperature-network-with.">http://bitsup.blogspot.com/2008/11/one-wire-home-temperature-network-with.</A> +</I>><i> > html +</I>><i> > +</I>><i> > (2) <A HREF="http://www.nslu2-linux.org/wiki/HowTo/AddUSBOneWireAdapter">http://www.nslu2-linux.org/wiki/HowTo/AddUSBOneWireAdapter</A> +</I>><i> > (3) <A HREF="http://digitemp.com">http://digitemp.com</A> +</I>><i> +</I>><i> I have DS18B20 sensors running, but not on Mageia - my sensors are +</I>><i> connected to an AVR microprocessors (which is controlled by a C +</I>><i> programme, downloaded from my Mageia PC). +</I>><i> +</I>><i> I have doubts whether it is possible to reliably operate 1-wire devices +</I>><i> directly connected to a PC that is simultaneously used to do "ordinary +</I>><i> stuff": the 1-wire protocol has quite strict bit-timing requirements +</I>><i> (the pin on the I/O port on your PC which drives the 1-wire bus must +</I>><i> create pulses with well-defined lengths and intervals), not evident to +</I>><i> implement on a time-shared PC - could also have negative impact on non +</I>><i> real-time applications that run on the PC. You might need to more or +</I>><i> less dedicate your PC to run your 1-wire application. +</I>><i> +</I>><i> In case you cannot make it work directly on Mageia, the microprocessor +</I>><i> approach is certainly a valid (even better?) alternative since the +</I>><i> microprocessor can print the result to a serial port and hence to a PC. +</I>><i> +</I>><i> In case this approach is of interest to you, we should discuss this by +</I>><i> PM (no problem to let you have my hard- and software) +</I>><i> +</I>><i> Juergen +</I> +or you could make a pci-board (or usb device with it's internal clock and +send/recv queue, so it's all nicely timed... +</PRE> + + + + + + + + + +<!--endarticle--> + <HR> + <P><UL> + <!--threads--> + <LI>Previous message: <A HREF="008272.html">[Mageia-discuss] One-Wire Home Temperature Network with Linux +</A></li> + <LI>Next message: <A HREF="008276.html">[Mageia-discuss] FrOSCon 2012 +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#8273">[ date ]</a> + <a href="thread.html#8273">[ thread ]</a> + <a href="subject.html#8273">[ subject ]</a> + <a href="author.html#8273">[ author ]</a> + </LI> + </UL> + +<hr> +<a href="https://www.mageia.org/mailman/listinfo/mageia-discuss">More information about the Mageia-discuss +mailing list</a><br> +</body></html> |