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From: Walter B. <bau...@gm...> - 2016-03-12 15:43:13
|
I want to measure VAD and VDD in parallel. The datasheet tells that only 1 input (VAD or VDD) to the A/D-Converter is possible through page.0 bit manipulation. Nevertheless I see VDD voltage (parasite mode) in owfs updated (although not converted?). Owfs sets the VAD converter bit I assume. I tried now with a voltage divider (12V to 5V) at VDD, but get voltages with no meaningful correlation according to the voltage divider formula. Can someone please let me know, if i can make the DS2438 deliver 2 independent voltages (VAD, VDD) in parallel? |
From: Hodgess, E. <Hod...@uh...> - 2013-10-17 12:48:33
|
Hi again: Here is my startup and attempt at finding the temperature: sudo /opt/owfs/bin/owfs --allow_other -u -m /mnt/1wire [sudo] password for erin: DEFAULT: ow_usb_msg.c:(295) Opened USB DS9490 bus master at 3:2. DEFAULT: ow_usb_cycle.c:(191) Set DS9490 3:2 unique id to 81 00 6B 31 00 00 00 0C erin@erin-Lenovo-IdeaPad-Y480:~$ cd /mnt/1wire/ erin@erin-Lenovo-IdeaPad-Y480:/mnt/1wire$ ls 21.F8FC2C000000 alarm settings statistics system 81.006B31000000 bus.0 simultaneous structure uncached erin@erin-Lenovo-IdeaPad-Y480:/mnt/1wire$ cd 21.F8FC2C000000/ erin@erin-Lenovo-IdeaPad-Y480:/mnt/1wire/21.F8FC2C000000$ cat temperature cat: temperature: Device or resource busy more temperature erin@erin-Lenovo-IdeaPad-Y480:/mnt/1wire/21.F8FC2C000000$ Here is the owfs.conf file: cat /etc/owfs.conf # Sample configuration file for the OWFS suite for Debian GNU/Linux. # # # This is the main OWFS configuration file. You should read the # owfs.conf(5) manual page in order to understand the options listed # here. ######################## SOURCES ######################## # # With this setup, any client (but owserver) uses owserver on the # local machine... ! server: server = localhost:4304 # # ...and owserver uses the real hardware, by default fake devices # This part must be changed on real installation server: FAKE = DS18S20,DS2405 # # USB device: DS9490 #server: usb = all # # Serial port: DS9097 #server: device = /dev/ttyS1 # # owserver tcp address #server: server = 192.168.10.1:3131 # # random simulated device #server: FAKE = DS18S20,DS2405 # ######################### OWFS ########################## # #mountpoint = /mnt/1wire #allow_other # ####################### OWHTTPD ######################### http: port = 2121 ####################### OWFTPD ########################## ftp: port = 2120 ####################### OWSERVER ######################## server: port = localhost:4304 Thanks in advance for any help. I'm sure that this is something really sill that I'm not seeing. Sincerely, Erin |
From: Hodgess, E. <Hod...@uh...> - 2013-10-17 07:22:05
|
Hello! I have my Owfs installed nicely on my Ubuntu laptop (13.04). However, when I am running owfs, I'm having trouble accessing the temperature file. If I use "cat", I get the "device or resource busy" error. If I use "more", nothing appears. Does this sound familiar, please? Also, is there an example of plotting the output files, please? Or maybe some scripts, please? Thanks, Erin |
From: Станислав <dis...@ma...> - 2012-05-22 14:31:26
|
Hello. Could you, please, help me to solve a problem: im trying to use owfs on SPARC64 achitecture. Im using debian squeeze. I compiled owfs from sources owfs-2.5p15: ./configure --enable-debian --enable-usb make make install (also tried ./configure --build=sparc64-linux target=sparc64-linux --enable- debian --enable-usb) Im starting owfs server by command: /opt/owfs/bin/owfs -u --allow_other -m 1wire --error_level=0 -- mountpoint="/mnt/1wire" and it starts sucsessfuly, but when im trying to write data "echo 1 > /mnt/1wire/12.4A7A80000000/PIO.A". there r no resoults from my actions. i mean when after this im doing cat /mnt/1wire/12.4A7A80000000/PIO.A i resive 0. I tried to do the same actions on amd64 and on i386 and it works fine. I tried to set --error_level=5 and then compare loges from SPARC64 and amd64 - they turned the same (i mean that pid, machine name and adresses are different, but the other information is the same). sorry for my english. |
From: Christian M. <ma...@ma...> - 2007-10-01 12:35:36
|
I should perhaps tell you that it has always been able to open multiple connections at the same time. OW::init("-u -s 192.168.3.1:3001 --fake 10") This will result into /bus.0 /bus.1 /bus.2 directories where you can = address each connection if you like. The root-directory will show ALL devices found from all connection. /Christian > -----Original Message----- > From: owf...@li... [mailto:owfs-cvs- > bo...@li...] On Behalf Of Thomas Gr=FCnberg > Sent: den 30 september 2007 16:16 > To: owf...@li... > Subject: [Owfs-cvs] Using OW.pm in a loop fails with : Compilation > segmentation fault >=20 > Hi everybody, >=20 > I try to get data from different OW sources (tty, usb, and a NSLUG > running > owserver) using the perl module 0W.pm (version from owfs-2.6p6) >=20 > If I use OW.pm to select one of the ow-sources, everything works fine. >=20 > But if I use: >=20 > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D snip = =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > foreach my $OWSource (@OWSources) > {OW::init($OWSource); > $log->debug("OWInit von OWSource =3D> $OWSource"); >=20 > my $BusData =3D OW::get("/") or return ; > $log->debug("Busdaten: $BusData"); >=20 > OW::finish(); > $log->debug(" OWFinish "); > sleep 2; > } > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D snap = =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D >=20 > I get: Compilation segmentation fault >=20 > and in the log-file: >=20 > 2007/09/30 16:03:10 DEBUG> segfaulttest.pl:151 main:: - OWFS-Sources = =3D> > 192.168.0.22:3002 u0 > 2007/09/30 16:03:10 DEBUG> segfaulttest.pl:168 main:: - OWInit von > OWSource =3D> > 192.168.0.22:3002 > 2007/09/30 16:03:11 DEBUG> segfaulttest.pl:171 main:: - Busdaten: > = structure/,bus.0/,uncached/,settings/,system/,statistics/,10.CCFD240108 > = 00/,10.A20425010800/,10.019125010800/,10.717A25010800/,10.E99225010800/ > = ,10.E78925010800/,10.177125010800/,10.77FE24010800/,10.8FB950000800/,10 > .1F232C000800/,10.5F2525010800/,81.D64928000000/,alarm/,simultaneous/ > 2007/09/30 16:03:11 DEBUG> segfaulttest.pl:175 main:: - OWFinish > 2007/09/30 16:03:13 DEBUG> segfaulttest.pl:168 main:: - OWInit von > OWSource =3D> > u0 >=20 > So it crashes when it tries to initialise OW::init($OWSource) with the > second > ow-source. >=20 > Did I misunderstand the use ow OW.pm ? Is it possible to give OW.pm a > list of > sources to initialise ? (tried it, but no avail) >=20 > Help very welcome ! > Thomas >=20 >=20 > = ----------------------------------------------------------------------- > -- > This SF.net email is sponsored by: Microsoft > Defy all challenges. Microsoft(R) Visual Studio 2005. > http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ > _______________________________________________ > Owfs-cvs mailing list > Owf...@li... > https://lists.sourceforge.net/lists/listinfo/owfs-cvs |
From: Christian M. <ma...@ma...> - 2007-10-01 08:30:12
|
Please ignore my last post... I have updated the swig-api again, and I added a new function closeconnection(). This could be called if you want to call init() multiple times. The name of the function may change if we find a better name for it... just wanted to warn you about it.... :) OW::finish() should only be called once in the end to free up all memory. #!/usr/bin/perl use OW ; OW::init("u"); print "Init done\n"; my $BusData = OW::get("/"); print "Busdaten: $BusData\n"; OW::closeconnection(); print " closeconnection\n"; sleep 2; OW::init("--fake 10"); print "Init done\n"; my $BusData = OW::get("/"); print "Busdaten: $BusData\n"; OW::closeconnection(); print " closeconnection\n"; sleep 2; OW::init("192.168.3.1:3002"); print "Init done\n"; my $BusData = OW::get("/"); print "Busdaten: $BusData\n"; OW::closeconnection(); sleep 2; OW::finish(); print " OWFinish\n"; |
From: Christian M. <ma...@ma...> - 2007-10-01 07:19:42
|
It's fixed in the cvs now. We might need to change the swig-api a bit, = but I want to hear some more comments from the other developers. -------------------- This script works now. #!/usr/bin/perl use OW ; OW::init("u"); print "Init done\n"; my $BusData =3D OW::get("/"); print "Busdaten: $BusData\n"; OW::finish(); print " OWFinish\n"; sleep 2; OW::init("192.168.3.1:3002"); print "Init done\n"; my $BusData =3D OW::get("/"); print "Busdaten: $BusData\n"; OW::finish(); print " OWFinish\n"; sleep 2; OW::init("--fake 10"); print "Init done\n"; my $BusData =3D OW::get("/"); print "Busdaten: $BusData\n"; OW::finish(); print " OWFinish\n"; sleep 2; OW::init("u"); print "Init done\n"; my $BusData =3D OW::get("/"); print "Busdaten: $BusData\n"; OW::finish(); print " OWFinish\n"; sleep 2; ------------------------- > -----Original Message----- > From: owf...@li... [mailto:owfs-cvs- > bo...@li...] On Behalf Of Thomas Gr=FCnberg > Sent: den 30 september 2007 16:16 > To: owf...@li... > Subject: [Owfs-cvs] Using OW.pm in a loop fails with : Compilation > segmentation fault >=20 > Hi everybody, >=20 > I try to get data from different OW sources (tty, usb, and a NSLUG > running > owserver) using the perl module 0W.pm (version from owfs-2.6p6) >=20 > If I use OW.pm to select one of the ow-sources, everything works fine. >=20 > But if I use: >=20 > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D snip = =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > foreach my $OWSource (@OWSources) > {OW::init($OWSource); > $log->debug("OWInit von OWSource =3D> $OWSource"); >=20 > my $BusData =3D OW::get("/") or return ; > $log->debug("Busdaten: $BusData"); >=20 > OW::finish(); > $log->debug(" OWFinish "); > sleep 2; > } > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D snap = =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D >=20 > I get: Compilation segmentation fault >=20 > and in the log-file: >=20 > 2007/09/30 16:03:10 DEBUG> segfaulttest.pl:151 main:: - OWFS-Sources = =3D> > 192.168.0.22:3002 u0 > 2007/09/30 16:03:10 DEBUG> segfaulttest.pl:168 main:: - OWInit von > OWSource =3D> > 192.168.0.22:3002 > 2007/09/30 16:03:11 DEBUG> segfaulttest.pl:171 main:: - Busdaten: > = structure/,bus.0/,uncached/,settings/,system/,statistics/,10.CCFD240108 > = 00/,10.A20425010800/,10.019125010800/,10.717A25010800/,10.E99225010800/ > = ,10.E78925010800/,10.177125010800/,10.77FE24010800/,10.8FB950000800/,10 > .1F232C000800/,10.5F2525010800/,81.D64928000000/,alarm/,simultaneous/ > 2007/09/30 16:03:11 DEBUG> segfaulttest.pl:175 main:: - OWFinish > 2007/09/30 16:03:13 DEBUG> segfaulttest.pl:168 main:: - OWInit von > OWSource =3D> > u0 >=20 > So it crashes when it tries to initialise OW::init($OWSource) with the > second > ow-source. >=20 > Did I misunderstand the use ow OW.pm ? Is it possible to give OW.pm a > list of > sources to initialise ? (tried it, but no avail) >=20 > Help very welcome ! > Thomas >=20 >=20 > = ----------------------------------------------------------------------- > -- > This SF.net email is sponsored by: Microsoft > Defy all challenges. Microsoft(R) Visual Studio 2005. > http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ > _______________________________________________ > Owfs-cvs mailing list > Owf...@li... > https://lists.sourceforge.net/lists/listinfo/owfs-cvs |
From: Christian M. <ma...@ma...> - 2007-09-30 18:53:47
|
The main problem is in ow_opt.c: int owopt_packed(const char *params) Where getopt_long() is called with first object in OWSources (192.168.0.22:3002) first time... and second time getopt_long() is = called with second object in OWSources (u0). Getopt() are not meant to be used like that... (eg change the argument list), but this is what happens here. Argc and argv is normally not changing. Paul, Do you know if it's possible to reset the state of the getopt() functions? I tried to add this initialization before the while-loop, but it didn't help.. optarg =3D NULL; optind =3D 0; opterr =3D 1; optopt =3D '?'; /Christian > -----Original Message----- > From: owf...@li... [mailto:owfs-cvs- > bo...@li...] On Behalf Of Thomas Gr=FCnberg > Sent: den 30 september 2007 16:16 > To: owf...@li... > Subject: [Owfs-cvs] Using OW.pm in a loop fails with : Compilation > segmentation fault >=20 > Hi everybody, >=20 > I try to get data from different OW sources (tty, usb, and a NSLUG > running > owserver) using the perl module 0W.pm (version from owfs-2.6p6) >=20 > If I use OW.pm to select one of the ow-sources, everything works fine. >=20 > But if I use: >=20 > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D snip = =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > foreach my $OWSource (@OWSources) > {OW::init($OWSource); > $log->debug("OWInit von OWSource =3D> $OWSource"); >=20 > my $BusData =3D OW::get("/") or return ; > $log->debug("Busdaten: $BusData"); >=20 > OW::finish(); > $log->debug(" OWFinish "); > sleep 2; > } > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D snap = =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D >=20 > I get: Compilation segmentation fault >=20 > and in the log-file: >=20 > 2007/09/30 16:03:10 DEBUG> segfaulttest.pl:151 main:: - OWFS-Sources = =3D> > 192.168.0.22:3002 u0 > 2007/09/30 16:03:10 DEBUG> segfaulttest.pl:168 main:: - OWInit von > OWSource =3D> > 192.168.0.22:3002 > 2007/09/30 16:03:11 DEBUG> segfaulttest.pl:171 main:: - Busdaten: > = structure/,bus.0/,uncached/,settings/,system/,statistics/,10.CCFD240108 > = 00/,10.A20425010800/,10.019125010800/,10.717A25010800/,10.E99225010800/ > = ,10.E78925010800/,10.177125010800/,10.77FE24010800/,10.8FB950000800/,10 > .1F232C000800/,10.5F2525010800/,81.D64928000000/,alarm/,simultaneous/ > 2007/09/30 16:03:11 DEBUG> segfaulttest.pl:175 main:: - OWFinish > 2007/09/30 16:03:13 DEBUG> segfaulttest.pl:168 main:: - OWInit von > OWSource =3D> > u0 >=20 > So it crashes when it tries to initialise OW::init($OWSource) with the > second > ow-source. >=20 > Did I misunderstand the use ow OW.pm ? Is it possible to give OW.pm a > list of > sources to initialise ? (tried it, but no avail) >=20 > Help very welcome ! > Thomas >=20 >=20 > = ----------------------------------------------------------------------- > -- > This SF.net email is sponsored by: Microsoft > Defy all challenges. Microsoft(R) Visual Studio 2005. > http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ > _______________________________________________ > Owfs-cvs mailing list > Owf...@li... > https://lists.sourceforge.net/lists/listinfo/owfs-cvs |
From: Thomas <t-g...@ve...> - 2007-09-30 14:16:17
|
Hi everybody, I try to get data from different OW sources (tty, usb, and a NSLUG running owserver) using the perl module 0W.pm (version from owfs-2.6p6) If I use OW.pm to select one of the ow-sources, everything works fine. But if I use: ============= snip ================ foreach my $OWSource (@OWSources) {OW::init($OWSource); $log->debug("OWInit von OWSource => $OWSource"); my $BusData = OW::get("/") or return ; $log->debug("Busdaten: $BusData"); OW::finish(); $log->debug(" OWFinish "); sleep 2; } ============= snap ================ I get: Compilation segmentation fault and in the log-file: 2007/09/30 16:03:10 DEBUG> segfaulttest.pl:151 main:: - OWFS-Sources => 192.168.0.22:3002 u0 2007/09/30 16:03:10 DEBUG> segfaulttest.pl:168 main:: - OWInit von OWSource => 192.168.0.22:3002 2007/09/30 16:03:11 DEBUG> segfaulttest.pl:171 main:: - Busdaten: structure/,bus.0/,uncached/,settings/,system/,statistics/,10.CCFD24010800/,10.A20425010800/,10.019125010800/,10.717A25010800/,10.E99225010800/,10.E78925010800/,10.177125010800/,10.77FE24010800/,10.8FB950000800/,10.1F232C000800/,10.5F2525010800/,81.D64928000000/,alarm/,simultaneous/ 2007/09/30 16:03:11 DEBUG> segfaulttest.pl:175 main:: - OWFinish 2007/09/30 16:03:13 DEBUG> segfaulttest.pl:168 main:: - OWInit von OWSource => u0 So it crashes when it tries to initialise OW::init($OWSource) with the second ow-source. Did I misunderstand the use ow OW.pm ? Is it possible to give OW.pm a list of sources to initialise ? (tried it, but no avail) Help very welcome ! Thomas |
From: Paul A. <pal...@ea...> - 2004-10-11 15:32:14
|
Ahh, good. You found the real discussion area. The simple answer is that they probably all work just fine. #1 is the only one I own, so it's the only one I've tested. (As a free project, it's a little hard justifying purchasing every variant on the market). I think that #2 and #3 should work fine. You'll see devices with family code 10(temperature) and 26(humidity) (and 01 for ID). Although the humidity hasn't been tested, I assume it is the same design as a widely published DS2438-based circuit that is also made by Aageletronica, that does work out of the box. And finally, I think the "f" device is pointless. It does give you a unique label for your LINK, but unless you have hundreds of them on a factory floor and want to track their location, you'll never use the data. There is also nothing in 1-wire design that tells you that that address is the LINK. It could be any device on the bus. If you buy one of the devices other than #1 (or even the RJ45 version of the LINK) please report your findings. I'll update the website with the information. Paul Alfille On Mon, 2004-10-11 at 09:40, Romke Dieters wrote: > I already posted this message on the forum, but there doesn't seem to be > anybody there... > apologies for my newby question > > Hi everyone, > > being very impressed with your project, I decided for a Link device from > Ibuttonlink.com, but there seems to be a choice of several 'Link' devices. > > 1. Normal Link (with either rj12 or rj45 jack) > 2. LinkF with its own internal onewire address > 3. LinkTH for simply measuring temperatures. > > Temperature measuring is the thing I'm after, but ofcourse I don't want to > limit my options. Do all the devices work with owfs? What are the advantages > of having the 'f' device with it's own address? Since price differences are > minor, I'd like to find out before buying! > > (the page I am referring to is http://www.ibuttonlink.com/ ) > > best regards, Bro > > _________________________________________________________________ > Protect your PC - get McAfee.com VirusScan Online > http://clinic.mcafee.com/clinic/ibuy/campaign.asp?cid=3963 > > > > ------------------------------------------------------- > This SF.net email is sponsored by: IT Product Guide on ITManagersJournal > Use IT products in your business? Tell us what you think of them. Give us > Your Opinions, Get Free ThinkGeek Gift Certificates! Click to find out more > http://productguide.itmanagersjournal.com/guidepromo.tmpl > _______________________________________________ > Owfs-cvs mailing list > Owf...@li... > https://lists.sourceforge.net/lists/listinfo/owfs-cvs |
From: Romke D. <br...@ho...> - 2004-10-11 13:42:19
|
I already posted this message on the forum, but there doesn't seem to be anybody there... apologies for my newby question Hi everyone, being very impressed with your project, I decided for a Link device from Ibuttonlink.com, but there seems to be a choice of several 'Link' devices. 1. Normal Link (with either rj12 or rj45 jack) 2. LinkF with its own internal onewire address 3. LinkTH for simply measuring temperatures. Temperature measuring is the thing I'm after, but ofcourse I don't want to limit my options. Do all the devices work with owfs? What are the advantages of having the 'f' device with it's own address? Since price differences are minor, I'd like to find out before buying! (the page I am referring to is http://www.ibuttonlink.com/ ) best regards, Bro _________________________________________________________________ Protect your PC - get McAfee.com VirusScan Online http://clinic.mcafee.com/clinic/ibuy/campaign.asp?cid=3963 |