ds18b20 is a sandwich. Is inspired by Bert's example and some example from AndTech, arranged in layers and seasoned by me, as I thought it can be more pleasant for the clients...
On Jan 13, 9:37 pm, Joep Suijs <[email protected]> wrote: > Okay, this is the same for both one wire andds18b20then? > > Joep > > 2011/1/13 funlw65(Vasi) <[email protected]>: > > > Vasile was the first author of one wire interface, Marchaudon adapted > > it for Jalv2, as stated by Bert in the header of the file included in > > his package. > > > On Jan 13, 7:52 pm, Joep Suijs <[email protected]> wrote: > >> And an other question: who is the orignal (first) author of: > >> -- 1 wire JAL library for theDS18B20 > >> -- > >> -- file :ds18b20.jal > >> -- authors : And-Tech.pl, Bert van Dam, Jean Marchaudon, Olivier Seitz > >> -- : Vasile Surducan > > >> Joep > > >> 2011/1/13 Joep Suijs <[email protected]>: > > >> > Hi Vasi, > > >> > Can you confirm that thermometer.jal is intended for a single device > >> > on the 1wire bus and thermometer2.jal potentially supports more > >> > devices? > >> > If so, it is probably best to start a test file with thermometer that > >> > shows the use of all the relevant functions of the lib. There are > >> > quite a few procedures and there function is 'quite briefly' > >> > documented and not shown in the samples. And the ones that are used, > >> > have no explanation (in contrast to the lcd use ;). So some work to > >> > do. > > >> > An other thing is the parameter max_crc_errors. I think this is the > >> > maximum number of retries. Correct? > >> > Such a parameter suggests crc errors are quite common. How often do > >> > you get CRC errors? Also, does it make sense to pass this as a > >> > parameter? If it is a fixed value, we could add a constant. But when > >> > there is a limited number of retries, there remains a chance that get > >> > invalid reading back. And how would you act upon this? Maybe it makes > >> > more sense to have a constant that either says unlimited retries or no > >> > (automatic) retries at all, but return a succes indicator. If your > >> > program has to handle the error, it will probably has some retry > >> > mechanism anyway. Or do I miss something? > > >> > Once the first test-file is done, it would be good to create a second > >> > one to show the use of multiple devices on the bus. Are you able to > >> > create a program (like termometer2) which works with two (or more) > >> > devices on the same bus? Does the library support discovery of devices > >> > on such a bus or should one first determine the ID of each device when > >> > they are alone? > > >> > Joep > > >> > 2011/1/13 Joep Suijs <[email protected]>: > >> >> Hi Vasi, > > >> >> I start working on it but had not much time. With a bit of luck, I can > >> >> spend a few hours tonight and probably send you some questions. > >> >> For now, I am okay ;) > > >> >> Joep > > >> >> 2011/1/13 funlw65(Vasi) <[email protected]>: > >> >>> I don't compiled using SVN version. > >> >>> For the file 18f2550_ds18b20_therm.jal I have: > > >> >>> jal 2.4n (compiled Jun 2 2010) > >> >>> 0 errors, 0 warnings > >> >>> Code area: 2294 of 32768 used (bytes) > >> >>> Data area: 81 of 928 used > >> >>> Software stack available: 847 bytes > >> >>> Hardware stack depth 5 of 31 > > >> >>> and for the file 18f2550_ds18b20_therm2.jal I have: > >> >>> jal 2.4n (compiled Jun 2 2010) > >> >>> 0 errors, 0 warnings > >> >>> Code area: 2104 of 32768 used (bytes) > >> >>> Data area: 80 of 928 used > >> >>> Software stack available: 848 bytes > >> >>> Hardware stack depth 5 of 31 > > >> >>> On Jan 13, 11:03 am, "funlw65(Vasi)" <[email protected]> wrote: > >> >>>> Hi Joep, > > >> >>>> I think I did not touched 1_wire.jal, is as it is from Bert package... > > >> >>>> I compared them with Winmerge: I added a line in comments and better > >> >>>> arranged two if structure, without touching the code logic. > > >> >>>> Vasi > > >> >>>> On Jan 12, 6:04 pm, Joep Suijs <[email protected]> wrote: > > >> >>>> > Vasi, > > >> >>>> > If fixed part of the problem: the garbage in the files came either > >> >>>> > from gmail or Microsoft :( > >> >>>> > Only the pragma issue remains. I don't understand why, but this is > >> >>>> > not > >> >>>> > relevant since I'll move it to a board file anyway. > >> >>>> > Just to be certain: I have the 18-8 version of 1wire.jal. Is this > >> >>>> > the > >> >>>> > correct one? > > >> >>>> > Thanks, > >> >>>> > Joep > > >> >>>> > 2011/1/12 Joep Suijs <[email protected]>: > > >> >>>> > > Hi Vasi, > > >> >>>> > > In your 15-12 version, 1_wire.jal is missing. When I grab the one > >> >>>> > > you > >> >>>> > > original posted and try to compile it I get: > > >> >>>> > > jal 2.4n (compiled Jun 2 2010) > >> >>>> > > generating p-code > >> >>>> > > 18f2550_ds18b20_therm2.jal:17: unknown pragma target: voltage > >> >>>> > > pragma > >> >>>> > > 18f2550_ds18b20_therm2.jal:21: unknown pragma target: ccp2mux > >> >>>> > > pragma > >> >>>> > > 1_wire.jal:95: "x" not defined > >> >>>> > > 1_wire.jal:96: unexpected token: "end" > >> >>>> > >ds18b20.jal:248: "t" not defined > >> >>>> > >ds18b20.jal:248: unexpected token: "t" > >> >>>> > > 18f2550_ds18b20_therm2.jal:134: unexpected token: ""e"" > >> >>>> > > 7 errors, 0 warnings > > >> >>>> > > It seems that all three files have issue's. E.g. in the crc > >> >>>> > > routine of > >> >>>> > >ds18b20, line 248 is "t tmp_1_7 shared at tmp[1] : 7", which is not > >> >>>> > > valid JAL. Also there are some fuse-related messages. > >> >>>> > > Are you compiling against the svn version of jallib? And can you > >> >>>> > > post > >> >>>> > > a compilable set of files? > > >> >>>> > > Thanks, > >> >>>> > > Joep > >> >>>> > > 2011/1/12 funlw65(Vasi) <[email protected]>: > >> >>>> > >> Can't wait to see the result :) > > >> >>>> > >> On Jan 12, 9:30 am, Joep Suijs <[email protected]> wrote: > >> >>>> > >>> Hi Vasi, > > >> >>>> > >>> Thanks for you work. I will start working on this library set > >> >>>> > >>> (I have > >> >>>> > >>> the chips now ;) > > >> >>>> > >>> Joep > > >> >>>> > >>> 2011/1/11 funlw65(Vasi) <[email protected]>: > > >> >>>> > >>> > Thank you very much. > >> >>>> > >>> > Joep, all three authors agree with the change of license for > >> >>>> > >>> > inclusion > >> >>>> > >>> > in Jallib. > > >> >>>> > >>> > Vasi > > >> >>>> > >>> > On Jan 11, 11:07 pm, "jfm68" <[email protected]> wrote: > >> >>>> > >>> >> hi, > > >> >>>> > >>> >> for me, it's ok . > >> >>>> > >>> >> this part my work is completely free, you can use and reuse > >> >>>> > >>> >> it. > > >> >>>> > >>> >> jean Marchaudon > > >> >>>> > >>> >> ----- Original Message ----- > >> >>>> > >>> >> From: "funlw65(Vasi)" <[email protected]> > >> >>>> > >>> >> To: "jallib" <[email protected]> > >> >>>> > >>> >> Sent: Tuesday, January 11, 2011 9:41 AM > >> >>>> > >>> >> Subject: [jallib] Re: One wire library > > >> >>>> > >>> >> Ok, I will contact them. > > >> >>>> > >>> >> On Jan 11, 9:32 am, Joep Suijs <[email protected]> wrote: > >> >>>> > >>> >> > Hi Vasi, > > >> >>>> > >>> >> > > If I remember well, Marchaudon said it > >> >>>> > >>> >> > > is ok. Remains Vasile and Bert. > > >> >>>> > >>> >> > To change the license, I'd like to have the conformation > >> >>>> > >>> >> > from all > >> >>>> > >>> >> > three. Will you look into this? > >> >>>> > >>> >> > The license need to be changed to add the library to > >> >>>> > >>> >> > jallib. > > >> >>>> > >>> >> > Joep > > >> >>>> > >>> >> -- > >> >>>> > >>> >> You received this message because you are subscribed to the > >> >>>> > >>> >> Google Groups > >> >>>> > >>> >> "jallib" group. > >> >>>> > >>> >> To post to this group, send email to [email protected]. > >> >>>> > >>> >> To unsubscribe from this group, send email to > >> >>>> > >>> >> [email protected]. > >> >>>> > >>> >> For more options, visit this group > >> >>>> > >>> >> athttp://groups.google.com/group/jallib?hl=en. > > >> >>>> > >>> > -- > >> >>>> > >>> > You received this message because you are subscribed to the > >> >>>> > >>> > Google Groups "jallib" group. > >> >>>> > >>> > To post to this group, send email to [email protected]. > >> >>>> > >>> > To unsubscribe from this group, send email to > >> >>>> > >>> > [email protected]. > >> >>>> > >>> > For more options, visit this group > >> >>>> > >>> > athttp://groups.google.com/group/jallib?hl=en. > > >> >>>> > >> -- > >> >>>> > >> You received this message because you are subscribed to the > >> >>>> > >> Google Groups "jallib" group. > >> >>>> > >> To post to this group, send email to [email protected]. > >> >>>> > >> To unsubscribe from this group, send email to > >> >>>> > >> [email protected]. > >> >>>> > >> For more options, visit this group > >> >>>> > >> athttp://groups.google.com/group/jallib?hl=en. > > >> >>> -- > >> >>> You received this message because you are subscribed to the Google > >> >>> Groups "jallib" group. > >> >>> To post to this group, send email to [email protected]. > >> >>> To unsubscribe from this group, send email to > >> >>> [email protected]. > >> >>> For more options, visit this group > >> >>> athttp://groups.google.com/group/jallib?hl=en. > > > -- > > You received this message because you are subscribed to the Google Groups > > "jallib" group. > > To post to this group, send email to [email protected]. > > To unsubscribe from this group, send email to > > [email protected]. > > For more options, visit this group > > athttp://groups.google.com/group/jallib?hl=en. -- You received this message because you are subscribed to the Google Groups "jallib" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/jallib?hl=en.
