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Original Message
From: <basicstamps@yahoogroups.com>
To: <basicstamps@yahoogroups.com>
Sent: Friday, April 20, 2001 7:16 PM
Subject: [noparse][[/noparse]basicstamps] Digest Number 608
> There are 20 messages in this issue.
>
> Topics in this digest:
>
> 1. Re: Floppy Drive
> From: davemucha@j...
> 2. Re: 6502 Help
> From: burtsz@a...
> 3. Power up required ?
> From: avi bhagtani <ronals22@y...>
> 4. Re: happy birthday code
> From: "Nicolas Fournel" <Nicolas.Fournel@f...>
> 5. Checking time
> From: "L .Gaminde" <lgaminde@t...>
> 6. Re: Checking time
> From: "L .Gaminde" <lgaminde@t...>
> 7. RE: Checking time
> From: "D. Daniel McGlothin" <ddm@r...>
> 8. multiple LTC1298
> From: electronguy@a...
> 9. Re: Checking time
> From: "L .Gaminde" <lgaminde@t...>
> 10. BSI Laptop Circuit
> From: theryan@t...
> 11. Basic Stamp Emulator
> From: david cousins <cuz_hsv@y...>
> 12. RE: Freelance Programmers : Some clarifications
> From: "Nagi Babu" <nags@c...>
> 13. Re: Checking time
> From: Tracy Allen <tracy@e...>
> 14. RE: boebot IR sensors
> From: "Nagi Babu" <nags@c...>
> 15. Re: Checking time
> From: "L .Gaminde" <lgaminde@t...>
> 16. Re: Stepper motor
> From: Roger Edberg <postmaster@i...>
> 17. Re: multiple LTC1298
> From: Mike Hardwick <decade@w...>
> 18. sounds
> From: "Pieter-Jan van Diepen" <diepenpj@h...>
> 19. Re: Checking time
> From: "S Parkis" <parkiss@e...>
> 20. Re: multiple LTC1298
> From: electronguy@a...
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 1
> Date: Thu, 19 Apr 2001 12:50:32 -0000
> From: davemucha@j...
> Subject: Re: Floppy Drive
>
> Search this forum.
>
> there was a link a few months ago of a gentleman
> who was getting floppy drives with the interface
> so it could be used with the Stamp.
>
> and if you find good information, please let us know.
>
> Dave
>
>
>
>
>
>
> --- In basicstamps@au.egroups.com, Alejandro Vazquez
> <alexvazquez@y...> wrote:
> > Hello,,
> >
> > I would like to interface the basic stamp to a floppy
> > disk drive 3 1/2".
> >
> > If anyone knows how to do this please let me know!!
> >
> >
> > Regards,
> > Alejandro Vazquez
> >
> > __________________________________________________
> > Do You Yahoo!?
> > Get email at your own domain with Yahoo! Mail.
> > http://personal.mail.yahoo.com/
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 2
> Date: Thu, 19 Apr 2001 10:31:01 EDT
> From: burtsz@a...
> Subject: Re: 6502 Help
>
> Hi ECO, The 6800 was born prior to the 6502 and was introduced to the
world
> about mid-1974. One of the members of the 6800 design team at Motorola
> (based in Phoenix, AZ) jumped ship after the 6800 was designed and joined
MOS
> Technology where he (and others) designed the 6502. The 6502 is very
similar
> to the 6800 architecture and instruction set and found it's fame and
fortune
> in the first Apple computer. Both are much easier to use (both hardware
and
> software) than the Intel family, 8008, 8080, etc. FYI, Burt Schultz
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 3
> Date: Thu, 19 Apr 2001 08:11:54 -0700 (PDT)
> From: avi bhagtani <ronals22@y...>
> Subject: Power up required ?
>
> if I plug in an additional basic stamp chip to the
> basic stamp board of education do i need another power
> supply . or the 9 V adapter already plugged into the
> board is enough ? i am like working on connecting
> these two chips in series .
>
> thankz
> avi
>
> __________________________________________________
> Do You Yahoo!?
> Yahoo! Auctions - buy the things you want at great prices
> http://auctions.yahoo.com/
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 4
> Date: Thu, 19 Apr 2001 10:28:47 -0700
> From: "Nicolas Fournel" <Nicolas.Fournel@f...>
> Subject: Re: happy birthday code
>
> Thanks a lot. It will save me a lot of time !
>
> Nicolas
>
>
>
>
> >>> "Sean T. Lamont .lost." <lamont@a...> 04/18/01 04:43PM
>>>
>
> It's very easy to generate. Each half step is 1.05946 times the previous
> half step, since frequency is a log scale. So
>
> A = Frequency 440.00
> A# = Frequency 466.16
> B = Frequency 493.88
> C = Frequency 523.25
> C# = Frequency 554.37
> D = Frequency 587.33
> D# = Frequency 622.25
> E = Frequency 659.26
> F = Frequency 698.46
> F# = Frequency 739.99
> G = Frequency 783.99
> G# = Frequency 830.61
> A = Frequency 880.00
> A# = Frequency 932.33
> B = Frequency 987.77
> C = Frequency 1046.50
> C# = Frequency 1108.73
> D = Frequency 1174.66
> D# = Frequency 1244.51
> E = Frequency 1318.51
> F = Frequency 1396.91
> F# = Frequency 1479.98
> G = Frequency 1567.98
> G# = Frequency 1661.22
> A = Frequency 1760.00
>
> FYI, the factor 1.059 is based on a logarithmic scale which doubles every
> octave. Thus it's the twelfth root (over twelve logarithmic steps) of
> doubling, or root 12 of two.
>
> In answer to the original question, happy birthday to you
>
> G G A G C B
> G G A G D C
> G G G E C B A
> F F E C D C
>
> You'll have to work out which octaves I'm talking about.
>
> As a final note, here's some C code that generates this table.
>
> --
> #include<math.h>
>
> main()
> {
>
> int i;double freq,factor;
> freq = 440.0;
>
> for (i=0;i<25;++i){
>
> factor = pow(2.0,(1.0/12.0));
>
> freq = freq * factor;
> printf("Frequency %0.2lf\n",freq);
> }
> }
> --
>
> On Wed, 18 Apr 2001, david cousins wrote:
>
> > Nicolas,
> > Did anyone help you yet? I tried looking up the chart of musical notes
for the
> > stamp, but couldn't find it. I know I saw it in there somewhere. All I
found
> > yesterday was the Morris Code chart.
> > Dave
> >
> >
> > --- Nicolas Fournel <Nicolas.Fournel@f...> wrote:
> > > Hi,
> > >
> > > Does anybody know where to find the code to play the happy birthday
theme
> > > using freqout?
> > >
> > > Nicolas
> > >
> > >
> > >
> > >
> > >
> > > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
> > >
> > >
> >
> >
> > __________________________________________________
> > Do You Yahoo!?
> > Yahoo! Auctions - buy the things you want at great prices
> > http://auctions.yahoo.com/
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
> >
> >
> >
>
> Sean T. Lamont, CTO / Chief NetNerd, Abstract Software, Inc. (ServNet)
> Seattle - Bellingham - Vancouver - Portland - Everett - Tacoma - Bremerton
> email: lamont@a... WWW: http://www.serv.net
> "...There's no moral, it's just a lot of stuff that happens". - H. Simpson
>
>
>
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 5
> Date: Thu, 19 Apr 2001 11:21:16 -0700
> From: "L .Gaminde" <lgaminde@t...>
> Subject: Checking time
>
> Im using a DS1302 RTC I have a program that does a number of things, I
have
> one function that I need to do on an interval of 30 min or greater. In
> writing code to check the clock I find that I have a page of if then
> statements.
>
> I will need to check the minutes if the minutes are less than the last
> saved minutes,
> I will need to check the hours, if the hours are less than the last saved
> hours then
> I will need to check the days if the days are less than the saved day then
> I will need to check the months if the month is less than the last saved
> month
> I will need to check the year
>
> Does anyone have a quick and dirty way of doing this without using so many
> if then statements is there a way of adding all the values up
> and subtracting one time ?? something like below and also in a smaller
> size to fit the stamps 65535 limit
>
> old value
>
> min = 12
> hour = 24
> day = 6
> month = 11
> year = 01
>
> old value = 0111062412
>
> new value
>
> min = 04
> hour = 23
> day = 8
> month = 11
> year = 01
>
> new value = 0111082304
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 6
> Date: Thu, 19 Apr 2001 11:42:23 -0700
> From: "L .Gaminde" <lgaminde@t...>
> Subject: Re: Checking time
>
> maybe something like this Is this a good way of thinking or not
>
> year month\day hour\min
>
> new date 01 1108 2304
>
> last saved date 01 1106 2412
>
____________________________________________________________________________
_____
> subtract 00 0002 -108
>
> so what would be the next step
>
> "L .Gaminde" wrote:
> >
> > Im using a DS1302 RTC I have a program that does a number of things, I
have
> > one function that I need to do on an interval of 30 min or greater. In
> > writing code to check the clock I find that I have a page of if then
> > statements.
> >
> > I will need to check the minutes if the minutes are less than the last
> > saved minutes,
> > I will need to check the hours, if the hours are less than the last
saved
> > hours then
> > I will need to check the days if the days are less than the saved day
then
> > I will need to check the months if the month is less than the last saved
> > month
> > I will need to check the year
> >
> > Does anyone have a quick and dirty way of doing this without using so
many
> > if then statements is there a way of adding all the values up
> > and subtracting one time ?? something like below and also in a smaller
> > size to fit the stamps 65535 limit
> >
> > old value
> >
> > min = 12
> > hour = 24
> > day = 6
> > month = 11
> > year = 01
> >
> > old value = 0111062412
> >
> > new value
> >
> > min = 04
> > hour = 23
> > day = 8
> > month = 11
> > year = 01
> >
> > new value = 0111082304
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 7
> Date: Thu, 19 Apr 2001 14:56:42 -0400
> From: "D. Daniel McGlothin" <ddm@r...>
> Subject: RE: Checking time
>
> Assuming that you need to do the function on a regular interval of any
> minutes between 1 and 59 minutes, you could ignore all the other pieces of
> the date-time and focus on the minutes byte only. For example,
>
> if oldMM > newMM
> then diffMM = newMM + 60 - oldMM
> else diffMM = newMM - oldMM
> endif
> if diffMM > intervalMM
> then do function
> endif
>
>
> Basically, the pseudocode checks if the minutes register experienced a
> wrap-around since the last time check, and calculates the difference
between
> the old time and time new time.
>
> This technique requires that the interval AND the checks for the interval
> expiring be less than 60 minutes long. Also note that the resolution of
> this method will never be less than 1 minute.
>
> Regards,
> Daniel McGlothin
>
>
Original Message
> From: L .Gaminde [noparse]/noparse]mailto:[url=http://forums.parallaxinc.com/group/basicstamps/post?postID=tVaOyjT6J9I1MS_IONiTlkyg7EbGH4uLWebf_oivKeInWo5Ws_411PTBmiKghL8mfINkOo7O5AXjZFMchOg]lgaminde@t...[/url
> Sent: Thursday, April 19, 2001 2:42 PM
> To: basicstamps@yahoogroups.com
> Subject: Re: [noparse][[/noparse]basicstamps] Checking time
>
>
> maybe something like this Is this a good way of thinking or not
>
> year month\day hour\min
>
> new date 01 1108 2304
>
> last saved date 01 1106 2412
>
____________________________________________________________________________
> _____
> subtract 00 0002 -108
>
> so what would be the next step
>
> "L .Gaminde" wrote:
> >
> > Im using a DS1302 RTC I have a program that does a number of things, I
> have
> > one function that I need to do on an interval of 30 min or greater. In
> > writing code to check the clock I find that I have a page of if then
> > statements.
> >
> > I will need to check the minutes if the minutes are less than the last
> > saved minutes,
> > I will need to check the hours, if the hours are less than the last
saved
> > hours then
> > I will need to check the days if the days are less than the saved day
then
> > I will need to check the months if the month is less than the last saved
> > month
> > I will need to check the year
> >
> > Does anyone have a quick and dirty way of doing this without using so
many
> > if then statements is there a way of adding all the values up
> > and subtracting one time ?? something like below and also in a smaller
> > size to fit the stamps 65535 limit
> >
> > old value
> >
> > min = 12
> > hour = 24
> > day = 6
> > month = 11
> > year = 01
> >
> > old value = 0111062412
> >
> > new value
> >
> > min = 04
> > hour = 23
> > day = 8
> > month = 11
> > year = 01
> >
> > new value = 0111082304
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
>
>
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 8
> Date: Thu, 19 Apr 2001 15:20:50 EDT
> From: electronguy@a...
> Subject: multiple LTC1298
>
> Hi everyone,
>
> I would like to use multiple LTC1298 ADC's with one BS2. I am thinking I
only
> would need one additional line for each extra ADC I add. Is there any
> problems with doing something like this? I want to use two right now, but
> will eventualy have 3. I am not so hot with code for adding devices,
mostly I
> use code snippets I find and start working my way thru them. Any info or
> insights would be most appreciated.
>
> Thanx,
>
>
>
>
> [noparse][[/noparse]This message contained attachments]
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 9
> Date: Thu, 19 Apr 2001 12:42:40 -0700
> From: "L .Gaminde" <lgaminde@t...>
> Subject: Re: Checking time
>
> Daniel not sure if this would work, it would be 30 minutes or greater, so
> the next time could be the next day or one month from the last sense, not
> likely but possible, Im trying to think of the worst case. Now I could do
> this for all the values start with year,month,day,hour,min. If I would do
> it like I had it laid out in year, month\day, and hour\min, I would take
> the 0002 value and multiply by 24 for hours times 100 plus the 2304
> hours\minutes then subtract the 2412 hours \ minutes of the last saved
date
> Im really not sure if im on tract here of If im going to see some major
> screw up later in the coding. like below to keep carry over the month to
> days I will need to know the number of days in each month, am I making
this
> harder than it really is ????
>
>
> something like this
>
> last saved time 24:59 12-31-01
> new time read 01:01 01-01-02
>
>
>
>
> "D. Daniel McGlothin" wrote:
> >
> > Assuming that you need to do the function on a regular interval of any
> > minutes between 1 and 59 minutes, you could ignore all the other pieces
of
> > the date-time and focus on the minutes byte only. For example,
> >
> > if oldMM > newMM
> > then diffMM = newMM + 60 - oldMM
> > else diffMM = newMM - oldMM
> > endif
> > if diffMM > intervalMM
> > then do function
> > endif
> >
> > Basically, the pseudocode checks if the minutes register experienced a
> > wrap-around since the last time check, and calculates the difference
between
> > the old time and time new time.
> >
> > This technique requires that the interval AND the checks for the
interval
> > expiring be less than 60 minutes long. Also note that the resolution of
> > this method will never be less than 1 minute.
> >
> > Regards,
> > Daniel McGlothin
> >
> >
Original Message
> > From: L .Gaminde [noparse]/noparse]mailto:[url=http://forums.parallaxinc.com/group/basicstamps/post?postID=tVaOyjT6J9I1MS_IONiTlkyg7EbGH4uLWebf_oivKeInWo5Ws_411PTBmiKghL8mfINkOo7O5AXjZFMchOg]lgaminde@t...[/url
> > Sent: Thursday, April 19, 2001 2:42 PM
> > To: basicstamps@yahoogroups.com
> > Subject: Re: [noparse][[/noparse]basicstamps] Checking time
> >
> > maybe something like this Is this a good way of thinking or not
> >
> > year month\day hour\min
> >
> > new date 01 1108 2304
> >
> > last saved date 01 1106 2412
> >
____________________________________________________________________________
> > _____
> > subtract 00 0002 -108
> >
> > so what would be the next step
> >
> > "L .Gaminde" wrote:
> > >
> > > Im using a DS1302 RTC I have a program that does a number of things, I
> > have
> > > one function that I need to do on an interval of 30 min or greater. In
> > > writing code to check the clock I find that I have a page of if then
> > > statements.
> > >
> > > I will need to check the minutes if the minutes are less than the last
> > > saved minutes,
> > > I will need to check the hours, if the hours are less than the last
saved
> > > hours then
> > > I will need to check the days if the days are less than the saved day
then
> > > I will need to check the months if the month is less than the last
saved
> > > month
> > > I will need to check the year
> > >
> > > Does anyone have a quick and dirty way of doing this without using so
many
> > > if then statements is there a way of adding all the values up
> > > and subtracting one time ?? something like below and also in a
smaller
> > > size to fit the stamps 65535 limit
> > >
> > > old value
> > >
> > > min = 12
> > > hour = 24
> > > day = 6
> > > month = 11
> > > year = 01
> > >
> > > old value = 0111062412
> > >
> > > new value
> > >
> > > min = 04
> > > hour = 23
> > > day = 8
> > > month = 11
> > > year = 01
> > >
> > > new value = 0111082304
> > >
> > >
> > >
> > > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 10
> Date: Thu, 19 Apr 2001 20:02:01 -0000
> From: theryan@t...
> Subject: BSI Laptop Circuit
>
> I have read in a couple of places that there is a circuit you can build
> to fix the problem between the BSI and some newer laptops. Does anyone
> know wher I can get a hold of that? I sent an e-mail to parallax but
> I'm still waiting for a reply. Thankyou.
> -Ryan
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 11
> Date: Thu, 19 Apr 2001 13:56:49 -0700 (PDT)
> From: david cousins <cuz_hsv@y...>
> Subject: Basic Stamp Emulator
>
> Hi,
> I'm trying to introduce a friend to the Basic Stamp, and he has asked, do
you
> have an emulator for the BS2?
>
> I can't remember it being discussed. Anyone know?
> Dave
>
>
> __________________________________________________
> Do You Yahoo!?
> Yahoo! Auctions - buy the things you want at great prices
> http://auctions.yahoo.com/
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 12
> Date: Thu, 19 Apr 2001 17:04:06 -0500
> From: "Nagi Babu" <nags@c...>
> Subject: RE: Freelance Programmers : Some clarifications
>
> Hey Bharat Thakkar fella,
>
> You need better people, why don;t you hire a head-hunter and ask them to
> find better people? They can reach larger circle than you'd. When you
> say, "use my logics". You must be kidding. Source code is the most
> easily acquirable asset in this internet world we are living in. Have
> you not heard of the concepts of "Open Source". When you build
> something, it is bound to be used. For that matter, what makes you think
> you OWN all of that source code that you are (supposedly) willing to
> convert. You are crapping aren't you? That large amt of source code AND,
> is definitely NOT YOURS in all.
>
> So, please give us a break.
>
> Just because, you subscribe to egroups, does not by itself mean that you
> are NOT a spammer. It is the respect you give to the context of that
> egroup that either makes or unmakes you a spammer.
>
> Most importantly, in this world of economy, you are asking for a
> deposit. And, you are giving some stupid reasoning for that. You expect
> people to buy that story. Are you out of your knickers man?!! Well, why
> don't you give me some deposit and I'll sit *** in a space shuttle and
> take you to the moon!! Sounds like a good deal for a $100 - don'it ?!!
>
> And, I'm from India too. I don't recall computers being so popular in
> India during 1979. It started budding in the 84's. Your experience must
> be a Smile story too. And, don't disgrace our country. Fly a kite
> instead. I'm really getting cheesed off, especially now, because you had
> mentioned that you are from India and pulling such a stunt. We work hard
> to attain a good name here in the US, and people like you feed that to
> the roaches by a stunt like this.
>
> I really don't think you understand anything about anything than
> anybody. Frankly, You must've really rented out your brains out to
> somebody man!!
>
>
> P.S:
> Dear Members of basicstamp eGroups, I'm sorry for my open language in
> this conversation. I had to speak out. I must apologize if this had
> caused any discomfort.
>
>
> ...Now let's build some BS-II projects
> [noparse]:)[/noparse]
>
>
>
>
>
>
>
>
>
Original Message
> From: Innovative International Institute
> [noparse]/noparse]mailto:[url=http://forums.parallaxinc.com/group/basicstamps/post?postID=C_5Vlbs01jemuzVpUg3gdOZGX-T9TMFIyQkdoWUAlWp-eXuDuXazQEU3RZoaWYDZ4rydnBXiTKB_onFNotMUr5m2MmX8tvoWxrcaMEQ]innovativeinstitute@s...[/url
> Sent: Wednesday, April 18, 2001 12:44 PM
> To: elliot@u...; perl-beginner@yahoogroups.com;
> basicstamps@yahoogroups.com; bschwabe@a...;
> comdeveloper@yahoogroups.com; dohays@a...;
> ACEWAREZ@yahoogroups.com; theresaradke@c...;
> COLOS_Linux@yahoogroups.com; dave@q...
> Cc: damon@d...; chilton@t...; typon@a...;
> batchell@i...; nbajammer@r...; tunatunup2000@y...;
> sknutson@l...; fresher_papers@yahoogroups.com
> Subject: [noparse][[/noparse]basicstamps] Freelance Programmers : Some clarifications
>
>
>
> (A) : Some says why we had asked for some deposits....
>
> I had pained a lot to develop a large bunch of source code in various
> languages on various platforms like BASIC, FORTH, LOGO etc. on ATARI,
> Commodore, Comex, ZXSpectrum, Aplle, PC and such other systems of early
> 80s to latest Oracle, JDBC, VB, JAVA, XML etc.. I am working in the
> field since 1979...
>
> I know what is the value of source code and so I need some deposit to..
> (a) to weed out real workers and (b) If somebody uses my logics at their
> level at least I get something out of it (and I know most of the persons
> will use it)
>
> (B) : What is spam I know it very well...
>
> Another important thing is I want to convert my source code in various
> languages and platforms within 60 days period (and if earlier the
> better), which is possible only this way...
>
> We are in cyber culture and we must forget all old type of culture that
> large or small companies should do that and should not do this. We must
> go there where we find the real workers...
>
> We do not want to invest wrongly in infrastructre and then kick out
> employees when we do not need. (like at present more than 50000
> softwares professional are kicked out by large companies in US alone...
> why ?? I am giving work to my fellow professionals and safegurading my
> interests, what is the wrong in it...???)
>
> Who are these so called anti-spammers and well-wishers ????
>
> Most of these well-wishers are great official of great companies who
> easly kick-out there employees and put them into no-where situation..
> Why ??? 'cause these well-wishers are in financial crunch...
>
> Can they show me a single case in which I hadn't paid any of my
> programmers... ???
>
>
> Another thing I am not spamming 'cause we are subscribers of same
> egroups...
>
> Somebody had jammed my emails.... That is not good... That is not
> democracy...
>
> (C) : Some says I am using free emails...
>
> I have connections from 4 local ISPs at my home and office... and I had
> paid for it... as some free email services giving more space and better
> services we use them ... what is the wrong in it ???? I do not
> understand...
>
> Using different emails for different purposes we can manage our
> work-force in a proper way... that is our aim...
>
> (D) : I am since 1979 in the field. --- what is source-code --- what is
> internet --- what is spam, I understand better than any other....
>
> Before putting this project in work I had done a good brain-storming
> work...
>
> (E) : I need better people that is all...
>
>
>
> Bharat Thakkar
> Innovative International Institute
> F/3, Ten Bungalows,
> Polytechnic
> Ahmedabad - 380 015
> India
>
>
> Your use of Yahoo! Groups is subject to the Yahoo! Terms of
> <http://docs.yahoo.com/info/terms/> Service.
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 13
> Date: Thu, 19 Apr 2001 15:00:55 -0700
> From: Tracy Allen <tracy@e...>
> Subject: Re: Checking time
>
> >Im using a DS1302 RTC I have a program that does a number of things, I
have
> >one function that I need to do on an interval of 30 min or greater. In
> >writing code to check the clock I find that I have a page of if then
> >statements.
>
> Hi Larry,
>
> I like to make a conversion to Julian date/time in the subroutine
> that reads the real time clock. That gives a single monotonically
> increasing number to deal with in the rest of the program. The
> action at intervals is then simply a question of divisibility.
> if timenumber//interval=0 then its_time_now
>
> In data loggers, I am using intervals that can range from 1 minute to
> 6 hours, so I use the code:
> julian1 = hour*60+minute
> where hour is from 0 to 23 and minute is from 0-59, so Julian goes
> from 0 to 1439, from midnight to 11:59pm (Be sure to use standard
> values in the calculation, not bcd coded values.) Then you have a
> choice of a lot of intervals that divide 1440 evenly:
> 1,2,3,4,5,6,10,15,20,,30,60,120,180,240,360 minutes and some others.
> Then:
> if julian10//30=0 then do30minutestuff
>
> If you need seconds, you can get down to 2 second intervals, and
> still fit it into one 16 bit word. (43200 2-second intervals in a
> day) 10 minute intervals will carry you for a year in one 16 bit
> word. (52560 10 minute intervals in a leap year).
>
> A BASIC Stamp formula for day of year (0 to 364 or 365) given YY
> (year) MM (month) and DD (day) is:
> JD=MM-1*30+(MM/9+MM/2)-(MM max 3/3*(YY//4 max 1 +1))+ DD
> For explanation see,
> http://www.emesys.com/BS2math4.htm#JulianDate
>
> Then to resolve to 10 minute intervals, take the above JD value and
> roll in the time:
> julian10 = (JD * 144) + (hour*6) + (minute/10)
> This julian10 value should be updated every time the program reads
> the clock, and it has a new value for every 10 minutes in the current
> year.
>
> If you need to set an alarm for a specific time in the future, run
> the future date/time through the above formula to get one number,
> then check for equality.
> if alarm=julian10 then doAlarm
>
> I hope that helps,
>
> -- best regards
> Thomas Tracy Allen PhD
> electronically monitored ecosystems
> http://www.emesystems.com
> mailto:tracy@e...
>
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 14
> Date: Thu, 19 Apr 2001 17:08:18 -0500
> From: "Nagi Babu" <nags@c...>
> Subject: RE: boebot IR sensors
>
> Our buddy Bruce (www.rentron.com) sells those too -if I'm not mistaken.
>
>
>
>
>
Original Message
> From: Kerry Barlow [noparse]/noparse]mailto:[url=http://forums.parallaxinc.com/group/basicstamps/post?postID=DXq41kdS_giCswjBz1WE-_ZviAnnnpYOdYDCg3L5v44AeKPnMIqRFu3lx9NY09pIqUDxzHQ_Z4oP]admin@m...[/url
> Sent: Wednesday, April 18, 2001 2:25 PM
> To: basicstamps@yahoogroups.com
> Subject: [noparse][[/noparse]basicstamps] boebot IR sensors
>
>
> HI all: I see on the BoeBot, Parallax uses small IR sensors, about the
> size
> of an LED.
> Where are these small sensors sold? I cannot use the larger tincan style
> IR
> sensor for my application.
>
> Sincerely
> Kerry
> Admin@M...
> WWW server hosting [url=Http://mntnweb.com]Http://mntnweb.com[/url]
> Kerry Barlow
> p.o. box 21
> kirkwood ny
> 13795
>
>
>
>
>
>
> Your use of Yahoo! Groups is subject to
> http://docs.yahoo.com/info/terms/
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 15
> Date: Thu, 19 Apr 2001 15:46:32 -0700
> From: "L .Gaminde" <lgaminde@t...>
> Subject: Re: Checking time
>
> Tracy ! thank you, I was hoping you would come up with something, Now I
> will look this all over for a few days ( few meaning anything from 10 to
> 300 Julian days ) and probably have some more questions.
>
> thanks again
> Larry Gaminde
>
> Tracy Allen wrote:
> >
> > >Im using a DS1302 RTC I have a program that does a number of things, I
have
> > >one function that I need to do on an interval of 30 min or greater. In
> > >writing code to check the clock I find that I have a page of if then
> > >statements.
> >
> > Hi Larry,
> >
> > I like to make a conversion to Julian date/time in the subroutine
> > that reads the real time clock. That gives a single monotonically
> > increasing number to deal with in the rest of the program. The
> > action at intervals is then simply a question of divisibility.
> > if timenumber//interval=0 then its_time_now
> >
> > In data loggers, I am using intervals that can range from 1 minute to
> > 6 hours, so I use the code:
> > julian1 = hour*60+minute
> > where hour is from 0 to 23 and minute is from 0-59, so Julian goes
> > from 0 to 1439, from midnight to 11:59pm (Be sure to use standard
> > values in the calculation, not bcd coded values.) Then you have a
> > choice of a lot of intervals that divide 1440 evenly:
> > 1,2,3,4,5,6,10,15,20,,30,60,120,180,240,360 minutes and some others.
> > Then:
> > if julian10//30=0 then do30minutestuff
> >
> > If you need seconds, you can get down to 2 second intervals, and
> > still fit it into one 16 bit word. (43200 2-second intervals in a
> > day) 10 minute intervals will carry you for a year in one 16 bit
> > word. (52560 10 minute intervals in a leap year).
> >
> > A BASIC Stamp formula for day of year (0 to 364 or 365) given YY
> > (year) MM (month) and DD (day) is:
> > JD=MM-1*30+(MM/9+MM/2)-(MM max 3/3*(YY//4 max 1 +1))+ DD
> > For explanation see,
> > http://www.emesys.com/BS2math4.htm#JulianDate
> >
> > Then to resolve to 10 minute intervals, take the above JD value and
> > roll in the time:
> > julian10 = (JD * 144) + (hour*6) + (minute/10)
> > This julian10 value should be updated every time the program reads
> > the clock, and it has a new value for every 10 minutes in the current
> > year.
> >
> > If you need to set an alarm for a specific time in the future, run
> > the future date/time through the above formula to get one number,
> > then check for equality.
> > if alarm=julian10 then doAlarm
> >
> > I hope that helps,
> >
> > -- best regards
> > Thomas Tracy Allen PhD
> > electronically monitored ecosystems
> > http://www.emesystems.com
> > mailto:tracy@e...
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 16
> Date: Thu, 19 Apr 2001 17:01:21 -0700
> From: Roger Edberg <postmaster@i...>
> Subject: Re: Stepper motor
>
>
>
> [noparse][[/noparse]This message is not in displayable format]
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 17
> Date: Thu, 19 Apr 2001 18:33:57 -0700
> From: Mike Hardwick <decade@w...>
> Subject: Re: multiple LTC1298
>
> Any particular reason you don't want to use 8-channel ADCs such as
LTC1290,
> LTC1294, etc?
>
> >I would like to use multiple LTC1298 ADC's with one BS2. I am thinking I
> only would need one additional line for each extra ADC I add. Is there any
> problems with doing something like this? I want to use two right now, but
> will eventualy have 3. I am not so hot with code for adding devices,
mostly
> I use code snippets I find and start working my way thru them. Any info or
> insights would be most appreciated.<
>
> Mike Hardwick, for Decade Engineering -- <http://www.decadenet.com>
> Manufacturer of the famous BOB-II Serial Video Text Display Module!
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 18
> Date: Thu, 19 Apr 2001 09:11:46 +0200
> From: "Pieter-Jan van Diepen" <diepenpj@h...>
> Subject: sounds
>
> If you're searching for sounds then a possibility could be to search for
> ringtones for a mobile phone, differnt times i saw tunes that could be
used
> by a bs2
>
>
> _________________________________________________________________________
> Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com.
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 19
> Date: Thu, 19 Apr 2001 20:07:03 +0800
> From: "S Parkis" <parkiss@e...>
> Subject: Re: Checking time
>
> I think this will do what you're after:
>
> task_done VAR BIT
> task_time VAR BYTE
> task_interval CON 30 ' or whatever
>
> [noparse][[/noparse] get min ]
> IF min >= task_time THEN checkTask
> task_done = 0
> GOTO continue
>
> checkTask:
> IF task_done = 1 THEN continue
> [noparse][[/noparse] do task ]
> task_done = 1
> task_time = task_time + task_interval // 60
>
> continue:
>
>
> Regards,
>
> Steve
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 20
> Date: Thu, 19 Apr 2001 23:25:15 EDT
> From: electronguy@a...
> Subject: Re: multiple LTC1298
>
> In a message dated 4/19/01 7:19:17 PM Pacific Daylight Time,
> decade@w... writes:
>
>
> > Any particular reason you don't want to use 8-channel ADCs such as
LTC1290,
> > LTC1294, etc?
> >
> >
>
> I would definitly go that route in the future. On this project I have
already
> had 6 boards made and they are to accomodate the ltc 1298, what happened
was
> all of a sudden I found out I needed a bunch more ADC inputs then i had
> counted on. This project has become a nightmare, I told my dad I could
have
> some equipment made for the company he works for, now the deadline is here
> and I still am trying to get the first prototype finished. I have not
slept
> comfortably in weeks [noparse]:([/noparse]
> I am hoping on trying out the prototype tonight, so far there has been all
> sorts of things going wrong. I screwed up on a few of boards and had to
slice
> and jump traces. there are portions that I have not even tryed out yet.
The
> fun just never stops [noparse];)[/noparse]
>
> back to work for me
>
>
>
> [noparse][[/noparse]This message contained attachments]
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
>
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
>
>
Original Message
From: <basicstamps@yahoogroups.com>
To: <basicstamps@yahoogroups.com>
Sent: Friday, April 20, 2001 7:16 PM
Subject: [noparse][[/noparse]basicstamps] Digest Number 608
> There are 20 messages in this issue.
>
> Topics in this digest:
>
> 1. Re: Floppy Drive
> From: davemucha@j...
> 2. Re: 6502 Help
> From: burtsz@a...
> 3. Power up required ?
> From: avi bhagtani <ronals22@y...>
> 4. Re: happy birthday code
> From: "Nicolas Fournel" <Nicolas.Fournel@f...>
> 5. Checking time
> From: "L .Gaminde" <lgaminde@t...>
> 6. Re: Checking time
> From: "L .Gaminde" <lgaminde@t...>
> 7. RE: Checking time
> From: "D. Daniel McGlothin" <ddm@r...>
> 8. multiple LTC1298
> From: electronguy@a...
> 9. Re: Checking time
> From: "L .Gaminde" <lgaminde@t...>
> 10. BSI Laptop Circuit
> From: theryan@t...
> 11. Basic Stamp Emulator
> From: david cousins <cuz_hsv@y...>
> 12. RE: Freelance Programmers : Some clarifications
> From: "Nagi Babu" <nags@c...>
> 13. Re: Checking time
> From: Tracy Allen <tracy@e...>
> 14. RE: boebot IR sensors
> From: "Nagi Babu" <nags@c...>
> 15. Re: Checking time
> From: "L .Gaminde" <lgaminde@t...>
> 16. Re: Stepper motor
> From: Roger Edberg <postmaster@i...>
> 17. Re: multiple LTC1298
> From: Mike Hardwick <decade@w...>
> 18. sounds
> From: "Pieter-Jan van Diepen" <diepenpj@h...>
> 19. Re: Checking time
> From: "S Parkis" <parkiss@e...>
> 20. Re: multiple LTC1298
> From: electronguy@a...
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 1
> Date: Thu, 19 Apr 2001 12:50:32 -0000
> From: davemucha@j...
> Subject: Re: Floppy Drive
>
> Search this forum.
>
> there was a link a few months ago of a gentleman
> who was getting floppy drives with the interface
> so it could be used with the Stamp.
>
> and if you find good information, please let us know.
>
> Dave
>
>
>
>
>
>
> --- In basicstamps@au.egroups.com, Alejandro Vazquez
> <alexvazquez@y...> wrote:
> > Hello,,
> >
> > I would like to interface the basic stamp to a floppy
> > disk drive 3 1/2".
> >
> > If anyone knows how to do this please let me know!!
> >
> >
> > Regards,
> > Alejandro Vazquez
> >
> > __________________________________________________
> > Do You Yahoo!?
> > Get email at your own domain with Yahoo! Mail.
> > http://personal.mail.yahoo.com/
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 2
> Date: Thu, 19 Apr 2001 10:31:01 EDT
> From: burtsz@a...
> Subject: Re: 6502 Help
>
> Hi ECO, The 6800 was born prior to the 6502 and was introduced to the
world
> about mid-1974. One of the members of the 6800 design team at Motorola
> (based in Phoenix, AZ) jumped ship after the 6800 was designed and joined
MOS
> Technology where he (and others) designed the 6502. The 6502 is very
similar
> to the 6800 architecture and instruction set and found it's fame and
fortune
> in the first Apple computer. Both are much easier to use (both hardware
and
> software) than the Intel family, 8008, 8080, etc. FYI, Burt Schultz
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 3
> Date: Thu, 19 Apr 2001 08:11:54 -0700 (PDT)
> From: avi bhagtani <ronals22@y...>
> Subject: Power up required ?
>
> if I plug in an additional basic stamp chip to the
> basic stamp board of education do i need another power
> supply . or the 9 V adapter already plugged into the
> board is enough ? i am like working on connecting
> these two chips in series .
>
> thankz
> avi
>
> __________________________________________________
> Do You Yahoo!?
> Yahoo! Auctions - buy the things you want at great prices
> http://auctions.yahoo.com/
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 4
> Date: Thu, 19 Apr 2001 10:28:47 -0700
> From: "Nicolas Fournel" <Nicolas.Fournel@f...>
> Subject: Re: happy birthday code
>
> Thanks a lot. It will save me a lot of time !
>
> Nicolas
>
>
>
>
> >>> "Sean T. Lamont .lost." <lamont@a...> 04/18/01 04:43PM
>>>
>
> It's very easy to generate. Each half step is 1.05946 times the previous
> half step, since frequency is a log scale. So
>
> A = Frequency 440.00
> A# = Frequency 466.16
> B = Frequency 493.88
> C = Frequency 523.25
> C# = Frequency 554.37
> D = Frequency 587.33
> D# = Frequency 622.25
> E = Frequency 659.26
> F = Frequency 698.46
> F# = Frequency 739.99
> G = Frequency 783.99
> G# = Frequency 830.61
> A = Frequency 880.00
> A# = Frequency 932.33
> B = Frequency 987.77
> C = Frequency 1046.50
> C# = Frequency 1108.73
> D = Frequency 1174.66
> D# = Frequency 1244.51
> E = Frequency 1318.51
> F = Frequency 1396.91
> F# = Frequency 1479.98
> G = Frequency 1567.98
> G# = Frequency 1661.22
> A = Frequency 1760.00
>
> FYI, the factor 1.059 is based on a logarithmic scale which doubles every
> octave. Thus it's the twelfth root (over twelve logarithmic steps) of
> doubling, or root 12 of two.
>
> In answer to the original question, happy birthday to you
>
> G G A G C B
> G G A G D C
> G G G E C B A
> F F E C D C
>
> You'll have to work out which octaves I'm talking about.
>
> As a final note, here's some C code that generates this table.
>
> --
> #include<math.h>
>
> main()
> {
>
> int i;double freq,factor;
> freq = 440.0;
>
> for (i=0;i<25;++i){
>
> factor = pow(2.0,(1.0/12.0));
>
> freq = freq * factor;
> printf("Frequency %0.2lf\n",freq);
> }
> }
> --
>
> On Wed, 18 Apr 2001, david cousins wrote:
>
> > Nicolas,
> > Did anyone help you yet? I tried looking up the chart of musical notes
for the
> > stamp, but couldn't find it. I know I saw it in there somewhere. All I
found
> > yesterday was the Morris Code chart.
> > Dave
> >
> >
> > --- Nicolas Fournel <Nicolas.Fournel@f...> wrote:
> > > Hi,
> > >
> > > Does anybody know where to find the code to play the happy birthday
theme
> > > using freqout?
> > >
> > > Nicolas
> > >
> > >
> > >
> > >
> > >
> > > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
> > >
> > >
> >
> >
> > __________________________________________________
> > Do You Yahoo!?
> > Yahoo! Auctions - buy the things you want at great prices
> > http://auctions.yahoo.com/
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
> >
> >
> >
>
> Sean T. Lamont, CTO / Chief NetNerd, Abstract Software, Inc. (ServNet)
> Seattle - Bellingham - Vancouver - Portland - Everett - Tacoma - Bremerton
> email: lamont@a... WWW: http://www.serv.net
> "...There's no moral, it's just a lot of stuff that happens". - H. Simpson
>
>
>
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 5
> Date: Thu, 19 Apr 2001 11:21:16 -0700
> From: "L .Gaminde" <lgaminde@t...>
> Subject: Checking time
>
> Im using a DS1302 RTC I have a program that does a number of things, I
have
> one function that I need to do on an interval of 30 min or greater. In
> writing code to check the clock I find that I have a page of if then
> statements.
>
> I will need to check the minutes if the minutes are less than the last
> saved minutes,
> I will need to check the hours, if the hours are less than the last saved
> hours then
> I will need to check the days if the days are less than the saved day then
> I will need to check the months if the month is less than the last saved
> month
> I will need to check the year
>
> Does anyone have a quick and dirty way of doing this without using so many
> if then statements is there a way of adding all the values up
> and subtracting one time ?? something like below and also in a smaller
> size to fit the stamps 65535 limit
>
> old value
>
> min = 12
> hour = 24
> day = 6
> month = 11
> year = 01
>
> old value = 0111062412
>
> new value
>
> min = 04
> hour = 23
> day = 8
> month = 11
> year = 01
>
> new value = 0111082304
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 6
> Date: Thu, 19 Apr 2001 11:42:23 -0700
> From: "L .Gaminde" <lgaminde@t...>
> Subject: Re: Checking time
>
> maybe something like this Is this a good way of thinking or not
>
> year month\day hour\min
>
> new date 01 1108 2304
>
> last saved date 01 1106 2412
>
____________________________________________________________________________
_____
> subtract 00 0002 -108
>
> so what would be the next step
>
> "L .Gaminde" wrote:
> >
> > Im using a DS1302 RTC I have a program that does a number of things, I
have
> > one function that I need to do on an interval of 30 min or greater. In
> > writing code to check the clock I find that I have a page of if then
> > statements.
> >
> > I will need to check the minutes if the minutes are less than the last
> > saved minutes,
> > I will need to check the hours, if the hours are less than the last
saved
> > hours then
> > I will need to check the days if the days are less than the saved day
then
> > I will need to check the months if the month is less than the last saved
> > month
> > I will need to check the year
> >
> > Does anyone have a quick and dirty way of doing this without using so
many
> > if then statements is there a way of adding all the values up
> > and subtracting one time ?? something like below and also in a smaller
> > size to fit the stamps 65535 limit
> >
> > old value
> >
> > min = 12
> > hour = 24
> > day = 6
> > month = 11
> > year = 01
> >
> > old value = 0111062412
> >
> > new value
> >
> > min = 04
> > hour = 23
> > day = 8
> > month = 11
> > year = 01
> >
> > new value = 0111082304
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 7
> Date: Thu, 19 Apr 2001 14:56:42 -0400
> From: "D. Daniel McGlothin" <ddm@r...>
> Subject: RE: Checking time
>
> Assuming that you need to do the function on a regular interval of any
> minutes between 1 and 59 minutes, you could ignore all the other pieces of
> the date-time and focus on the minutes byte only. For example,
>
> if oldMM > newMM
> then diffMM = newMM + 60 - oldMM
> else diffMM = newMM - oldMM
> endif
> if diffMM > intervalMM
> then do function
> endif
>
>
> Basically, the pseudocode checks if the minutes register experienced a
> wrap-around since the last time check, and calculates the difference
between
> the old time and time new time.
>
> This technique requires that the interval AND the checks for the interval
> expiring be less than 60 minutes long. Also note that the resolution of
> this method will never be less than 1 minute.
>
> Regards,
> Daniel McGlothin
>
>
Original Message
> From: L .Gaminde [noparse]/noparse]mailto:[url=http://forums.parallaxinc.com/group/basicstamps/post?postID=tVaOyjT6J9I1MS_IONiTlkyg7EbGH4uLWebf_oivKeInWo5Ws_411PTBmiKghL8mfINkOo7O5AXjZFMchOg]lgaminde@t...[/url
> Sent: Thursday, April 19, 2001 2:42 PM
> To: basicstamps@yahoogroups.com
> Subject: Re: [noparse][[/noparse]basicstamps] Checking time
>
>
> maybe something like this Is this a good way of thinking or not
>
> year month\day hour\min
>
> new date 01 1108 2304
>
> last saved date 01 1106 2412
>
____________________________________________________________________________
> _____
> subtract 00 0002 -108
>
> so what would be the next step
>
> "L .Gaminde" wrote:
> >
> > Im using a DS1302 RTC I have a program that does a number of things, I
> have
> > one function that I need to do on an interval of 30 min or greater. In
> > writing code to check the clock I find that I have a page of if then
> > statements.
> >
> > I will need to check the minutes if the minutes are less than the last
> > saved minutes,
> > I will need to check the hours, if the hours are less than the last
saved
> > hours then
> > I will need to check the days if the days are less than the saved day
then
> > I will need to check the months if the month is less than the last saved
> > month
> > I will need to check the year
> >
> > Does anyone have a quick and dirty way of doing this without using so
many
> > if then statements is there a way of adding all the values up
> > and subtracting one time ?? something like below and also in a smaller
> > size to fit the stamps 65535 limit
> >
> > old value
> >
> > min = 12
> > hour = 24
> > day = 6
> > month = 11
> > year = 01
> >
> > old value = 0111062412
> >
> > new value
> >
> > min = 04
> > hour = 23
> > day = 8
> > month = 11
> > year = 01
> >
> > new value = 0111082304
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
>
>
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 8
> Date: Thu, 19 Apr 2001 15:20:50 EDT
> From: electronguy@a...
> Subject: multiple LTC1298
>
> Hi everyone,
>
> I would like to use multiple LTC1298 ADC's with one BS2. I am thinking I
only
> would need one additional line for each extra ADC I add. Is there any
> problems with doing something like this? I want to use two right now, but
> will eventualy have 3. I am not so hot with code for adding devices,
mostly I
> use code snippets I find and start working my way thru them. Any info or
> insights would be most appreciated.
>
> Thanx,
>
>
>
>
> [noparse][[/noparse]This message contained attachments]
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 9
> Date: Thu, 19 Apr 2001 12:42:40 -0700
> From: "L .Gaminde" <lgaminde@t...>
> Subject: Re: Checking time
>
> Daniel not sure if this would work, it would be 30 minutes or greater, so
> the next time could be the next day or one month from the last sense, not
> likely but possible, Im trying to think of the worst case. Now I could do
> this for all the values start with year,month,day,hour,min. If I would do
> it like I had it laid out in year, month\day, and hour\min, I would take
> the 0002 value and multiply by 24 for hours times 100 plus the 2304
> hours\minutes then subtract the 2412 hours \ minutes of the last saved
date
> Im really not sure if im on tract here of If im going to see some major
> screw up later in the coding. like below to keep carry over the month to
> days I will need to know the number of days in each month, am I making
this
> harder than it really is ????
>
>
> something like this
>
> last saved time 24:59 12-31-01
> new time read 01:01 01-01-02
>
>
>
>
> "D. Daniel McGlothin" wrote:
> >
> > Assuming that you need to do the function on a regular interval of any
> > minutes between 1 and 59 minutes, you could ignore all the other pieces
of
> > the date-time and focus on the minutes byte only. For example,
> >
> > if oldMM > newMM
> > then diffMM = newMM + 60 - oldMM
> > else diffMM = newMM - oldMM
> > endif
> > if diffMM > intervalMM
> > then do function
> > endif
> >
> > Basically, the pseudocode checks if the minutes register experienced a
> > wrap-around since the last time check, and calculates the difference
between
> > the old time and time new time.
> >
> > This technique requires that the interval AND the checks for the
interval
> > expiring be less than 60 minutes long. Also note that the resolution of
> > this method will never be less than 1 minute.
> >
> > Regards,
> > Daniel McGlothin
> >
> >
Original Message
> > From: L .Gaminde [noparse]/noparse]mailto:[url=http://forums.parallaxinc.com/group/basicstamps/post?postID=tVaOyjT6J9I1MS_IONiTlkyg7EbGH4uLWebf_oivKeInWo5Ws_411PTBmiKghL8mfINkOo7O5AXjZFMchOg]lgaminde@t...[/url
> > Sent: Thursday, April 19, 2001 2:42 PM
> > To: basicstamps@yahoogroups.com
> > Subject: Re: [noparse][[/noparse]basicstamps] Checking time
> >
> > maybe something like this Is this a good way of thinking or not
> >
> > year month\day hour\min
> >
> > new date 01 1108 2304
> >
> > last saved date 01 1106 2412
> >
____________________________________________________________________________
> > _____
> > subtract 00 0002 -108
> >
> > so what would be the next step
> >
> > "L .Gaminde" wrote:
> > >
> > > Im using a DS1302 RTC I have a program that does a number of things, I
> > have
> > > one function that I need to do on an interval of 30 min or greater. In
> > > writing code to check the clock I find that I have a page of if then
> > > statements.
> > >
> > > I will need to check the minutes if the minutes are less than the last
> > > saved minutes,
> > > I will need to check the hours, if the hours are less than the last
saved
> > > hours then
> > > I will need to check the days if the days are less than the saved day
then
> > > I will need to check the months if the month is less than the last
saved
> > > month
> > > I will need to check the year
> > >
> > > Does anyone have a quick and dirty way of doing this without using so
many
> > > if then statements is there a way of adding all the values up
> > > and subtracting one time ?? something like below and also in a
smaller
> > > size to fit the stamps 65535 limit
> > >
> > > old value
> > >
> > > min = 12
> > > hour = 24
> > > day = 6
> > > month = 11
> > > year = 01
> > >
> > > old value = 0111062412
> > >
> > > new value
> > >
> > > min = 04
> > > hour = 23
> > > day = 8
> > > month = 11
> > > year = 01
> > >
> > > new value = 0111082304
> > >
> > >
> > >
> > > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 10
> Date: Thu, 19 Apr 2001 20:02:01 -0000
> From: theryan@t...
> Subject: BSI Laptop Circuit
>
> I have read in a couple of places that there is a circuit you can build
> to fix the problem between the BSI and some newer laptops. Does anyone
> know wher I can get a hold of that? I sent an e-mail to parallax but
> I'm still waiting for a reply. Thankyou.
> -Ryan
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 11
> Date: Thu, 19 Apr 2001 13:56:49 -0700 (PDT)
> From: david cousins <cuz_hsv@y...>
> Subject: Basic Stamp Emulator
>
> Hi,
> I'm trying to introduce a friend to the Basic Stamp, and he has asked, do
you
> have an emulator for the BS2?
>
> I can't remember it being discussed. Anyone know?
> Dave
>
>
> __________________________________________________
> Do You Yahoo!?
> Yahoo! Auctions - buy the things you want at great prices
> http://auctions.yahoo.com/
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 12
> Date: Thu, 19 Apr 2001 17:04:06 -0500
> From: "Nagi Babu" <nags@c...>
> Subject: RE: Freelance Programmers : Some clarifications
>
> Hey Bharat Thakkar fella,
>
> You need better people, why don;t you hire a head-hunter and ask them to
> find better people? They can reach larger circle than you'd. When you
> say, "use my logics". You must be kidding. Source code is the most
> easily acquirable asset in this internet world we are living in. Have
> you not heard of the concepts of "Open Source". When you build
> something, it is bound to be used. For that matter, what makes you think
> you OWN all of that source code that you are (supposedly) willing to
> convert. You are crapping aren't you? That large amt of source code AND,
> is definitely NOT YOURS in all.
>
> So, please give us a break.
>
> Just because, you subscribe to egroups, does not by itself mean that you
> are NOT a spammer. It is the respect you give to the context of that
> egroup that either makes or unmakes you a spammer.
>
> Most importantly, in this world of economy, you are asking for a
> deposit. And, you are giving some stupid reasoning for that. You expect
> people to buy that story. Are you out of your knickers man?!! Well, why
> don't you give me some deposit and I'll sit *** in a space shuttle and
> take you to the moon!! Sounds like a good deal for a $100 - don'it ?!!
>
> And, I'm from India too. I don't recall computers being so popular in
> India during 1979. It started budding in the 84's. Your experience must
> be a Smile story too. And, don't disgrace our country. Fly a kite
> instead. I'm really getting cheesed off, especially now, because you had
> mentioned that you are from India and pulling such a stunt. We work hard
> to attain a good name here in the US, and people like you feed that to
> the roaches by a stunt like this.
>
> I really don't think you understand anything about anything than
> anybody. Frankly, You must've really rented out your brains out to
> somebody man!!
>
>
> P.S:
> Dear Members of basicstamp eGroups, I'm sorry for my open language in
> this conversation. I had to speak out. I must apologize if this had
> caused any discomfort.
>
>
> ...Now let's build some BS-II projects
> [noparse]:)[/noparse]
>
>
>
>
>
>
>
>
>
Original Message
> From: Innovative International Institute
> [noparse]/noparse]mailto:[url=http://forums.parallaxinc.com/group/basicstamps/post?postID=C_5Vlbs01jemuzVpUg3gdOZGX-T9TMFIyQkdoWUAlWp-eXuDuXazQEU3RZoaWYDZ4rydnBXiTKB_onFNotMUr5m2MmX8tvoWxrcaMEQ]innovativeinstitute@s...[/url
> Sent: Wednesday, April 18, 2001 12:44 PM
> To: elliot@u...; perl-beginner@yahoogroups.com;
> basicstamps@yahoogroups.com; bschwabe@a...;
> comdeveloper@yahoogroups.com; dohays@a...;
> ACEWAREZ@yahoogroups.com; theresaradke@c...;
> COLOS_Linux@yahoogroups.com; dave@q...
> Cc: damon@d...; chilton@t...; typon@a...;
> batchell@i...; nbajammer@r...; tunatunup2000@y...;
> sknutson@l...; fresher_papers@yahoogroups.com
> Subject: [noparse][[/noparse]basicstamps] Freelance Programmers : Some clarifications
>
>
>
> (A) : Some says why we had asked for some deposits....
>
> I had pained a lot to develop a large bunch of source code in various
> languages on various platforms like BASIC, FORTH, LOGO etc. on ATARI,
> Commodore, Comex, ZXSpectrum, Aplle, PC and such other systems of early
> 80s to latest Oracle, JDBC, VB, JAVA, XML etc.. I am working in the
> field since 1979...
>
> I know what is the value of source code and so I need some deposit to..
> (a) to weed out real workers and (b) If somebody uses my logics at their
> level at least I get something out of it (and I know most of the persons
> will use it)
>
> (B) : What is spam I know it very well...
>
> Another important thing is I want to convert my source code in various
> languages and platforms within 60 days period (and if earlier the
> better), which is possible only this way...
>
> We are in cyber culture and we must forget all old type of culture that
> large or small companies should do that and should not do this. We must
> go there where we find the real workers...
>
> We do not want to invest wrongly in infrastructre and then kick out
> employees when we do not need. (like at present more than 50000
> softwares professional are kicked out by large companies in US alone...
> why ?? I am giving work to my fellow professionals and safegurading my
> interests, what is the wrong in it...???)
>
> Who are these so called anti-spammers and well-wishers ????
>
> Most of these well-wishers are great official of great companies who
> easly kick-out there employees and put them into no-where situation..
> Why ??? 'cause these well-wishers are in financial crunch...
>
> Can they show me a single case in which I hadn't paid any of my
> programmers... ???
>
>
> Another thing I am not spamming 'cause we are subscribers of same
> egroups...
>
> Somebody had jammed my emails.... That is not good... That is not
> democracy...
>
> (C) : Some says I am using free emails...
>
> I have connections from 4 local ISPs at my home and office... and I had
> paid for it... as some free email services giving more space and better
> services we use them ... what is the wrong in it ???? I do not
> understand...
>
> Using different emails for different purposes we can manage our
> work-force in a proper way... that is our aim...
>
> (D) : I am since 1979 in the field. --- what is source-code --- what is
> internet --- what is spam, I understand better than any other....
>
> Before putting this project in work I had done a good brain-storming
> work...
>
> (E) : I need better people that is all...
>
>
>
> Bharat Thakkar
> Innovative International Institute
> F/3, Ten Bungalows,
> Polytechnic
> Ahmedabad - 380 015
> India
>
>
> Your use of Yahoo! Groups is subject to the Yahoo! Terms of
> <http://docs.yahoo.com/info/terms/> Service.
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 13
> Date: Thu, 19 Apr 2001 15:00:55 -0700
> From: Tracy Allen <tracy@e...>
> Subject: Re: Checking time
>
> >Im using a DS1302 RTC I have a program that does a number of things, I
have
> >one function that I need to do on an interval of 30 min or greater. In
> >writing code to check the clock I find that I have a page of if then
> >statements.
>
> Hi Larry,
>
> I like to make a conversion to Julian date/time in the subroutine
> that reads the real time clock. That gives a single monotonically
> increasing number to deal with in the rest of the program. The
> action at intervals is then simply a question of divisibility.
> if timenumber//interval=0 then its_time_now
>
> In data loggers, I am using intervals that can range from 1 minute to
> 6 hours, so I use the code:
> julian1 = hour*60+minute
> where hour is from 0 to 23 and minute is from 0-59, so Julian goes
> from 0 to 1439, from midnight to 11:59pm (Be sure to use standard
> values in the calculation, not bcd coded values.) Then you have a
> choice of a lot of intervals that divide 1440 evenly:
> 1,2,3,4,5,6,10,15,20,,30,60,120,180,240,360 minutes and some others.
> Then:
> if julian10//30=0 then do30minutestuff
>
> If you need seconds, you can get down to 2 second intervals, and
> still fit it into one 16 bit word. (43200 2-second intervals in a
> day) 10 minute intervals will carry you for a year in one 16 bit
> word. (52560 10 minute intervals in a leap year).
>
> A BASIC Stamp formula for day of year (0 to 364 or 365) given YY
> (year) MM (month) and DD (day) is:
> JD=MM-1*30+(MM/9+MM/2)-(MM max 3/3*(YY//4 max 1 +1))+ DD
> For explanation see,
> http://www.emesys.com/BS2math4.htm#JulianDate
>
> Then to resolve to 10 minute intervals, take the above JD value and
> roll in the time:
> julian10 = (JD * 144) + (hour*6) + (minute/10)
> This julian10 value should be updated every time the program reads
> the clock, and it has a new value for every 10 minutes in the current
> year.
>
> If you need to set an alarm for a specific time in the future, run
> the future date/time through the above formula to get one number,
> then check for equality.
> if alarm=julian10 then doAlarm
>
> I hope that helps,
>
> -- best regards
> Thomas Tracy Allen PhD
> electronically monitored ecosystems
> http://www.emesystems.com
> mailto:tracy@e...
>
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 14
> Date: Thu, 19 Apr 2001 17:08:18 -0500
> From: "Nagi Babu" <nags@c...>
> Subject: RE: boebot IR sensors
>
> Our buddy Bruce (www.rentron.com) sells those too -if I'm not mistaken.
>
>
>
>
>
Original Message
> From: Kerry Barlow [noparse]/noparse]mailto:[url=http://forums.parallaxinc.com/group/basicstamps/post?postID=DXq41kdS_giCswjBz1WE-_ZviAnnnpYOdYDCg3L5v44AeKPnMIqRFu3lx9NY09pIqUDxzHQ_Z4oP]admin@m...[/url
> Sent: Wednesday, April 18, 2001 2:25 PM
> To: basicstamps@yahoogroups.com
> Subject: [noparse][[/noparse]basicstamps] boebot IR sensors
>
>
> HI all: I see on the BoeBot, Parallax uses small IR sensors, about the
> size
> of an LED.
> Where are these small sensors sold? I cannot use the larger tincan style
> IR
> sensor for my application.
>
> Sincerely
> Kerry
> Admin@M...
> WWW server hosting [url=Http://mntnweb.com]Http://mntnweb.com[/url]
> Kerry Barlow
> p.o. box 21
> kirkwood ny
> 13795
>
>
>
>
>
>
> Your use of Yahoo! Groups is subject to
> http://docs.yahoo.com/info/terms/
>
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 15
> Date: Thu, 19 Apr 2001 15:46:32 -0700
> From: "L .Gaminde" <lgaminde@t...>
> Subject: Re: Checking time
>
> Tracy ! thank you, I was hoping you would come up with something, Now I
> will look this all over for a few days ( few meaning anything from 10 to
> 300 Julian days ) and probably have some more questions.
>
> thanks again
> Larry Gaminde
>
> Tracy Allen wrote:
> >
> > >Im using a DS1302 RTC I have a program that does a number of things, I
have
> > >one function that I need to do on an interval of 30 min or greater. In
> > >writing code to check the clock I find that I have a page of if then
> > >statements.
> >
> > Hi Larry,
> >
> > I like to make a conversion to Julian date/time in the subroutine
> > that reads the real time clock. That gives a single monotonically
> > increasing number to deal with in the rest of the program. The
> > action at intervals is then simply a question of divisibility.
> > if timenumber//interval=0 then its_time_now
> >
> > In data loggers, I am using intervals that can range from 1 minute to
> > 6 hours, so I use the code:
> > julian1 = hour*60+minute
> > where hour is from 0 to 23 and minute is from 0-59, so Julian goes
> > from 0 to 1439, from midnight to 11:59pm (Be sure to use standard
> > values in the calculation, not bcd coded values.) Then you have a
> > choice of a lot of intervals that divide 1440 evenly:
> > 1,2,3,4,5,6,10,15,20,,30,60,120,180,240,360 minutes and some others.
> > Then:
> > if julian10//30=0 then do30minutestuff
> >
> > If you need seconds, you can get down to 2 second intervals, and
> > still fit it into one 16 bit word. (43200 2-second intervals in a
> > day) 10 minute intervals will carry you for a year in one 16 bit
> > word. (52560 10 minute intervals in a leap year).
> >
> > A BASIC Stamp formula for day of year (0 to 364 or 365) given YY
> > (year) MM (month) and DD (day) is:
> > JD=MM-1*30+(MM/9+MM/2)-(MM max 3/3*(YY//4 max 1 +1))+ DD
> > For explanation see,
> > http://www.emesys.com/BS2math4.htm#JulianDate
> >
> > Then to resolve to 10 minute intervals, take the above JD value and
> > roll in the time:
> > julian10 = (JD * 144) + (hour*6) + (minute/10)
> > This julian10 value should be updated every time the program reads
> > the clock, and it has a new value for every 10 minutes in the current
> > year.
> >
> > If you need to set an alarm for a specific time in the future, run
> > the future date/time through the above formula to get one number,
> > then check for equality.
> > if alarm=julian10 then doAlarm
> >
> > I hope that helps,
> >
> > -- best regards
> > Thomas Tracy Allen PhD
> > electronically monitored ecosystems
> > http://www.emesystems.com
> > mailto:tracy@e...
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 16
> Date: Thu, 19 Apr 2001 17:01:21 -0700
> From: Roger Edberg <postmaster@i...>
> Subject: Re: Stepper motor
>
>
>
> [noparse][[/noparse]This message is not in displayable format]
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 17
> Date: Thu, 19 Apr 2001 18:33:57 -0700
> From: Mike Hardwick <decade@w...>
> Subject: Re: multiple LTC1298
>
> Any particular reason you don't want to use 8-channel ADCs such as
LTC1290,
> LTC1294, etc?
>
> >I would like to use multiple LTC1298 ADC's with one BS2. I am thinking I
> only would need one additional line for each extra ADC I add. Is there any
> problems with doing something like this? I want to use two right now, but
> will eventualy have 3. I am not so hot with code for adding devices,
mostly
> I use code snippets I find and start working my way thru them. Any info or
> insights would be most appreciated.<
>
> Mike Hardwick, for Decade Engineering -- <http://www.decadenet.com>
> Manufacturer of the famous BOB-II Serial Video Text Display Module!
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 18
> Date: Thu, 19 Apr 2001 09:11:46 +0200
> From: "Pieter-Jan van Diepen" <diepenpj@h...>
> Subject: sounds
>
> If you're searching for sounds then a possibility could be to search for
> ringtones for a mobile phone, differnt times i saw tunes that could be
used
> by a bs2
>
>
> _________________________________________________________________________
> Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com.
>
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 19
> Date: Thu, 19 Apr 2001 20:07:03 +0800
> From: "S Parkis" <parkiss@e...>
> Subject: Re: Checking time
>
> I think this will do what you're after:
>
> task_done VAR BIT
> task_time VAR BYTE
> task_interval CON 30 ' or whatever
>
> [noparse][[/noparse] get min ]
> IF min >= task_time THEN checkTask
> task_done = 0
> GOTO continue
>
> checkTask:
> IF task_done = 1 THEN continue
> [noparse][[/noparse] do task ]
> task_done = 1
> task_time = task_time + task_interval // 60
>
> continue:
>
>
> Regards,
>
> Steve
>
>
> ________________________________________________________________________
> ________________________________________________________________________
>
> Message: 20
> Date: Thu, 19 Apr 2001 23:25:15 EDT
> From: electronguy@a...
> Subject: Re: multiple LTC1298
>
> In a message dated 4/19/01 7:19:17 PM Pacific Daylight Time,
> decade@w... writes:
>
>
> > Any particular reason you don't want to use 8-channel ADCs such as
LTC1290,
> > LTC1294, etc?
> >
> >
>
> I would definitly go that route in the future. On this project I have
already
> had 6 boards made and they are to accomodate the ltc 1298, what happened
was
> all of a sudden I found out I needed a bunch more ADC inputs then i had
> counted on. This project has become a nightmare, I told my dad I could
have
> some equipment made for the company he works for, now the deadline is here
> and I still am trying to get the first prototype finished. I have not
slept
> comfortably in weeks [noparse]:([/noparse]
> I am hoping on trying out the prototype tonight, so far there has been all
> sorts of things going wrong. I screwed up on a few of boards and had to
slice
> and jump traces. there are portions that I have not even tryed out yet.
The
> fun just never stops [noparse];)[/noparse]
>
> back to work for me
>
>
>
> [noparse][[/noparse]This message contained attachments]
>
>
>
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