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  1. Hi Alain, Thanks for your help. It turns out that...

    Hi Alain, Thanks for your help. It turns out that the main reason I cant get it to go faster seems to be the time it needs to carry out the analog to digital conversions if I took out the get ADCloop...
  2. how do I speed up an existing pic18f2525 program ?

    Hi there, I am trying to get my existing program that outputs 2-3 readings per second of serial data at 19200 at an internal clock frequency of 8Mhz. If I increase the clock frequency to 25Mhz by...
  3. Thread: U2 programing

    by J_norrie
    Replies
    1
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    3,032

    Silly Me

    Hi Guys, Sorry about this but I put connected to the wrong header on the Remote Chip holder.

    Thanks again and please excuse my supidity.
  4. Thread: U2 programing

    by J_norrie
    Replies
    1
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    3,032

    U2 programing

    Hi there, Everyone I dont know if this is the correct spot for this query but I hope someone can help.
    I reacently purchased a melabs U2 programmer but cnt seem to get it to work.
    I select a...
  5. Replies
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    3,151

    18F2525 issues

    thanks Dave, I will give it a try, under pressure at the moment but I will let you know if it worked.

    many thanks again
    john
  6. Replies
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    3,151

    Still no Joy

    Hi there,

    I have tried the code on a 18f2220 but still the same problem. I tried using DEBUGIN but still the same. Is it to do with the settings of the Hardware UART?, I am not actually sending...
  7. Replies
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    3,151

    More Information

    Hi again I hope someone will look at this post and help me with my problem. I have reduced the code to a minimum but it still runs for about a minute then crashes.

    Any help most wecome
    thanks...
  8. Replies
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    3,151

    serin with pic18f2525

    Hi everyone hope you can help me.
    I have been updating a pic 16f876A program to run on a 18F2525 @8 MHz
    header details are
    'pic18f2525
    DEFINE OSC 8
    OSCCON = %11111111

    DEFINE LOADER_USED 1 '...
  9. Replies
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    6,361

    mm5451 improvement

    Thanks Sayzer once again for your assistance.

    cheers john
  10. Replies
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    6,361

    MM5451 35way LED driver example

    Hi There, I hope this example proves to be helpful to someone. I know that this forum has helped me a lot, and I offer this example in way of a thank you.

    I use this to drive a 5 by seven...
  11. Replies
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    4,033

    Power supply problems

    Hi there I have always used an isolated DC supply to power microprocessor stuff, because of the same spike problems. Fit a small DC to DC convertor in between your PSU and the PIC board something...
  12. Replies
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    3,089

    Setting up the oscillator

    Hi there everyone, I have a problem setting up the external oscillator on the following pics
    16f876a and the 18f2220

    I have programmed both with the same simple counter led display program.
    i...
  13. Replies
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    7,075

    LTC1453 DAC Setup

    Just an additional note I used the LTC1453 DAC and it was easy to use and worked great I used it to drive an analog devices 4-20mA convertor chip.

    hope this is of some use to somebody.

    thanks...
  14. AP1200 serial printer

    hi again yes i am using serial out as follows
    printoutB:
    gosub GetBin
    gosub year10
    SEROUT PortC.6,T9600,[printit,"k =",#peak,"0 ftlbs",13,10]

    pause 100: return

    any...
  15. Ap1200 Printer

    Hi I have found that if I power up the PIC ten send data to the printer and then switch on the printer then everything from then on is fine. I was actually trying tio clear the pic serial output...
  16. how do you clear the serial buffer at power up?

    Hi there, I am using a pic18f4523 and using it to print to a panel printer via serial the serial port and a ST202RCN rs232 driver at 9600 baud. When I initially switch the unit the printer starts up...
  17. Pic reseting when switching mains current with relay

    Hi, There if ever I have to switch high current devices I always use an isolated supply on the pic side and a opto coupled darlington transistor to drive the power relay. This I think would solve...
  18. Replies
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    Originally Posted by J_norrie View Post

    Thanks Dave and Alain, I wil look them up and hopefully get a suitable part.
    cheers and thanks again
    John
  19. Replies
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    Using DAC's with pics

    Hello there,

    Has any one used a 12 to 16 bit DAC with a Pic, using pic basic ? and if so which would you recommend.

    You have all been a great help since I began using pic basic in October last...
  20. Replies
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    5,208

    Thanking you all again

    Thanks for the help I will get one and try it and let you know how I get on.
    I seems a good single chip solution to high resolution transducer logging etc.

    great help

    get back to you soon
    ...
  21. Replies
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    5,208

    18f4523 support ?

    I am interested in using this IC with its built in 12 bit AD but does picbasic pro support it?

    thanks in advance.

    This site has helped me a lot since I purchased picbasic pro in October I have...
  22. Replies
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    Thanks again Guy's got the clock working fine...

    Thanks again Guy's got the clock working fine writing and reading from the RTC chip.
  23. Replies
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    good point I what is the best way to convert it...

    good point I what is the best way to convert it Hours = #Hours ?
    would that work?

    I apologise for my ignorance but I have just started with picbasic pro.

    kind regards John
  24. Replies
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    Working with indivividual bytes of an array

    I am writing this routine in picbsic pro to set a variable say Hours and then send it as part of a array of time and date variables to a 1307 RTC chip.

    I domt seem to get it to work If I allocate...
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    hi sougata, I dont have any particular in mind,...

    hi sougata, I dont have any particular in mind, except that the sample rate is better than 50 sps for two channels and it is a DIP package. The input voltage can be anything between 0-10mV to...
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