DS1820 Based High Precision Temperature Indicator

31 Mar 2010 by arul, 25 Comments »

This project is an High precision digital thermometer which indicates the temperature on the seven segment display. It has an resolution of 0.06deg.
The 1 wire temperature sensor IC from Maxim semiconductors is used as the sensor. The DS18S20 Digital Thermometer provides 9“bit centigrade temperature measurements and has an alarm function with nonvolatile user-programmable upper and lower trigger points. The DS18S20 communicates over a 1-wire bus that by definition requires only one data line (and ground) for communication with a central microprocessor. It has an operating temperature range of “55°C to +125°C”.
In this project the negative temperatures are not taken so that it will display the temperature from 0deg to 99.9deg.

1.circuit diagram(click on image to enlarge)

2.To get PCB design click here

For further code please leave comment or contact us…

25 Comments

  1. [...] Tester for 74 seriesDigital Visitor Counter (AT89C2051)DS1620 Based Temperature Controller (AT89S52)DS1820 Based High Precision Temperature Indicator RSS « Form & Field level [...]

  2. Batsaikhan says:

    Hi, i interested your DS1820 Based High Precision Temperature Indicator project.

    Your created circuit very correctly

    Please give me asm code.

    Please send me reply e-mail.

    Batsaikhan Ganbat

  3. Batsaikhan says:

    Hi, i interested your DS1820 Based High Precision Temperature Indicator project.

    Your created circuit very correctly

    Please give me asm code.

    Please send me reply e-mail.

  4. dRAGANm says:

    PLEASE ,

    SEND ME ASSEMBLER
    CODE FOR DS1820 Based High Precision Temperature Indicator

    • Arul says:

      its has been sent to ur mail ID so check it….and sorry for delay

    • kalaiarasan says:

      i have selected to do this project so please you can send th detail information,source code and mainapplications.please i requested to you and i am waiting for your details.so send me soon itsvery urgent.

  5. electronic boy says:

    please send me this project’s assembler and C++ programm please please please please please. my E-mail:BBcom.magnai@yahoo.com and BBcom.magnai@gmail.com please send me the code

  6. electronic boy says:

    please send me this project’s hex file. please

  7. electronic boy says:

    please send me this project’s hex file. please please please please please please

  8. e-boy says:

    please sent me this project’s hex file please please

  9. e-girl says:

    hi admin, please sent me this project’s hex file pls pls pls pls

  10. I am the first time on this site and am really enthusiastic about and so many good articles. I think it’s just very good.
    Always yours Mr. Cialis

  11. Will says:

    Would you please send me your code for the DS1820 in assembler ( I normally code for AVR )

    Thanks

  12. Tuslyerossy says:

    hi all my best world !!!

  13. admin says:

    you will receive the code soon ..

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  15. hey, I’m unable to subscribe for the RSS feed. Can you aid or do you know why? thanks for ones info.

    • papamaci says:

      Hi, i interested your DS1820 Based High Precision Temperature Indicator project.
      Please send me this project’s assembler and C++ programm.
      Thanks!

  16. ask says:

    Thank you for the entry. I just about passed your site up in

  17. Erika Mina says:

    hello,can you give me the hex file of automatic room light controller with visitor counter..pls..tnx,

  18. Rade says:

    please send me this project’s hex file. please

  19. KASHII says:

    Would you please send me your code for the DS1620 Based Temperature Controller (AT89S52)

  20. ruby five says:

    hello,
    can someone send the code in C + +?
    Please send me this project’s assembler and C++ programm.
    thank you

  21. Anjali Sharma says:

    hi..can somebody please send me AT89C2051 based temperature indicator’s assembler and C++ program..i need it urgently..

    Thank You

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