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  1. Thread: watchdog timer

    by amindzo
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    watchdog timer

    Hi, in my program i have some loops that the program should stock in these loops until something happens, sometimes we have some errors from sensors and the program stock in these loops for a long...
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    yes, i can do this with timer and interrupt but...

    yes, i can do this with timer and interrupt but first of all i want to know how can i do this with pwm mode? i want to make pulses and at the same time my program should measure the battery voltage...
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    PWM in PIC16F873A

    Hi, I want to make a circuit that charge a lead acid battery in the day with solar cell and in the night it turning on and off some LED's. This pulse should work all the night when my program measure...
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    i couldn't find a 12v 7.2Ah Ni-MH or Ni-Cd...

    i couldn't find a 12v 7.2Ah Ni-MH or Ni-Cd battery, i think with this Ah i should use Lead Acid ones or is there a special battery for solar cells? i want to use this battery charger for LED traffic...
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    Hi, i designed this battery charger for one of my...

    Hi, i designed this battery charger for one of my project but it's a simple one and it's not a smart and good one. i need a smart and advanced battery charger that charges the batteries very well and...
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    Smart battery charger with PIC16F877A

    Hi, i want to charge a 12v, 7.2Ah battery with PIC16F877A. I need a smart battery charger. i use picbasic pro 2.5b.could you help me with this?
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    5,892

    thanks for your guide but i have another problem,...

    thanks for your guide but i have another problem, my CPU and my windows is 64 bit. i should use windows xp mode in windows 7.
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    Picbasic pro on windows7

    Hi, i have installed picbasic pro ver 2.5 on windows 7 but when i want to compile my bas files there is an error that says "source file is read only", what is the problem and what should i do? but...
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    i have copied that code to picbsic pro 2.5 but it...

    i have copied that code to picbsic pro 2.5 but it has some errors in compiling.
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    thanks, i will study it but i'm not good in...

    thanks, i will study it but i'm not good in assembly.
  11. Replies
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    could you explain more about graphic LCD? what is...

    could you explain more about graphic LCD? what is X,Y and Z address? how can i write on LCD? how can i make custom fonts on LCD?
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    A Checksum Algorithm

    Hi,i want to connect two pic microcontrollers (PIC16F873A and PIC16F877A) with serial communication (with serin and serout instructions).there is a long distance between them (40 meter at least).i...
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    Hi again,imagine that i want to write "A" on this...

    Hi again,imagine that i want to write "A" on this LCD,could you send me a sample code with picbasic pro that help me to know how can i work with this LCD?
  14. my problem is a good algorithm.i can convert the...

    my problem is a good algorithm.i can convert the algorithm to picbasic easily.
  15. it's not a modern system.the water pour on the...

    it's not a modern system.the water pour on the pads and big fans on the other side of the saloon pull the air and flow of the air make an approximately constant temperature and humidity in...
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    can i use your link?(...

    can i use your link?( http://circuit-ed.com/uplds/GDM12864B.pdf) to work with my LCD?
    because i can't find complete datasheet of my LCD that explain everything to tell me how can i make fonts and...
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    could you explain more about the controllers that...

    could you explain more about the controllers that you said about LCD's?
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    i found another one,what about this?...

    i found another one,what about this?
    http://www.electro-tech-online.com/attachments/micro-controllers/23557d1226073317-graphic-lcd-picbasic-pro-12864_datasheet.pdf
  19. thanks but it is very simple with your algorithm...

    thanks but it is very simple with your algorithm fans and heaters turning on and off frequently and it will damage them so i think i should exert a margin for example for 1 degree.((setpoint+1) and...
  20. i just want a simple and utility algorithm,for...

    i just want a simple and utility algorithm,for example with conditional causes:

    IF (real_temp)<((temp_value)-1) then

    turn on heaters
    ............
    ............
    ENDIF

    for controlling, i...
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    Hi, i think this pdf file is very useful for...

    Hi, i think this pdf file is very useful for me,do you think so or u have something better than this?
    http://www.picbasic.it/it/CRN-12864C.pdf
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    This is a 20 pin LCD from TECHSTAR company.

    This is a 20 pin LCD from TECHSTAR company.
  23. An algorithm for controlling temperature and humidity of greenhouse and aviculture

    Hi, i want to control the humidity and temperature of the greenhouse and aviculture,so i need a good and simple algorithm,I use SHT75 (a digital temperature and humidity sensor for measuring...
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    I can not find the complete datasheet of the...

    I can not find the complete datasheet of the LCD.could you send me a PDF file or website that can help me with graphic LCD in PICBasic(PIC projects with graphic LCD)?
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    Graphic LCD with PICbasic pro

    Hi,i want to learn how can i write on graphic LCD? How can i make custom characters? How can i make new fonts in other languages? This is may first time. I bought TS12864A-2 v1.1 graphic LCD.I use...
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