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Type: Posts; User: jit_singh_tara

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  1. [SOLVED]Closed: Re: Sending data from pic microcontroller to web server using ethernet.....

    Thanks FVm , I tried to implement the application using arduino uno and Wiznet ethernet shield.It ran successfully.

    But my concern is to run the same using pic microcontroller and wiznet w5500...
  2. [SOLVED]Closed: Re: Sending data from pic microcontroller to web server using ethernet.....

    Thx dear ,
    Since I m not much familiar with Networking ,I will share my hardware setup detail with you.Can you please suggest what is the best approach.
    MCU ---> enc28j60 --> lan cable ---->...
  3. [SOLVED]Closed: Sending data from pic microcontroller to web server using ethernet.....

    Hello Friends , i have to design a system where i need to send data ( some voltages , status of some pins of mcu) via ethernet using ENC28J60 to a web hosting server's database table .

    DATA ->...
  4. Closed: Re: Gprs modem and AT+ HTTP GET REQUEST?

    Well friends ,

    I had a work around for the issue .

    Earlier I was reading the entire table of the data base , so it was causing the delay as the table was filling up with more and more...
  5. Closed: Gprs modem and AT+ HTTP GET REQUEST?

    Hello Friends ,

    I have a query .

    I need to send data from microcontroller to gsm modem which sends data to a web server.

    Now I m sending the following command:...
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    Closed: Re: Multi. Microcontroller design

    Dear friend, May be you are not able to understand the problem. I m very clear about the issue and have received a reply also regarding the same. So please don't judge others if you are not able to...
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    Closed: Multi. Microcontroller design

    Hi friends,
    I am working on an application where there are 2 pcb boards.

    Board 1 is doing a critical task so it can't be used for user defined settings via lcd and switches.

    Board 2 is...
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    Closed: Re: PIC24 cm reset error

    SO i am able to see which trap is happening using ISR in the debugging mode . Now do i have to run the program step by step to see on which statement it is happening and then change it .

    Please...
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    Closed: Re: Microcontroller reset reason

    Ok i have managed to enable the ISR for the traps . But that is working in debug mode ......How can we make use of it to identify which code statement is making problem in case of address trap.
  10. Replies
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    Closed: Re: Microcontroller reset reason

    hi , Can you suggest how to write ISR for the common traps (stack overflow, address, math error, illegal instruction) . Need syntax for the same.
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    Closed: Re: PIC24 cm reset error

    hi i wENT THROUGH RCON STATUS , and found that RCON.F15 is the real cause of the reset. Though i am getting RCON.F0 = 1,RCON.F1 = 1 also on POR. But since i WAS MAKING RCON = 0 after reading it on...
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    Closed: Re: PIC24 cm reset error

    I am using mikroc pro compiler for dspic/pic24.So far i am reading RCON register on Power on reset.I have enabled RCON read on power on and show on LCD .so IT READS 32768 whenever mcu resets because...
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    Closed: Re: PIC24 cm reset error

    Hi friends ,

    Getting TRAP CONFLICT ERROR on reading RCON .I want to know how to resolve this .PLease share trap service routine for oscillator fail, address trap , stack error trap , math...
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    Closed: PIC24 cm reset error

    Dear Friends ,

    I am trying to convert a code from PIC18 TO PIC24(PIC24FGA1024GA610).....i AM facing Configuration Word Mismatch reset issue when reading on POWER ON the " RCON " rEGISTER.

    I...
  15. Closed: Re: Reading ade7758 registers for vrms , irms ,active energy kwh ?

    Well Now iam able to read registers properly...Apologise for the confusing details given earlier. Actuall my spi communication read on dout pin was not proper.



    Now I am reading AVRMS register...
  16. Closed: Re: Reading ade7758 registers for vrms , irms ,active energy kwh ?

    Well figured out one problem :

    My set up is like this : uc(3.3V) ----- DIgital isolator ADUM2402--------ADE7758(Energy meter Ic).

    When i power ADE7758 with 3.3 V it is displaying correct...
  17. Closed: Re: Reading ade7758 registers for vrms , irms ,active energy kwh ?

    hi ,

    As discussed sharing the standard circuit diagram of the datasheet.
    148065

    Well i have connectes all the 3 phases only.
    Reading AVRMS register.The image of sclk and dout interface on...
  18. Closed: Re: Reading ade7758 registers for vrms , irms ,active energy kwh ?

    HI Andre,
    I will. Share the details of my setup and coding part, scope images tomorrow.

    In the meantime plz clarify my doubt.
    1. Does AVRMS, BVRMS, CVRMS Registers store the Rms value of...
  19. Closed: Re: Reading ade7758 registers for vrms , irms ,active energy kwh ?

    Hi Thx, I will. Be posting the scope pictures, code, schematic day after tomorrow on reaching workplace.

    Well I would like to update that I was able to read the temp register . It was changing...
  20. Closed: Re: Reading ade7758 registers for vrms , irms ,active energy kwh ?

    Hi am able to. Establish communication spi. But I m a not sure how to read the AVRMS, BVRMS, CVRMS Registers.... And when to read them....

    I tried to read them on power on, getting 32767 as...
  21. Closed: Reading ade7758 registers for vrms , irms ,active energy kwh ?

    Hi friends ,

    I am reading AVRMS register directly.The values are increasing as follows :

    I am using Variac to increase/decrease AC voltage magnitude.
    Low -----------> High Voltage AC ....
  22. Closed: Three phase energy measurement.......

    Dear Friends ,

    I need to measure 3 phase Vrms , Irms ,Energy(kwh) .

    Please suggest me a suitable setup to measure the same using a microcontroller .:

    Following are the features required:...
  23. Closed: TCP Connection over GPRS using SIM900 and AT Commands

    Dear Friends,

    I am using sim900 modem to transfer data to a server using at commands .
    I am establishing TCP CONNECTION USING at Commands.
    The connection does establishes but gets closed...
  24. Closed: Sending data to mysql table using http post method and reading on php file......

    Dear Friends ,

    i HAVE AN APPLICATION WHERE I HAVE TO SEND 300 character string to a table in mysql on my web server.....from a gprs modem using microcontroller.

    Using AT+HTTP COMMANDS.
    ...
  25. Closed: putting char or int data in string......

    Dear friends ,

    I need to put some variables (unsigned char , unsigned int , unsigned long int ) type into a string which i will transmit via uart.

    For example :

    if a(unsigned int) =...
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