• fault

    haramash zambawi
    haramash zambawi

    when the function Close_All_Sokets is made the processor locks.

    #include <sokets.h> is the first line in permutation.c but it also fails if i put it anywhere else.

    has anyone seen a problem or fault before?

    • over 10 years ago
    • Software Tools
    • Keil forum
  • how to control gsm modem using microcontroller 89s52

    Ajay Verma
    Ajay Verma

     hi...i m using 89s52 microcontroller to control the gsm modem.i m using simcom 300 gsm modem with RS232 port. My problem is that i don't knw how to control the gsm modem using microcontroller....although i read many of the threads but i didn't get satisfactory…

    • over 10 years ago
    • Software Tools
    • Keil forum
  • I2C connecting to 8051

    poonam kothur
    poonam kothur

    I want to connect more than one peripherals to 8051 through I2C.can anybody help me regarding code
    thank u

    • over 11 years ago
    • Software Tools
    • Keil forum
  • void main() {}

    poonam kothur
    poonam kothur

    I want to connect more than one peripherals to 8051 usind I2C.Can any body help me regarding code

    • over 11 years ago
    • Software Tools
    • Keil forum
  • MCB251 board non-operation

    Bill Ogilvie
    Bill Ogilvie

    I have used Keil tools before with a TI micro and never had the problems I'm seeing now. We received a MCB251 board this week and swapped out the 80251 chip for an Atmel AT89C51RD2. On powerup no LED action. Installing a SIEMENS 80C32 or Phillips 87C51RA…

    • over 11 years ago
    • Software Tools
    • Keil forum
  • Want help in Programming in Assembly

    Muhammad Haris
    Muhammad Haris

    Hi,
    i want an Assembly language program for my project of home security system in which iam using 89c51 microcontroller. the task in which iam facing the problem is that i am using IR based communication so i want an indication whenever anyone crosses…

    • over 10 years ago
    • Software Tools
    • Keil forum
  • serial communication between rtc and 8051

    siva dinesh
    siva dinesh

    sir, i am tyring to communicate rtc and 8051. But my code is not working properly. can u send me the source code

    • over 10 years ago
    • Software Tools
    • Keil forum
  • Calling assembly function from C

    John Alcas
    John Alcas

    I am working on a project that has multiple C files and an assembly file. A function in one of the C files is calling an assembly subroutine.

    The project compiles fine but linking produces the following error:
    *** ERROR L127: UNRESOLVED EXTERNAL SYMBOL…

    • over 10 years ago
    • Software Tools
    • Keil forum
  • uvision 2 problem

    Mark Yukob
    Mark Yukob

    Sometimes, not allways, but sometimes, only with certain projects, after a find in files the double click, to jump to the result, has no effect. I mean the cursor in the editor does not move. no new source file opens, nothing. Anyone know the fix?

    • over 11 years ago
    • Software Tools
    • Keil forum
  • get the memory value on memory write trigger, how to avoid recursions

    bosch xu
    bosch xu

    I have the following setwatches:

    Agsi.SetWatchOnMemory(addr, addr, check_data_write, AGSIWRITE); Agsi.SetWatchOnMemory(addr, addr, check_data_read, AGSIREAD);

    What I try to do is to trigger different functions when micro write / read to a memory…

    • over 10 years ago
    • Software Tools
    • Keil forum
  • plz plz

    jovica yes
    jovica yes

    i wanted to control a devices like fan or light, using mcu and the signal will be receive by the mcu came from the pc ,in the serial port.......but i dont know how to prog it for serial port to detect

    plz help

    • over 10 years ago
    • Software Tools
    • Keil forum
  • Delay generation

    Ratanlal Yadav
    Ratanlal Yadav

    Hello, I would like to know how can i use delays in my program as there is no inbuilt delay for 89c2051. i want to know how can i decide delay timing when I am using 12 MHZ external crystal

    • over 11 years ago
    • Software Tools
    • Keil forum
  • priority problem

    scrungy_dolittle none
    scrungy_dolittle none

    I have a situation where code runs fine at one setting and not at anther. At issue are two timer routines.
    Both are low priority. sThey are timer 2 and timer 3 in a Silabs 040 processor. The PCA is the high priority interrupt. Timer 2 interrupt is used…

    • over 11 years ago
    • Software Tools
    • Keil forum
  • bold

    ahmad muis
    ahmad muis

    Hello

    please let me know, edit external memory AT 89c51 from
    WR and RD pin, ( schematic comunications with PC to pin RD and WR AT 89c51 ) and software please.

    thanks
    Ahmad

    • over 11 years ago
    • Software Tools
    • Keil forum
  • I need help with test code plz

    Haitham Mohamed
    Haitham Mohamed

    hello every body

    i'm working on sms remote control and i'm using at89s52
    i bought the at89s52 training kit i'm using t290i ericsson mobile it wotks well with at command but the problem is that when i write at+cmgr=1 it read the first recieved…

    • over 11 years ago
    • Software Tools
    • Keil forum
  • burner and compiler for at89s52

    Jacq Berce
    Jacq Berce

    what is burner and compiler for at89s52?

    • over 10 years ago
    • Software Tools
    • Keil forum
  • UV2 preprocessor

    Ajeesh C
    Ajeesh C

    uv2 -b "project name.uv2"
    build the project.
    Anyone knows of any switch which will invoke preprocessor option also.
    I want to create the *.I files.

    Regards,
    John

    • over 11 years ago
    • Software Tools
    • Keil forum
  • interfacing microcontroler and gprs modem

    srinivas p
    srinivas p

    hi everyone...am doing my project on microntrl based security system using gprs modem...tat s sensrs are conected to microncr and if any intrusion occurs,sms is sent2 user via gprs modem connected to micro....i finsd wid sensr and micro...could any1…

    • over 11 years ago
    • Software Tools
    • Keil forum
  • Use 251 library in C51 project?

    Andy C
    Andy C

    Hi, I have a library built for the 251 that I'd like to use in a C51 (RE2) project. Is there anyway to convert the library to C51 format? Assuming that I do not have the source code of the library.

    TIA
    Andy

    • over 11 years ago
    • Software Tools
    • Keil forum
  • Developing windows form based application in Keil

    Siddharth s
    Siddharth s

    Hi,
    I am really new to programming using keil.
    I wanted to create a windows form kind of application which takes some parameters from a user and then runs the C code present in the file based on the inputs.

    I have the C code files with me, but i am…

    • over 11 years ago
    • Software Tools
    • Keil forum
  • begnnier to prog 89c81 make hardware

    salih a
    salih a

    Dear Sir,
    I am student from college i have project from my study to programmer IC 89c51

    can please help my project i free using any language
    project with hardware too free
    like make project to run motor in two direct after 10 minutes or another project…

    • over 12 years ago
    • Software Tools
    • Keil forum
  • include lib problem

    lavan Gupta
    lavan Gupta

    hello
    m writing a .c code for 8052 philips microcontroller....while buliding it, it says dat it can't open d following files...

    #include <Philips\8xC31-51-80C51Fx-80C51Rx+.h>
    #include <standard.h>
    #include <macros31.h>

    plz tell…

    • over 12 years ago
    • Software Tools
    • Keil forum
  • HOW TO WRITE THE PROGRAM

    arun i
    arun i

    hi, i want to know how to program in assembly level language wen the LED lights has to glow continuously in these binary numbers..........there were totally 8 LED.PLEASE HELP ME

    11000010
    01100100
    00111000
    00011000
    00101100
    01000110
    10000011
    100000…

    • over 12 years ago
    • Software Tools
    • Keil forum
  • CF programming

    jhon s
    jhon s

    Hi all,
    Can any one tell how to implement search command for data search from compact flash card?

    • over 12 years ago
    • Software Tools
    • Keil forum
  • Segment in EDATA

    Milind Potdar
    Milind Potdar

    I want to make segment in EDATA, How it is possible

    • over 12 years ago
    • Software Tools
    • Keil forum
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