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    What Is List In Program

    Hello This code is source file of list. generally List means the number of items. I want to understand what is use of this program ? why do we need this source file ? #include <stdlib.h> #include "FreeRTOS.h" #include "list.h" void vListInitialise( xList * const pxList ) { /* The list...
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    How to find out delay time for ISR

    Hello If Interrupt service routine run 200 per seconds how to calculate timer higher value TH0 and timer lower value TL0 v ? #include<reg51.h> /*AT89c51*/ sbit led1 = P1^0; //LED connected to P0 of port 1 sbit led2 = P1^1; //LED connected to P1 of port 1 void timer(void)...
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    function to send data

    Hello I need help to understand this function. This function is use to send 8 bit serial data (8051 MCU, embedded c, I2C) unsigned char I2CSend(unsigned char Data) { unsigned char i, ack_bit; for (i = 0; i < 8; i++) { if ((Data & 0x80) == 0) SDA = 0; else...
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    Switch button reading function

    Hello Everyone I want to learn keypad interfacing programming. I am starting with very simple example. suppose keypad is made by arranging four push button. Than I have to find out which one switch has been pressed and how many time it has been pressed. how do we read the inputs of four...
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    How to use switch statement

    How to use switch statement in C program. I want to use switch statement in program. I am using keil compiler I tried to use switch statement in program. whats wrong in program and how to correct ? blink three LED's for different times #include<reg51.h> //header file #define LED1_ON...
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    while(1) statement

    Hello I need help to use of while(1) statement in C programming. Look at following example #include <REG51.h> #define LED P2 #define LED_ON 0xff #define LED_OFF 0x00 void delay (unsigned int j) { unsigned int j; for (j = 0; j < 40000; j++); { } } void...
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    Need Help In Program

    Hello everyone I want to write C program to do following task. first blink LED, If LED is blinking than do task for motor start, forward , backword , stop if motor is working , display message '' motor working " on LCD I have written program individually for each task Now I want to combine all...
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    what is kernel development in operating system?

    Hello everyone by the definition I understand that kernel is center core of operating system that provide basic service to operating system and decide when and how long program should be run on system... I know real time operating system made of several lines of code.. whole RTOSprogram...
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    Embedded Project In Linux

    Hello Everyone I have installed ubuntu in my PC. I want to develop embedded project under Linux operating system. I have been developed embedded project under windows based operating system. I have heard that most of companies develop their project on Linux for security purpose . so that's why I...
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    development of framework for microcontroller?

    hello I am confused on framework development for microcontroller. I did google search and by doing some study. I found that it is program we develop for microcontroller, that is written in language (c programming ). without framework program we can't program microcontroller on PC. but my...
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    design of RTOS using few features

    Hello everyone I have question in mind. is it possible to develop RTOS program for microcontroller using some features. suppose I want use only kernel, multitasking and scheduling to develop RTOS Program. I have seen whole program of RTOS is very complex. so that's why I want to understand...
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    Task function in program

    Hello I was reading document , there was topic Task function with part of program. its related to RTOS program. int main ( void ) { vInitSystem();// Initialization of peripherals while(1) // Infinitive function calling loop { vTask1(); // Calling task function named vTask1 vTask2(); //...
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    what is difference between windows server 2012 and windows 8 os ?

    Hello everyone what is difference between windows server 2012 and windows 8 opeting system. I am using window 8.1 pro operating system. I just want to know how is windows server are different from windows 8.1. what is use of windows server 2012 ?
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    which part of code show kernel

    Hello everyone I was reading this link https://teknoman117.wordpress.com/2012/06/13/simple-avr-rtos-c-version-2/ there is program for real time operating system. I don't know which part of program is kernel and which part of program is scheduling. can someone tell me which piece of code show...
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    network switch in networking ?

    Hello what is use of switch in computer networking. I think Ethernet cable is use to connect two PCs and network switch connect two or more PCs so that they can access each other. I think PC0 and PC1 can not share file with other PCs because they are not connected with switch
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    does 8051 support for RTOS ?

    Hello I have done some project with P89v51rd2 microcontroller. I am familiar with Keil compiler. I just want to develop RTOS. Is it possible to implement RTOS in P89V51RD2 controller(8051)? I did google search i think 8051 support for RTOS. can someone tell me what feature should have in...
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    Exponentials function and equations

    Hello Exponential function is used to represent growth and decay What will expression for i(t) Does i(t) and f(t) are same thing, change of current over time?
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    Usb to 232 driver problem

    Hello I want to interface 8051developement board with laptop using serial cable. I have acer laptop with Windows 8.1.I have Taiwan made cable with CD.Driver is not working for Windows 8.1. I have tried lot of driver but nothing works I have tested cable with Windows 7. It works fine.Please...
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    rms value of current

    Hello Please look at this calculation I I don't understand why my answer is wrong. Correct answer is I rms =0.3535a and Iavg = 3.185A
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    voltage and current relationship for capacitor?

    Hello I need help to understand some basic. Suppose Capacitor is connected across DC supply. How to find out increase or decrease voltage across capacitor at particular time From the reading it is found that the voltage of capacitor change over the time. Voltage increase or decrease over...
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