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Recent content by devendra_devgupta

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    Standard Graphical LCD

    Hello friends Can you tell me which is the most commonly used standard graphical LCD. For example which have same pin outs, same graphics controller, same size and resolution manufactured by most of the manufacturers. There are many LCD available but which one is standard for example oriole LCD...
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    quality factor of a decoupling capacitor at 1MHz

    decoupling capacitor hi friends what should be the quality factor of a decoupling capacitor at 1MHz
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    Dymanic programming using IAP

    Hi friends Can we do dynamic prgramming of a controller using IAP. Suppose we need to create some menu dynamically on the LCD
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    Customized HMI development

    Friends i am still waiting for your response if you have any question please ask
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    Customized HMI development

    HI friends I have been using 3rd party HMI for my rapid embedded development. The party from where i purchased HMI provides me the HMI hardware and its frontend. I used to design screen and specify screen tasks on the front end and then download it into HMI hardware through serial/USB port...
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    Making our own JTAG based programming device for ARM

    Hello friends I have been working on ARM from last 2 years, Till now what i have done only includes its peripherels and now it's time to get into the core. So i decided to make a thing which not only makes our interest of having more and more knowledge but also removes a basic problem of not...
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    Timer interrupt- what happens if the routine takes more

    Timer interrupt Thanx and sorry for late reply Added after 5 minutes: but tell me one thing that if i clear the interrupt at the end of interrupt routine don't you think that the timer counter will also get reset and i will lost the time during which i am in the ISR say if i am executing...
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    Timer interrupt- what happens if the routine takes more

    Timer interrupt Hello friends I am using 10ms timer interrupt, Can any body tell me what happens if the routine written in the timer interrupt takes more than 10ms, system crash, interrupt within interrupt, or interrupt disabled or nothing, i m using LPC2366 plz help me Thax in advance
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    Help on Timer Interrupt

    How it is taken care off. I wrote a statement while(1); in timer interrupt than checked for if timer interrupt reoccurs wihin the interrupt. But this does not occued and the program stucked over while(1); this means timer automatically get disabled when i enter interrupt routine.
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    Help on Timer Interrupt

    Hello Friends I am using ARM LPC2366 I am using a timer interrupt of 10 milli seconds. Thats working very fine. But i am confused about a particular thing: When interrupt occurs i call a function which runs for arround 5 milliseconds.I need to know that does timer interrupt is disabled when...
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    Rounding off float problem!! PLZ HELP

    Hello friends While doing some coding i have been suffering from a great challenge of rounding off a floating variable for example 1) 8916.23999 -> 8916.24000 simillarly 2) 160.59999 -> 160.6000 etc..... Plz provide me C code and algorithm if you have for the above conversion. and if not...
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    Open Source RTOS for microcontrollers

    Open Source RTOS ? What you people think of Linux??
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    float to whole number conversion

    whole number conversion Hello friends I am in a problem of converting a float value to whole number for example i want to convert 1.2 to 12 or 56.356 to 56356 in general xyz.pqrs to xyzpqrs Can any one give me procedure to do this Please help me Thanx in advance Waiting........
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    Non-aligned Access: Thumb Instruction on ARM LPC2214 help

    Hi, First thing seems wrong in your code to me is you are calling UART routine from interrupt which is a millisecond interrupt. Think that you are in the UART function and again interrupt occurs. This will mess up the stack and uart routine. second thing is that you need to do some thing (clear...
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    KEIL's ARM Assembly code??

    Dear friends, I have done a lot of programming in C for ARM. Can any one give me some basic assembly code examples for LPC2366 or any other ARM controller. I have serched on net but everywhere C,C and C. I need assembly code since i have to figure out some basic things about ARM. I have tried...

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