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Questions tagged [keil]

Keil IDE and compiler tools for ARM and other embedded microcontrollers. This includes: ARM Development Tools C166 Development Tools C51 Development Tools C251 Development Tools Debug Adapters Evaluation Boards

Keil IDE and compiler tools for ARM and other embedded microcontrollers.

The Keil IDE includes:

  • ARM Development Tools
  • C166 Development Tools
  • C51 Development Tools
  • C251 Development Tools
  • Debug Adapters
  • Evaluation Boards

More information is available at http://www.keil.com/

818 questions
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Keil / Nucleo - 'unknown type name' despite type being defines (I think)

Im trying to generate analog signal with Nucleo RF411, started with https://developer.mbed.org/handbook/AnalogIn demo (I wanna use ADC to check if/how DCA is working), AnalogIn seems to be working just fine - Im getting some data. But I can't seem…
Benji
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32 bit limitation of MUL in ARM Assembly

In ARM Assembly each register can contain 32 bits/1 word of information stored in it. That's why when you try to store a value larger than 255 it gives you an error However, the MUL instruction seems to not have this limitation. You can multiply two…
Karen Shawn
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C is ignoring byte assignment?

Im doing something wrong. This is the piece of code from ARM code (Keil5 IDE): uint8_t * at_ss_data = (uint8_t *)("\n\rAT$SS=AA AA\n\r"); at_ss_data[12] = 0; but the 12th index (the last A) does not change in the variable when the code is pushed…
MarcelH
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gcc can compile with object file compiled from keil-arm compiler?

project chip : nordic nrf51822 256KB NRF51 SDK version : 6.1 I'm converting my project to OSX GNU from windows keil because of license problem. There is some .o files made by keil-arm complier in my previous project. and I don't have those c…
Joe Munkyung
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How to convert Decimal value to Hexadecimal value then extract the specific value in C language oe Embedded C?

I need to set input value as decimal int data = 2000; and then, output as hexadecimal string or char format: hexValue = 0x7D0; then need to extract the value in following format: char hexdata[]= {0x07, 0xD0}; How can this be achieved by writing…
Farhan
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Why do I get this warning?

I'm trying to write this program: #include "stm32f10x.h" #include "ILI9325.h" /* Private functions ---------------------------------------------------------*/ /******************************************************************************* *…
Roh
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Compare Char[] with String in C "Embedded"

I try to create two function to split string become 2 part , the first function i want to get string "Mode 1", from serial port when RX_IN_CHR_UART variable, filled data like "Mode 1 34", and the second function i want to get the "34" this…
Adhy
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