• Use a GLCD on uKeil and STM32F7

    stm32f746zgtx
    stm32f746zgtx

    Hello everyone, I've a question about how to use the LCD 128x64?, i tried but i can not displayed something. I'm using the STM32F746zg and uVision Keil.i'm programming through regsiter, putting 1 in to the GPIO registers. I would like that someone please…

    • Answered
    • over 1 year ago
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    • Keil forum
  • Could not stop ARM device!

    Alessandro
    Alessandro

    Hello.

    I am trying to load my code into a LPC2129 with ULINK2 and appears an error message saying: "Could not stop ARM device! Please check the JTAG cable". I tried to change the JTAG clock to 100 kHz and did not work. I tried with another ULINK2 but nothing…

    • over 1 year ago
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    • Keil forum
  • Support for std::thread and other synchronization primitives, e.g. std::mutex...

    lt72
    lt72

    I would like to know if any of the compilers/libraries for Cortex-M support the std::thread type (from the <thread> header) or if there is any plan to support that in the near future. I am interested in both Keil MDK / DS-5 or GCC for ARM. Thank you!…

    • Answered
    • over 3 years ago
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    • Keil forum
  • How to access local C variables in Inline-Assembly?

    Muzahir
    Muzahir

    How do I access local C variables in Keil using ARM inline Assembly?

    • over 3 years ago
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    • Keil forum
  • Recovering from a hard fault cortex M3

    mike morgen
    mike morgen

    Hi,

    I'm new into  mixing C and ASM on Cortex M3 using keil, here is the question,

    Suppose that a function tries to access some memory that is not in the system, something like this, the system crashes with the hardfualt exception, so my question is…

    • Answered
    • over 2 years ago
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  • Create standalone function to be loaded into Code memory

    RSB
    RSB

    I have an application, for an 8051 device, that accepts commands, acts on them, and provides a reply.  I want to implement a command that will load code (for an new function) into a reserved section of Code memory so that the code will run when a different…

    • Answered
    • over 1 year ago
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    • Keil forum
  • List of configuration options in .uvprojx and .uvoptx files (Keil uVision 5)

    Bojan Potocnik
    Bojan Potocnik

    Hello!

    As an author of CMake <> uVision Synchronizer project, I am trying to find a list of all possible (or at least all mandatory) configuration options in uVision5 Project File (.uvprojx) and uVision5 project options (.uvoptx) XML files.

    Now the…

    • over 1 year ago
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    • Keil forum
  • Getting Error " As not target connected" in STM32 controller

    Toolchain missing
    Toolchain missing

    Hi,

    I have generate led blinking project for MDK ARM Keil uvision5.25 using STM32CUbeX IDE. 
    Project is compiled successfully with 0 error. 
    Getting Error " As not target connected" when i try to load the firmware as per attached images. 
    Connecting…

    • over 1 year ago
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    • Keil forum
  • Getting error L6050U in Keil for building project of STM32L151CB microcontroller

    Toolchain missing
    Toolchain missing

    Hi,

    I am using Keil uvision version 5.25  for development of project using STM32L151CB ARM cortex M3 microcontroller. As i am beginner for this. So i have download firmware of RAK5205 development board from git. But i am getting error "Error .\Objects…

    • over 1 year ago
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  • TM4C123 UART1_Handler

    Mission
    Mission

    Hi All;

    I'm using uvision compiler. Below A portion of my code regarding UART1 RX interrupt.

    I was using reading flags. I want to use interrupt.

    I didn't get an interrupt. What is wrong?

    #define UART_INT_EN *((unsigned long int *)(0xE000E100…

    • over 1 year ago
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  • Need solution to resolve the error getting in keil uvision 5.25 set up

    Toolchain missing
    Toolchain missing

    Hi to all team members,

    I am using Wis trio Lora tracker RAK5205 board  with STM32L1 ARM Cortex m3 low power microcontroller for development purpose.

    I have install latest Keil uvision 5.25 and also update all packs. But than also i am getting error as…

    • over 1 year ago
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  • 8051uC C/SystemC model

    Skule
    Skule

    Dear madam/sir,

    I am looking for a C/SystemC model of the 8051uC hardware (m8051ew from Mentor) that I can use for system simulations.

    Does Keil/ARM provide such a model?

    If not, does anybody know where I can find such a model?

    Thanks in advance for…

    • over 1 year ago
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  • Startup file uvision v5.26

    Vienna
    Vienna

    I got a project folder for STM32f3 Discovery board (I dont know in which IDE is written), the folder consists of the following subfolders (CMSIS, FreeRTOS, Inc, Src, STM32F30x_StdPeriph_Driver).

    I can import the project into a new project in uvision v5…

    • over 1 year ago
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  • Retrieving heading data from BNO055 IMU using STM32F401VCTx-Keil uVision 5

    malleo
    malleo

    Hello all,

    I am working on a navigation project that requires reading IMU heading data as an output. I have chosen the STM32F401VCTx chip for my custom board and am interfacing with an Adafruit IMU. Communication is through I2C, which I have some experience…

    • over 1 year ago
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  • Harmonic computation

    sshah
    sshah

    I am using arm_rfft_fast_f32 function to compute harmonics on an input signal. The output is a complex value.

    I can use arm_cmplx_mag_F32 to compute the magnitudes of the harmonics.

    Is there any function to compute the phase angles from the complex output…

    • over 1 year ago
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    • Arm Development Studio forum
  • in debug mode, won't enter main()

    Peter Choudek
    Peter Choudek

    Hello,

    I am looking for some help with my Keil uVision 5.27.  I am able to run some example code for my chip that I downloaded from NXP.  I have 0 errors and 0 warnings.  I am able to go into the debug mode, but when I set a breakpoint in the main code,…

    • over 1 year ago
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  • µVision unresponsive and E306: Execution problem - Timeout after 600 mSec in statement '<list 'i'>' reported

    mjkhtx
    mjkhtx

    Hello Everyone,

    My IDE-Version:

    µVision V5.25.1.0
    Copyright (C) 2018 ARM Ltd and ARM Germany GmbH. All rights reserved.

    Tool Version Numbers:
    Toolchain: MDK-ARM Professional Version: 5.25.1.0
    Toolchain Path: C:\Keil_v525\ARM\ARMCLANG\Bin
    C Compiler…

    • over 3 years ago
    • Software Tools
    • Keil forum
  • CMSIS IIR filter calculation speed

    MCL
    MCL

    Hello!

    I am trying to implement IIR filter algorithms on an STM32F767. I'm using the CMSIS library for the filter algorithms and they are working as expected.

    However, the execution speed is very low and I'm not sure why this is happening?

    I…

    • over 2 years ago
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  • Using ARM Keil UlinkPlus with STM32 Boards

    Spectramax
    Spectramax

    Hello,

    I've connected my NUCLEO-L4R5ZI board to the 10-pin ARM connector on the ULinkPlus debugger as follows:

    I get an error in Keil uVision as follows:

    I am reading on the internet about CMSIS-DAP compatibility. Is it possible to connect STM32…

    • over 2 years ago
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  • When RTX was last updated

    Yevpator
    Yevpator

    Hello,

    I would like to get an impression how "mature" RTX is. For that I would like to know when RTX was last updated? For example, Micrium uC-OS-II hasn't been changed for the recent 9-10 years, which means for me the SW is reliable (taking also in account…

    • over 2 years ago
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    • Keil forum
  • Debug an INVPC exception

    safeg
    safeg

    Hi. I have an INVPC exception that I am trying to debug on a Cortex M4 STM32. The stack contains the following values:

    0x08003555 xPSR
    0x08006824 PC
    0x08006824 LR
    0x00000000 R12
    0x08003341 R3
    0x08006824 R2
    0xFFFFFFFD R2
    0x0000FFFF R0

    The PC and LR both point…

    • over 2 years ago
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    • Keil forum
  • Where to find FIFO library for CMSIS

    Ken Lin
    Ken Lin

    I am using Cortex-M series microcontroller and wrote my own FIFO implementations. Is there any CMSIS libraries that support common data structures like FIFO so i don't have to write my own? Obviously FIFO is not difficult at all to implement but if there…

    • over 2 years ago
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  • Why is my CAN module used incorrectly

    jinxinyang
    jinxinyang

    #include <stdio.h>
    #include <string.h>
    #include "cmsis_os.h"
     
    #include "Driver_CAN.h"
     
    // CAN Driver Controller selector
    #define  CAN_CONTROLLER         1       // CAN Controller number
     
    #define _CAN_Driver_(n)         Driver_CAN##n
    #define…

    • over 2 years ago
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  • Code not working on LPC2148 board

    MAYANK VASHISHT
    MAYANK VASHISHT

    I bought an ARM LPC2148 Development board and started uploading code in it.  I wrote the code to blink the on-board 4 LEDs.  It gets uploaded successfully in the board but the LEDs never blink (leave alone the blinking according to the code).  I have rechecked…

    • Answered
    • over 5 years ago
    • Software Tools
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  • Keil MDK for Cortex-M33 project

    Radhika  Raghavendran
    Radhika Raghavendran

    Hi,

    I am trying to build software(esp device driver support) for a particular Cortex-M33 microcontroller offering from my company. I have a few questions about software IDE and tools supported by ARM:

    • Does Keil MDK (uVision) version 5.26.2 support building…
    • over 2 years ago
    • Software Tools
    • Keil forum
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