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armcm-devcontainer

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Arm Cortex-M development and debugging environment inside a VSCode devcontainer.

Screenshot

Packages

System Requirements

Usage

  • Include this repo as .devcontainer in the root of your project
  • Connect debug probe
  • Select Dev Containers: Reopen in Container

For CMake projects:

CMake+IntelliSense Notes

Upon first run, an error message may appear in Line 1, Column 1. Try re-running CMake configuration, or run a build. If the file is a .h header file, it needs to be #include'd into a C module.

UDEV Rules installation

In order to use SEGGER and OpenOCD debug probes within the container, some udev rules need to be installed on the host machine. A setup script has been provided to aid with installation.

  • Run setup-devcontainer inside the container

  • Close the container, and re-open the work directory on your host

  • Run the install-rules script inside .vscode/setup/ on your host machine

    cd .vscode/setup
    sudo ./install-rules
    

Serial Monitor

To access a serial port inside the devcontainer, use the cu command as shown below:

cu -l <serial port device> -s <baudrate>

e.g. "cu -l /dev/ttyACM0 -s 115200".

To close the connection, press RETURN/ESC/Ctrl-C, type "~." (tilde, dot) and wait for 3 seconds.

SEGGER Ozone

Use the setup-devcontainer script to download and install SEGGER Ozone and its dependencies:

setup-devcontainer --install-ozone

Launch it from a terminal tab using the ozone command.

Licensing

If not stated otherwise, the contents of this project are licensed under The MIT License. The full license text is provided in the LICENSE file.

SPDX-License-Identifier: MIT