Hello example for FRDM-K32L36

Simple Hello World example for NXP FRDM-K32L36 Evaluation Kit. This example prints "Hello World" and a counter value via the standard output which is routed to the debug console through Virtual COM port.

Prerequisites

Tools

• CMSIS-Toolbox v2.10.0 or newer
• Microsoft Visual Studio Code with Keil Studio Pack extension (optional, alternatively CLI can be used)
• Arm Compiler 6 (automatically installed when using Visual Studio Code with vcpkg)

Build Solution/Project

Using Visual Studio Code with extensions

Required tools described in file 'vcpkg-configuration.json' should be automatically installed by vcpkg. You can see the status of vcpkg in the status bar.

Required CMSIS-Packs need to be also installed. In case a required pack is missing, a notification window will pop-up to install the missing pack.

Open the CMSIS view from the side bar and press the 'Build' button.

Using Command Line Interface (CLI)

Download required packs (not required when the packs are already available) by executing the following commands:

csolution list packs -s hello.csolution.yml -m >packs.txt
cpackget update-index
cpackget add -f packs.txt

Build the project by executing the following command:

cbuild hello.csolution.yml

Run the application

Prerequisite

Follow the instructions for updating on-board OpenSDA to the latest DAPLink FW.

Using Visual Studio Code with extensions

• Connect the board's DAPLink USB to the PC (provides also power).
• Connect to the board's serial port using the Serial Monitor in the panel area.
• Open the CMSIS view from the activity bar, press the 'Load & Run' button, and wait until the image is programmed and starts running.
• Observe the terminal output.

Debug the application

Before starting to debug the application, make sure that you have gone through the steps as described in the run the application section.

Open the CMSIS view from the activity bar, press the 'Load & Debug' button, and wait until the image is programmed and the debug session starts. It will run to main and stop there. Start debugging.