What is J-Link debugger?

What is J-Link debugger?

J-Link BASE is a USB powered JTAG debug probe supporting a large number of CPU cores. Based on a 32-bit RISC CPU, it can communicate at high speed with the supported target CPUs. J-Link is used around the world in tens of thousand places for development and production (flash programming) purposes.

How do I check my JLink connection?

J-Link connection

1. Connect J-Link via USB to the PC.
2. Start J-Link Commander.
3. If the J-Link is functional, you should see that the J-Link Commander reports USB connection O.K. and outputs the firmware string:

What is JLink used for?

jlink is a tool that generates a custom Java runtime image that contains only the platform modules that are required for a given application. Such a runtime image acts exactly like the JRE but contains only the modules we picked and the dependencies they need to function.

How do I use JLink debugger?

Debug Settings

1. Open the Options for Target — Debug dialog of µVision.
2. Enable Use and select Cortex-M/R J-LINK/J-Trace.
3. Click Settings to open the Target Driver Setup dialog.
4. Select SW (Serial Wire) for the debug Port, and click Auto Clk to set the debugging communication speed.

How do I update JLink?

Updating the Firmware of One or More J-Links at Once First select the J-Links which should get a firmware update by checking the checkbox at the front of each row. Second click on the Button “Update firmware of selected emulators”.

What is ETM trace?

ETM trace is a high-speed trace and offers a powerful debug mode that helps you get down to the most difficult problems. One of the greatest features of ETM trace is that it is non-intrusive. This means that it is possible to trace all instructions in the core without affecting the execution of your system.

What is the difference between SEGGER J-Link and J-Link Lite?

J-Link LITE is a fully functional version of SEGGER J-Link. 1. About J-Link LITE 2. Specifications 3. Licensing 4. Package Content J-Link LITE is a fully functional version of SEGGER J-Link. If you are selling evaluation-boards, J-Link Lite is an inexpensive debug probe solution for you.

How to install the J-Link debugging plugin?

The plugin website explains the installation procedure in details: Make sure to select J-Link Debugging when installing the plugin. The J-Link part of the plugin is also well explained here. As you might have noticed, our boards have a tiny JTAG connector which is (much) smaller than the standard 20-pin connector.

What is J-Link Lite for arm?

About J-Link LITE for ARM. J-Link LITE is a fully functional version of SEGGER J-Link. If you are selling evaluation-boards, J-Link Lite is an inexpensive debug probe solution for you. Your customer receives a widely acknowledged JTAG debug probe which allows him to start right away with his development.

How do I debug a J-Link device in gdb?

Go to Run > Debug Configurations and create a new GDB Segger J-Link Debugging profile. In the Debugger tab, adjust the settings to match the picture below (Device, Endianness, Connection etc..).