Hi @Bhavesh_Raju
Sorry for the delayed response, due to current workload, my replies might take a bit longer than usual.
The S32K3 devices support both JTAG and Serial Wire Debug (SWD) protocols. Additionally, they offer trace port functionality (e.g., for instruction trace using ETM), if required.
While the S32K3 family is supported by a wide range of debugging tools, the most commonly recommended options are PEmicro, Lauterbach, and Segger. However, many other tools also support this family:
Each debugger supports basic functionality such as program download, execution, and debugging. Some tools offer advanced features like trace analysis, scripting, or automation, so the best choice depends on your specific development and debugging needs.
BR, VaneB