Stm32 stack trace Debugging ARM without a Debugger 3: Printing Stack Trace This is the last post in the series Debugging ARM without a Debugger. I don't know that how can we debug such issue in STM32 AC6 Workbench ? Regards, Manish #debuging #stm32h7 #ide-debugger-eclipse Oct 23, 2025 · Introduction This article provides a step-by-step guide on how to use the Instrumentation Trace Macrocell (ITM) console to redirect print statements and LWIP debug messages in STM32CubeIDE. I assume that latency is a local variable in the function, so when the code tries to access it, it's going to be looking somewhere on the stack (in this case at sp + 0x44). typedef struct backtrace { void *function; /* Address of the current address */ void *address; /* Calling site address */ const char *name; } backtrace_t; /* Unwind the stack from the current address, filling in provided backtrace bufffer, limited by size of the buffer, return a count of the valid frames */ int backtrace_unwind (backtrace_t *backtrace, int size) /* Return a pointer to the Apr 30, 2018 · Posted on April 30, 2018 at 06:19 Hi All, Recently, I am stucked in an issue where if i use 'printf ('%f', num)' ( where num is float type) then system gives 'hard fault' but if i use 'printf ('%d', num) ( where num is integer) then system works fine. Aug 10, 2022 · I'm not aware of STM specific tools for dynamic stack usage analysis except some support in FreeRTOS. While basic debugging techniques like breakpoints and step execution are useful, STM32 offers advanced debugging features such as Serial Wire Output (SWO), Embedded Trace Macrocell (ETM), and fault analysis to help developers diagnose and resolve complex issues efficiently. I managed to extract the stack of the running tasks, and transmit it to a server where a python script writes it into a hex fil Oct 9, 2023 · Looks to me like your stack pointer got corrupted somehow. com Dec 23, 2022 · 详细参考： (GCC)STM32基础详解之内存分配 所以我们最后看下GCC下该库需要如何使用。 这里只是简单讲一下，因为原理已经讲清楚了，具体的修改可自行解决。 主要在初始化时，获取栈起始地址和栈大小，以及代码段起始地址和代码段大小： 它们的定义如下： Nov 30, 2022 · My project uses FreeRTOS and if I debug my project and halt execution, then I can see the currently executing thread's stack trace in the upper left part of STM32CubeIDE and the current line of code of execution is highlighted. usually it is a functionality of the chip (on STM32 it is called ETM or ITM) that is exploited by the tool. My way of implementation: fo Apr 5, 2024 · I'm working on a core dump mechanism for STM32 mcus running FreeRTOS. These techniques are written in the context of writing a QNX-like real-time microkernel and a model train controller on an ARMv4 (ARM920T, Technologic TS-7200). Aug 4, 2025 · In this article, we explore the FreeRTOS™ debugging viewers using STM32CubeIDE and how to enable "Min Free Stack" and "Run Time usage" in each task. Nov 9, 2020 · Hi,Master: Question： When the finished product cannot be debugged with jlink, I want to save and trace the function stack information through the firmware. When there are some accidental exceptions, I need to use the function stack to more delicately locate the problem. Is there a way to someone (not necessarily inside STM32CubeIDE) show the stack traces of all threads? Example on using the ITM/ETM tracing on STM32 (and generally any Cortex-M3) - PetteriAimonen/STM32_Trace_Example It doesn't need to know the complete call stack, so I wouldn't expect to be able to reconstruct a complete stack trace unless the compiler specifically chooses to support this. Introduction To enhance the analysis and validation of the application running on FreeRTOS™, STM32CubeIDE provides various views such as: FreeRTOS ta Nov 11, 2021 · Advice, please, how to view the function call tree and the contents of the MCU stack using STM32Cubeide. May 5, 2017 · You can use this to preserve a stack trace, along with other core state of intereset, in non-volatile memory prior to resetting. Since your STM32F446 doesn't have any memory at that address, it generates a HardFault (probably actually a MemManage Fault which gets redirected to HardFault). This is usually most easily performed grabbing the stack pointer and copying the next N bytes to an area of RAM marked not to be initialized across a reset. memfault. This is an excerpt from my debugging techniques document for Real-time Programming. Moreover, n Jan 12, 2023 · I'm currently using the STM32Cube IDE to develop a project. After the program crashes in debug the program loops in Hard_Fault_Handler () and it is not clear what cause such event. In this Aug 25, 2025 · To add TraceX support to a STM32CubeIDE project and properly use it you’ll need to follow a few steps, described in detail in this article. The source code is 在嵌入式开发中，调试是一个重要的环节，尤其是当程序出现异常时，能够快速定位问题所在是提高开发效率的关键。 STM32 微控制器在运行过程中可能会遇到各种异常情况，如断言失败、硬件故障等。 此时，栈回溯（Stack Trace）功能就显得尤为重要。. Goal: Add TraceX support to STM32CubeIDE using X-CUBE-AZRTOS-H7 Although the example is using the NUCLEO-H723ZG, you can use the same steps for other STM32H7 ba May 20, 2023 · The trace functionality is different than the basic debugging. These tools are valuable for debugging and optimizing your applications involving LWIP middleware. See full list on interrupt. You can fill the entire stack with some specific byte pattern and regularily check that there is some bottom stack space not overwritten (= unused). It automatically runs the static stack analyzer every time I compile the project, but I've found if the stack size exceeds the total RAM Debugging is a crucial part of embedded system development, especially when working with STM32 microcontrollers. ewjz nboh stwil jibw hwjizhi vfduyzbl irhkyf psxzynnr tgah ilrnjgvd axd jvl zapfuky gcjlonmq srdp