• Having an issue with Undefined symbols
    I am receiving this error in the build log, I can see it is a linking error, but all of the functions are defined in their necessary .cpp files and declared in the relevant header file. *** Using...
  • Error: L6218E: Undefined symbol
    Hi, I'm using uVision 5 to develop a firmware, however I can't get the linker to find one of my functions. When building, I get this error: Error: L6218E: Undefined symbol three() I have...
  • STM32 undefined HAL symbol
    Hi All, I just started learning ARM and I got a STM32L0 Nucleo board with Keils uVision5 as the environment. I used STM32Cube to generate the start-up code and got a blinky example and a button external...
  • Linker complains Undefined Symbol
    Hi, I have a c program that looks like bellow. In my main.c file, I have included: #include "test.h" main(){ test_init(); } in my test.h file, I have a declaration static void test_init(...
  • Undefined symbol
    I cannot compile project where arm_math.h included: Added"Options for Target" > "C/C++" > "Defines": C/C++ :- ARM_MATH_CM4 - __FPU_PRESENT = 1 But cannot compile Error: L6218E: Undefined symbol...