• I call sscanf, but the compiler calls scanf instead!
    The following codes show the problem. #include <stdio.h> void main() { char str[10]; sscanf(str, "hello"); } The call tree is: OVERLAY MAP OF MODULE: ssanfTst (MAIN) SEGMENT BIT_GROUP DATA_GROUP...
  • I call sscanf, but the compiler calls scanf instead!
    The following codes show the problem. #include <stdio.h> void main() { char str[10]; sscanf(str, "hello"); } The call tree is: OVERLAY MAP OF MODULE: ssanfTst (MAIN) SEGMENT BIT_GROUP DATA_GROUP...
  • SVC calls causes an exception
    Hello Cortex M3 experts, I have a FreeRTOS task that runs in Thread/unprivileged mode. When that task tries to execute a SVC instruction, I get a hard fault. But if the task is launched in privileged...
  • SVC calls causes an exception
    Hello Cortex M3 experts, I have a FreeRTOS task that runs in Thread/unprivileged mode. When that task tries to execute a SVC instruction, I get a hard fault. But if the task is launched in privileged...
  • printf() causes crash before being called
    Hi, Using Keil uVision 5.11 with Cortex M4 target. I wrote a program with printf() calls. I added a fputc() & output to UART. I have now created another project with the same fputc(). If in the...