• Null Pointers
    What happens if i try to write data to memory location where NULL POINTER is pointing, in ARM? _my understanding_ The Null Pointer is a Pointer pointing to 0. Does that mean memory location 0x0(the...
  • NULL peculiarities
    I have a question about the behavior of some code I have written: Packet Packet_str; when I declare this structure in my main program and then check its memory location via a printf statement and...
  • osThreadCreate return NULL
    Hi, I'm using CMSIS-RTOS and when I try to create a thread using the osThreadCreate function it returns NULL and the thread is not created. The code worked fine but do not know what I changed...
  • Malloc returns NULL
    Setup Keil: uVision 5.17.0.0 ARM: LPC1768 A standard project with some UARTS and I2C "Use memory Layout form target" is checked (using the standard scatter file) "Use MicroLIB" is not checked...
  • alloc_mem return NULL
    hi, when my target board run a period of time, the alloc_mem() return NULL in the interupt_ethernet __irq routine. what's the problems?