• C51: Uncalled source code crashes the program
    I have an application working with a HD40778 4x20 lcd. Within the application I have commented (/* */) the functions to load custom characters and to build 2x2 & 4x2 fonts. When I compile the...
  • SVC handlers
    Hi Experts, The RTX code contains SVC handlers named with different names. How this can be best made use of ? Why the option to select numbering of different svc handlers like _svc(0) ....  __svc(n) ...
  • undef handler
    Hi all, If the processor tries to go back from the test() function to the main() function, the program counter gets always the wrong address - so that an undef handler occurs.... (processor is searching...
  • FIQ handler
    Hai! I am using LCP2378 controller.here i m using 12Mhz clock externally(Controller runs at 48Mhz speed by enabling PLL related Regs.). Pls tel what is the interrupt latency time for IRQ and...
  • USART Handler getting overrun by TIM6_DAC handler?
    We are making our DAC output a sinusoid of variable frequency depending on a button we press. The DAC does work when we hard code which button WE press but not with UART. With the UART handler (used for...