• Memory Specific Pointers
    Hello, I am delcaring some memory specific pointers using the examples on page 76 of the C51 Compiler Users Guide 01.97. unsigned char xdata * idata key Meaning a pointer in idata to a xdata unsigned...
  • Memory Specific Pointer
    Hi. I m facing a problem regarding data reading from one memory to another via pointer. I am using LARGE memory model for ROM & RAM. I defined one function in idata as below: unsigned char func1...
  • Is there a way to disable specific warnings ?
    I'm using uV 4.70.0.0, compiler version is 5.03.0.24. Is there a way to disable specific warnings? In other Keil toolchains I seem to remember there was a command-line control that allowed this....
  • C51 specification
    Hi Guys, I want to test an unsigned long with the mod operator (%), if the result is positive then the result is used, if not then the long value is used. I can't find the spec for C51 which...
  • Best way to make 250ns period
    Hello, I need to make a 0.25us period timer for my 1-wire bus. How can this be implemented best? I have my CPU (LPC2378) running at 48MHz. Can this be achieved best with the use of timers? I...