• Why doesn't the NOAREGS works?
    #pragma NOAREGS char noaregfunc(char i) using 1 { return i+1; } void main(void) { char ch = noaregfunc(2); } Source code: C_STARTUP: C:0x0000 020011 LJMP C:0011 2: char noaregfunc (char i) using...
  • Why doesn't work
    void drawline2(char x1,char y1,char x2,char y2) { char i, deltax, deltay, numpixels; char d, dinc1, dinc2; char x, xinc1, xinc2; char y, yinc1, yinc2; deltax = abs(x2 - x1); deltay = abs...
  • compiler doesn't run
    After installing the C51 Developers kit(DK51 V5.50 for windows) I can't get the compiler to run. I have windows NT 4. When I type C51 or c51.exe in the bin directory it pauses for less than a second then...
  • shift key
    whats wrong? i use the code check_keybaord ( 55 ) and it works for most but i cant get the shift key to work. can you help?
  • shifting arrays
    hi, i'm using uVision3.33 , uC-80c31x2. my question is: I'v initilize buffer array which is been loaded with 24 Byte each interval time. now i want to shift the all array right/left by 1 bit....