lab5.lst

来自「PICC 16X Code for study and learning」· LST 代码 · 共 44 行

     1: 
     2: /****************************************************************
     3: *                       Hi-Tech workshop exercise Lab5                                  *
     4: ****************************************************************/
     5: 
     6: #include <pic.h>                                // processor if/def file
     7: 
     8: const char ROMarray[ ]="Microchip Hi-Tech PICC Workshop";
     9: const char *romptr;                     // ROM pointer defined 
    10: 
    11: char RAMarray1[32];                             // Define 32 bytes for Pointer access   
    12: bank2 char RAMarray2[32];               // Define 32 bytes at Bank2 for Array access
    13: char *ramptr;                                   // RAM pointer defined
    14: 
    15: void Pointer_Access (void)
    16: {
    17:         romptr = ROMarray;    
    18:         ramptr = RAMarray1;
    19: 
    20:         while(*romptr)                          // test for NULL char
    21:         {               
    22:         *ramptr++ = *romptr++ ;
    23:         }
    24: }
    25: 
    26: void Array_Access(void)
    27: {
    28:         char i=0;
    29: 
    30:         while (ROMarray[i])
    31:         {
    32:                 RAMarray2[i]=ROMarray[i];
    33:                 i++;
    34:         }                               
    35: }
    36: 
    37: void main( void )
    38: {
    39:         Pointer_Access();
    40:         Array_Access();
    41: 
    42:         while(1);
    43: }