ex15_1.lst

利用SPI傳輸協定

000220   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
000222   50f5     MOVF      0xf5,0x0,0x0   	movf TABLAT, 0, 0                                                               C:\MCC18\src\traditional\startup\c018i.c
000224   6f84     MOVWF     0x84,0x1       	movwf curr_byte+1, 1                                                            C:\MCC18\src\traditional\startup\c018i.c
                                           	/* skip two bytes since it's stored as a 32bit int */                           C:\MCC18\src\traditional\startup\c018i.c
000226   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
000228   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
                                                 _endasm                                                                    C:\MCC18\src\traditional\startup\c018i.c
                                                 //prom = data_ptr->from;                                                   C:\MCC18\src\traditional\startup\c018i.c
                                                 //FSR0 = data_ptr->to;                                                     C:\MCC18\src\traditional\startup\c018i.c
                                                 //curr_byte = (unsigned short) data_ptr->size;                             C:\MCC18\src\traditional\startup\c018i.c
                                                 /* the table pointer now points to the next entry. Save it                 C:\MCC18\src\traditional\startup\c018i.c
                                                  * off since we'll be using the table pointer to do the copying            C:\MCC18\src\traditional\startup\c018i.c
                                                  * for the entry.                                                          C:\MCC18\src\traditional\startup\c018i.c
                                                  */                                                                        C:\MCC18\src\traditional\startup\c018i.c
00022a   cff6     MOVFF     0xff6,0x87           data_ptr = TBLPTR;                                                         C:\MCC18\src\traditional\startup\c018i.c
00022c   f087                                                                                                               
00022e   cff7     MOVFF     0xff7,0x88                                                                                      
000230   f088                                                                                                               
000232   cff8     MOVFF     0xff8,0x89                                                                                      
000234   f089                                                                                                               
                                                                                                                            C:\MCC18\src\traditional\startup\c018i.c
                                                 /* now assign the source address to the table pointer */                   C:\MCC18\src\traditional\startup\c018i.c
000236   c080     MOVFF     0x80,0xff6           TBLPTR = prom;                                                             C:\MCC18\src\traditional\startup\c018i.c
000238   fff6                                                                                                               
00023a   c081     MOVFF     0x81,0xff7                                                                                      
00023c   fff7                                                                                                               
00023e   c082     MOVFF     0x82,0xff8                                                                                      
000240   fff8                                                                                                               
                                                                                                                            C:\MCC18\src\traditional\startup\c018i.c
                                                 /* do the copy loop */                                                     C:\MCC18\src\traditional\startup\c018i.c
                                                 _asm                                                                       C:\MCC18\src\traditional\startup\c018i.c
                                                   // determine if we have any more bytes to copy                           C:\MCC18\src\traditional\startup\c018i.c
000242   0100     MOVLB     0x0            	movlb curr_byte                                                                 C:\MCC18\src\traditional\startup\c018i.c
000244   5383     MOVF      0x83,0x1,0x1   	movf curr_byte, 1, 1                                                            C:\MCC18\src\traditional\startup\c018i.c
                                           copy_loop:                                                                       C:\MCC18\src\traditional\startup\c018i.c
000246   e102     BNZ       0x24c          	bnz 2 // copy_one_byte                                                          C:\MCC18\src\traditional\startup\c018i.c
000248   5384     MOVF      0x84,0x1,0x1   	movf curr_byte + 1, 1, 1                                                        C:\MCC18\src\traditional\startup\c018i.c
00024a   e007     BZ        0x25a          	bz 7 // done_copying                                                            C:\MCC18\src\traditional\startup\c018i.c
                                                                                                                            C:\MCC18\src\traditional\startup\c018i.c
                                           copy_one_byte:                                                                   C:\MCC18\src\traditional\startup\c018i.c
00024c   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
00024e   50f5     MOVF      0xf5,0x0,0x0   	movf TABLAT, 0, 0                                                               C:\MCC18\src\traditional\startup\c018i.c
000250   6eee     MOVWF     0xee,0x0       	movwf POSTINC0, 0                                                               C:\MCC18\src\traditional\startup\c018i.c
                                                                                                                            C:\MCC18\src\traditional\startup\c018i.c
                                           	// decrement byte counter                                                       C:\MCC18\src\traditional\startup\c018i.c
000252   0783     DECF      0x83,0x1,0x1   	decf curr_byte, 1, 1                                                            C:\MCC18\src\traditional\startup\c018i.c
000254   e2f8     BC        0x246          	bc -8 // copy_loop                                                              C:\MCC18\src\traditional\startup\c018i.c
000256   0784     DECF      0x84,0x1,0x1           decf curr_byte + 1, 1, 1                                                 C:\MCC18\src\traditional\startup\c018i.c
000258   d7f9     BRA       0x24c          	bra -7 // copy_one_byte                                                         C:\MCC18\src\traditional\startup\c018i.c
                                                                                                                            C:\MCC18\src\traditional\startup\c018i.c
                                           done_copying:                                                                    C:\MCC18\src\traditional\startup\c018i.c
                                                                                                                            C:\MCC18\src\traditional\startup\c018i.c
                                                 _endasm                                                                    C:\MCC18\src\traditional\startup\c018i.c
                                                 /* restore the table pointer for the next entry */                         C:\MCC18\src\traditional\startup\c018i.c
00025a   c087     MOVFF     0x87,0xff6           TBLPTR = data_ptr;                                                         C:\MCC18\src\traditional\startup\c018i.c
00025c   fff6                                                                                                               
00025e   c088     MOVFF     0x88,0xff7                                                                                      
000260   fff7                                                                                                               
000262   c089     MOVFF     0x89,0xff8                                                                                      
000264   fff8                                                                                                               
                                                 /* next entry... */                                                        C:\MCC18\src\traditional\startup\c018i.c
000266   0100     MOVLB     0x0                  curr_entry--;                                                              C:\MCC18\src\traditional\startup\c018i.c
000268   0785     DECF      0x85,0x1,0x1                                                                                    
00026a   0e00     MOVLW     0x0                                                                                             
00026c   5b86     SUBWFB    0x86,0x1,0x1                                                                                    
00026e   d7bf     BRA       0x1ee                goto test;                                                                 C:\MCC18\src\traditional\startup\c018i.c
                                           done:                                                                            C:\MCC18\src\traditional\startup\c018i.c
                                           ;                                                                                C:\MCC18\src\traditional\startup\c018i.c
000270   0012     RETURN    0x0            }                                                                                C:\MCC18\src\traditional\startup\c018i.c
                                           //********************************************************                       D:\PIC\EX for C18\ex15_1_SPI\ex15_1.c
                                           //*       EX15_1_SPI                                                             D:\PIC\EX for C18\ex15_1_SPI\ex15_1.c
                                           //*