ex15_1.lst

利用SPI傳輸協定

                                           }                                                                                C:\MCC18\src\traditional\startup\c018i.c
                                           _cinit;                                                                          C:\MCC18\src\traditional\startup\c018i.c
                                                                                                                            C:\MCC18\src\traditional\startup\c018i.c
                                           #pragma code _cinit_scn                                                          C:\MCC18\src\traditional\startup\c018i.c
                                           void                                                                             C:\MCC18\src\traditional\startup\c018i.c
                                           _do_cinit (void)                                                                 C:\MCC18\src\traditional\startup\c018i.c
                                           {                                                                                C:\MCC18\src\traditional\startup\c018i.c
                                             /* we'll make the assumption in the following code that these statics          C:\MCC18\src\traditional\startup\c018i.c
                                              * will be allocated into the same bank.                                       C:\MCC18\src\traditional\startup\c018i.c
                                              */                                                                            C:\MCC18\src\traditional\startup\c018i.c
                                             static short long prom;                                                        C:\MCC18\src\traditional\startup\c018i.c
                                             static unsigned short curr_byte;                                               C:\MCC18\src\traditional\startup\c018i.c
                                             static unsigned short curr_entry;                                              C:\MCC18\src\traditional\startup\c018i.c
                                             static short long data_ptr;                                                    C:\MCC18\src\traditional\startup\c018i.c
                                                                                                                            C:\MCC18\src\traditional\startup\c018i.c
                                             // Initialized data...                                                         C:\MCC18\src\traditional\startup\c018i.c
0001d4   0e2a     MOVLW     0x2a             TBLPTR = (short long)&_cinit;                                                  C:\MCC18\src\traditional\startup\c018i.c
0001d6   6ef6     MOVWF     0xf6,0x0                                                                                        
0001d8   0e00     MOVLW     0x0                                                                                             
0001da   6ef7     MOVWF     0xf7,0x0                                                                                        
0001dc   0e00     MOVLW     0x0                                                                                             
0001de   6ef8     MOVWF     0xf8,0x0                                                                                        
                                             _asm                                                                           C:\MCC18\src\traditional\startup\c018i.c
0001e0   0100     MOVLB     0x0                movlb data_ptr                                                               C:\MCC18\src\traditional\startup\c018i.c
0001e2   0009     TBLRDPOSTINC                 tblrdpostinc                                                                 C:\MCC18\src\traditional\startup\c018i.c
0001e4   50f5     MOVF      0xf5,0x0,0x0       movf TABLAT, 0, 0                                                            C:\MCC18\src\traditional\startup\c018i.c
0001e6   6f85     MOVWF     0x85,0x1           movwf curr_entry, 1                                                          C:\MCC18\src\traditional\startup\c018i.c
0001e8   0009     TBLRDPOSTINC                 tblrdpostinc                                                                 C:\MCC18\src\traditional\startup\c018i.c
0001ea   50f5     MOVF      0xf5,0x0,0x0       movf TABLAT, 0, 0                                                            C:\MCC18\src\traditional\startup\c018i.c
0001ec   6f86     MOVWF     0x86,0x1           movwf curr_entry+1, 1                                                        C:\MCC18\src\traditional\startup\c018i.c
                                             _endasm                                                                        C:\MCC18\src\traditional\startup\c018i.c
                                               //while (curr_entry)                                                         C:\MCC18\src\traditional\startup\c018i.c
                                               //{                                                                          C:\MCC18\src\traditional\startup\c018i.c
                                               test:                                                                        C:\MCC18\src\traditional\startup\c018i.c
                                               _asm                                                                         C:\MCC18\src\traditional\startup\c018i.c
0001ee   e103     BNZ       0x1f6               bnz 3                                                                       C:\MCC18\src\traditional\startup\c018i.c
0001f0   6785     TSTFSZ    0x85,0x1           tstfsz curr_entry, 1                                                         C:\MCC18\src\traditional\startup\c018i.c
0001f2   d001     BRA       0x1f6              bra 1                                                                        C:\MCC18\src\traditional\startup\c018i.c
                                               _endasm                                                                      C:\MCC18\src\traditional\startup\c018i.c
0001f4   d03d     BRA       0x270              goto done;                                                                   C:\MCC18\src\traditional\startup\c018i.c
                                                 /* Count down so we only have to look up the data in _cinit                C:\MCC18\src\traditional\startup\c018i.c
                                                  * once.                                                                   C:\MCC18\src\traditional\startup\c018i.c
                                                  *                                                                         C:\MCC18\src\traditional\startup\c018i.c
                                                  * At this point we know that TBLPTR points to the top of the current      C:\MCC18\src\traditional\startup\c018i.c
                                                  * entry in _cinit, so we can just start reading the from, to, and         C:\MCC18\src\traditional\startup\c018i.c
                                                  * size values.                                                            C:\MCC18\src\traditional\startup\c018i.c
                                                  */                                                                        C:\MCC18\src\traditional\startup\c018i.c
                                                 _asm                                                                       C:\MCC18\src\traditional\startup\c018i.c
                                           	/* read the source address */                                                   C:\MCC18\src\traditional\startup\c018i.c
0001f6   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
0001f8   50f5     MOVF      0xf5,0x0,0x0   	movf TABLAT, 0, 0                                                               C:\MCC18\src\traditional\startup\c018i.c
0001fa   6f80     MOVWF     0x80,0x1       	movwf prom, 1                                                                   C:\MCC18\src\traditional\startup\c018i.c
0001fc   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
0001fe   50f5     MOVF      0xf5,0x0,0x0   	movf TABLAT, 0, 0                                                               C:\MCC18\src\traditional\startup\c018i.c
000200   6f81     MOVWF     0x81,0x1       	movwf prom+1, 1                                                                 C:\MCC18\src\traditional\startup\c018i.c
000202   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
000204   50f5     MOVF      0xf5,0x0,0x0   	movf TABLAT, 0, 0                                                               C:\MCC18\src\traditional\startup\c018i.c
000206   6f82     MOVWF     0x82,0x1       	movwf prom+2, 1                                                                 C:\MCC18\src\traditional\startup\c018i.c
                                           	/* skip a byte since it's stored as a 32bit int */                              C:\MCC18\src\traditional\startup\c018i.c
000208   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
                                           	/* read the destination address directly into FSR0 */                           C:\MCC18\src\traditional\startup\c018i.c
00020a   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
00020c   50f5     MOVF      0xf5,0x0,0x0   	movf TABLAT, 0, 0                                                               C:\MCC18\src\traditional\startup\c018i.c
00020e   6ee9     MOVWF     0xe9,0x0       	movwf FSR0L, 0                                                                  C:\MCC18\src\traditional\startup\c018i.c
000210   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
000212   50f5     MOVF      0xf5,0x0,0x0   	movf TABLAT, 0, 0                                                               C:\MCC18\src\traditional\startup\c018i.c
000214   6eea     MOVWF     0xea,0x0       	movwf FSR0H, 0                                                                  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
000216   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
000218   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
                                           	/* read the destination address directly into FSR0 */                           C:\MCC18\src\traditional\startup\c018i.c
00021a   0009     TBLRDPOSTINC             	tblrdpostinc                                                                    C:\MCC18\src\traditional\startup\c018i.c
00021c   50f5     MOVF      0xf5,0x0,0x0   	movf TABLAT, 0, 0                                                               C:\MCC18\src\traditional\startup\c018i.c
00021e   6f83     MOVWF     0x83,0x1       	movwf curr_byte, 1                                                              C:\MCC18\src\traditional\startup\c018i.c