example1.lst

一些用于电话管理的pc机下位机程序

                                             /*                                                                             C:\MCC18\example\users_guide\example1\leds.c
                                              * Inline assembly that will jump to the ISR.                                  C:\MCC18\example\users_guide\example1\leds.c
                                              */                                                                            C:\MCC18\example\users_guide\example1\leds.c
000018   ef1c     GOTO      0x38             _asm GOTO timer_isr _endasm                                                    C:\MCC18\example\users_guide\example1\leds.c
00001a   f000                                                                                                               
00001c   0012     RETURN    0x0            }                                                                                C:\MCC18\example\users_guide\example1\leds.c
                                                                                                                            C:\MCC18\example\users_guide\example1\leds.c
                                           /*                                                                               C:\MCC18\example\users_guide\example1\leds.c
                                            * Returns the compiler to the default code section.                             C:\MCC18\example\users_guide\example1\leds.c
                                            */                                                                              C:\MCC18\example\users_guide\example1\leds.c
                                           #pragma code                                                                     C:\MCC18\example\users_guide\example1\leds.c
                                                                                                                            C:\MCC18\example\users_guide\example1\leds.c
                                           /*                                                                               C:\MCC18\example\users_guide\example1\leds.c
                                            * Specifies the function timer_isr as a low-priority interrupt service          C:\MCC18\example\users_guide\example1\leds.c
                                            * routine. This is required in order for the compiler to generate a             C:\MCC18\example\users_guide\example1\leds.c
                                            * RETFIE instruction instead of a RETURN instruction for the timer_isr          C:\MCC18\example\users_guide\example1\leds.c
                                            * function.                                                                     C:\MCC18\example\users_guide\example1\leds.c
                                            */                                                                              C:\MCC18\example\users_guide\example1\leds.c
                                           #pragma interruptlow timer_isr                                                   C:\MCC18\example\users_guide\example1\leds.c
                                                                                                                            C:\MCC18\example\users_guide\example1\leds.c
                                           /*                                                                               C:\MCC18\example\users_guide\example1\leds.c
                                            * Define the timer_isr function. Notice that it does not take any               C:\MCC18\example\users_guide\example1\leds.c
                                            * parameters, and does not return anything (as required by ISRs).               C:\MCC18\example\users_guide\example1\leds.c
                                            */                                                                              C:\MCC18\example\users_guide\example1\leds.c
                                           void                                                                             C:\MCC18\example\users_guide\example1\leds.c
000038   cfd8     MOVFF     0xfd8,0xfe4    timer_isr (void)                                                                 C:\MCC18\example\users_guide\example1\leds.c
00003a   ffe4                                                                                                               
00003c   cfe0     MOVFF     0xfe0,0xfe4                                                                                     
00003e   ffe4                                                                                                               
000040   6ee4     MOVWF     0xe4,0x0                                                                                        
000042   cfda     MOVFF     0xfda,0xfe4                                                                                     
000044   ffe4                                                                                                               
000046   cfe2     MOVFF     0xfe2,0xfda                                                                                     
000048   ffda                                                                                                               
00004a   cfe9     MOVFF     0xfe9,0xfe4                                                                                     
00004c   ffe4                                                                                                               
00004e   cfea     MOVFF     0xfea,0xfe4                                                                                     
000050   ffe4                                                                                                               
000052   cff6     MOVFF     0xff6,0xfe4                                                                                     
000054   ffe4                                                                                                               
000056   cff7     MOVFF     0xff7,0xfe4                                                                                     
000058   ffe4                                                                                                               
00005a   cff3     MOVFF     0xff3,0xfe4                                                                                     
00005c   ffe4                                                                                                               
00005e   cff4     MOVFF     0xff4,0xfe4                                                                                     
000060   ffe4                                                                                                               
000062   cffa     MOVFF     0xffa,0xfe4                                                                                     
000064   ffe4                                                                                                               
000066   ee00     LFSR      0x0,0x0                                                                                         
000068   f000                                                                                                               
00006a   0e10     MOVLW     0x10                                                                                            
00006c   04e8     DECF      0xe8,0x0,0x0                                                                                    
00006e   e303     BNC       0x76                                                                                            
000070   cfee     MOVFF     0xfee,0xfe4                                                                                     
000072   ffe4                                                                                                               
000074   d7fb     BRA       0x6c                                                                                            
000076   52e6     MOVF      0xe6,0x1,0x0                                                                                    
                                           {                                                                                C:\MCC18\example\users_guide\example1\leds.c
                                             static unsigned char led_display = 0;                                          C:\MCC18\example\users_guide\example1\leds.c
                                                                                                                            C:\MCC18\example\users_guide\example1\leds.c
                                             /*                                                                             C:\MCC18\example\users_guide\example1\leds.c
                                              * Clears the TMR0 interrupt flag to stop the program from processing the      C:\MCC18\example\users_guide\example1\leds.c
                                              * same interrupt multiple times.                                              C:\MCC18\example\users_guide\example1\leds.c
                                              */                                                                            C:\MCC18\example\users_guide\example1\leds.c
000078   94f2     BCF       0xf2,0x2,0x0     INTCONbits.TMR0IF = 0;                                                         C:\MCC18\example\users_guide\example1\leds.c
                                                                                                                            C:\MCC18\example\users_guide\example1\leds.c
00007a   0e09     MOVLW     0x9              s_count = s_count % (NUMBER_OF_LEDS + 1);                                      C:\MCC18\example\users_guide\example1\leds.c
00007c   6e10     MOVWF     0x10,0x0                                                                                        
00007e   c010     MOVFF     0x10,0xc                                                                                        
000080   f00c                                                                                                               
000082   c06a     MOVFF     0x6a,0x7                                                                                        
000084   f007                                                                                                               
000086   eceb     CALL      0x1d6,0x0                                                                                       
000088   f000                                                                                                               
00008a   c003     MOVFF     0x3,0x6a                                                                                        
00008c   f06a                                                                                                               
                                                                                                                            C:\MCC18\example\users_guide\example1\leds.c
00008e   0100     MOVLB     0x0              led_display = (1 << s_count++) - 1;                                            C:\MCC18\example\users_guide\example1\leds.c
000090   516a     MOVF      0x6a,0x0,0x1                                                                                    
000092   2b6a     INCF      0x6a,0x1,0x1                                                                                    
000094   6e10     MOVWF     0x10,0x0                                                                                        
000096   0e01     MOVLW     0x1                                                                                             
000098   5210     MOVF      0x10,0x1,0x0                                                                                    
00009a   e004     BZ        0xa4                                                                                            
00009c   46e8     RLNCF     0xe8,0x1,0x0                                                                                    
00009e   0bfe     ANDLW     0xfe