exercise1.lst

一个CAN学习程序

MP2COD 3.40, COFF to COD File Converter
Copyright (c) 2003 Microchip Technology Inc.
Listing File Generated: Wed Oct 06 18:17:25 2004


Address  Value    Disassembly              Source                                                                           File
-------  -------  -----------------------  -------------------------------------------------------------------------------  -----
                                           /* $Id: c018i.c,v 1.18 2002/11/05 23:40:51 sealep Exp $ */                       C:\mcc18\src\startup\c018i.c
                                                                                                                            C:\mcc18\src\startup\c018i.c
                                           /* Copyright (c)1999 Microchip Technology */                                     C:\mcc18\src\startup\c018i.c
                                                                                                                            C:\mcc18\src\startup\c018i.c
                                           /* MPLAB-C18 startup code, including initialized data */                         C:\mcc18\src\startup\c018i.c
                                                                                                                            C:\mcc18\src\startup\c018i.c
                                           /* external reference to the user's main routine */                              C:\mcc18\src\startup\c018i.c
                                           extern void main (void);                                                         C:\mcc18\src\startup\c018i.c
                                           /* prototype for the startup function */                                         C:\mcc18\src\startup\c018i.c
                                           void _entry (void);                                                              C:\mcc18\src\startup\c018i.c
                                           void _startup (void);                                                            C:\mcc18\src\startup\c018i.c
                                           /* prototype for the initialized data setup */                                   C:\mcc18\src\startup\c018i.c
                                           void _do_cinit (void);                                                           C:\mcc18\src\startup\c018i.c
                                                                                                                            C:\mcc18\src\startup\c018i.c
                                           extern volatile near unsigned long short TBLPTR;                                 C:\mcc18\src\startup\c018i.c
                                           extern near unsigned FSR0;                                                       C:\mcc18\src\startup\c018i.c
                                           extern near char FPFLAGS;                                                        C:\mcc18\src\startup\c018i.c
                                           #define RND 6                                                                    C:\mcc18\src\startup\c018i.c
                                                                                                                            C:\mcc18\src\startup\c018i.c
                                           #pragma code _entry_scn=0x000000                                                 C:\mcc18\src\startup\c018i.c
                                           void                                                                             C:\mcc18\src\startup\c018i.c
                                           _entry (void)                                                                    C:\mcc18\src\startup\c018i.c
                                           {                                                                                C:\mcc18\src\startup\c018i.c
000000   efe6     GOTO      0x13cc         _asm goto _startup _endasm                                                       C:\mcc18\src\startup\c018i.c
000002   f009                                                                                                               
                                                                                                                            C:\mcc18\src\startup\c018i.c
000004   0012     RETURN    0x0            }                                                                                C:\mcc18\src\startup\c018i.c
                                           #pragma code _startup_scn                                                        C:\mcc18\src\startup\c018i.c
                                           void                                                                             C:\mcc18\src\startup\c018i.c
                                           _startup (void)                                                                  C:\mcc18\src\startup\c018i.c
                                           {                                                                                C:\mcc18\src\startup\c018i.c
                                             _asm                                                                           C:\mcc18\src\startup\c018i.c
                                               // Initialize the stack pointer                                              C:\mcc18\src\startup\c018i.c
0013cc   ee15     LFSR      0x1,0x500          lfsr 1, _stack lfsr 2, _stack clrf TBLPTRU, 0 // 1st silicon doesn't do this on POR C:\mcc18\src\startup\c018i.c
0013ce   f000                                                                                                               
0013d0   ee25     LFSR      0x2,0x500                                                                                       
0013d2   f000                                                                                                               
0013d4   6af8     CLRF      0xf8,0x0                                                                                        
0013d6   9c0f     BCF       0xf,0x6,0x0        bcf FPFLAGS,RND,0 // Initialize rounding flag for floating point libs        C:\mcc18\src\startup\c018i.c
                                                                                                                            C:\mcc18\src\startup\c018i.c
                                               // initialize the flash memory access configuration. this is harmless        C:\mcc18\src\startup\c018i.c
                                               // for non-flash devices, so we do it on all parts.                          C:\mcc18\src\startup\c018i.c
0013d8   8ea6     BSF       0xa6,0x7,0x0       bsf 0xa6, 7, 0                                                               C:\mcc18\src\startup\c018i.c
0013da   9ca6     BCF       0xa6,0x6,0x0       bcf 0xa6, 6, 0                                                               C:\mcc18\src\startup\c018i.c
                                               _endasm                                                                      C:\mcc18\src\startup\c018i.c
0013dc   ec69     CALL      0x12d2,0x0         _do_cinit ();                                                                C:\mcc18\src\startup\c018i.c
0013de   f009                                                                                                               
                                                                                                                            C:\mcc18\src\startup\c018i.c
                                           loop:                                                                            C:\mcc18\src\startup\c018i.c
                                                                                                                            C:\mcc18\src\startup\c018i.c
                                             // Call the user's main routine                                                C:\mcc18\src\startup\c018i.c
0013e0   ecfd     CALL      0x9fa,0x0        main ();                                                                       C:\mcc18\src\startup\c018i.c
0013e2   f004                                                                                                               
                                                                                                                            C:\mcc18\src\startup\c018i.c
0013e4   d7fd     BRA       0x13e0           goto loop;                                                                     C:\mcc18\src\startup\c018i.c
0013e6   0012     RETURN    0x0            }                               /* end _startup() */                             C:\mcc18\src\startup\c018i.c
                                                                                                                            C:\mcc18\src\startup\c018i.c
                                           /* MPLAB-C18 initialized data memory support */                                  C:\mcc18\src\startup\c018i.c
                                           /* The linker will populate the _cinit table */                                  C:\mcc18\src\startup\c018i.c
                                           extern far rom struct                                                            C:\mcc18\src\startup\c018i.c
                                           {                                                                                C:\mcc18\src\startup\c018i.c
                                             unsigned short num_init;                                                       C:\mcc18\src\startup\c018i.c
                                             struct _init_entry                                                             C:\mcc18\src\startup\c018i.c
                                             {                                                                              C:\mcc18\src\startup\c018i.c
                                               unsigned long from;                                                          C:\mcc18\src\startup\c018i.c
                                               unsigned long to;                                                            C:\mcc18\src\startup\c018i.c
                                               unsigned long size;                                                          C:\mcc18\src\startup\c018i.c
                                             }                                                                              C:\mcc18\src\startup\c018i.c
                                             entries[];                                                                     C:\mcc18\src\startup\c018i.c
                                           }                                                                                C:\mcc18\src\startup\c018i.c
                                           _cinit;                                                                          C:\mcc18\src\startup\c018i.c
                                                                                                                            C:\mcc18\src\startup\c018i.c
                                           #pragma code _cinit_scn                                                          C:\mcc18\src\startup\c018i.c
                                           void                                                                             C:\mcc18\src\startup\c018i.c
                                           _do_cinit (void)                                                                 C:\mcc18\src\startup\c018i.c
                                           {                                                                                C:\mcc18\src\startup\c018i.c
                                             /* we'll make the assumption in the following code that these statics          C:\mcc18\src\startup\c018i.c
                                              * will be allocated into the same bank.                                       C:\mcc18\src\startup\c018i.c
                                              */                                                                            C:\mcc18\src\startup\c018i.c
                                             static short long prom;                                                        C:\mcc18\src\startup\c018i.c
                                             static unsigned short curr_byte;                                               C:\mcc18\src\startup\c018i.c
                                             static unsigned short curr_entry;                                              C:\mcc18\src\startup\c018i.c
                                             static short long data_ptr;                                                    C:\mcc18\src\startup\c018i.c
                                                                                                                            C:\mcc18\src\startup\c018i.c