main.lst

lpc2138读写SD卡的fat文件系统

ARM COMPILER V2.00d,  main                                                                 23/10/05  18:16:18  PAGE 1   


ARM COMPILER V2.00d, COMPILATION OF MODULE main
OBJECT MODULE PLACED IN .\Flash\main.obj
COMPILER INVOKED BY: C:\KEIL\ARM\BIN\CA.EXE main.c THUMB OPTIMIZE(7,SPEED) BROWSE DEBUG PRINT(.\FLASH\MAIN.LST) TABS(4) 
                    -OBJECT(.\Flash\main.obj) 

stmt  level    source

    1          /******************************************************************************/
    2          /*  This file is part of the kp weather station development                   */
    3          /*  Copyright kp 2005                                                         */
    4          /******************************************************************************/
    5          /*                                                                            */
    6          /*  Main.C:  kp weather station main routine                                                      */
    7          /*                                                                            */
    8          /******************************************************************************/          
    9          #include <stdio.h>                              // standard I/O .h-file
   10          #include <LPC213x.H>                            // LPC213x definitions
   11          #include <bsp.h>                                // include board support package
   12          #include <math.h>
   13          
   14          extern void init_registers();                   // setup regiters to support MCB2180 and project
   15          extern void init_serial (void);                 // Init Serial Interface function prototype
   16          extern void init_clock (void);                  // Init clock Interface function prototype
   17          extern void set_LED (unsigned char led_no, unsigned char led_cmd);
   18          extern void init_timer();
   19          extern void init_timer_1();
   20          extern void delay(int delay_val);
   21          extern int kp_printf(const char *fmt, ...);
   22          extern void wr_byte(unsigned char d, unsigned char x);  //d is the number of digits (leading zeros)
   23          extern void wr_32hex(unsigned int x);
   24          extern float wind_dir (void);
   25          extern void wind_dir_char(void);
   26          extern double wind_speed (unsigned int filterred_data);
   27          extern void disp_lum(unsigned char x);
   28          extern void disp_set_cursor(unsigned char r, unsigned char c);
   29          extern void disp_clr(void);
   30          extern float air_temp (unsigned char ad0);
   31          extern float air_temp_F (float air_c);
   32          extern int read_wind_dir_bits();
   33          extern char wind_dir_str[3];
   34          extern int volatile T0_flag;
   35          extern unsigned volatile int timer_0_capture;
   36          extern float wind_dir_ave;
   37          extern unsigned int tval;
   38          extern unsigned int val;
   39          double speed;
   40          unsigned char last_sec;
   41          
   42          int main (void) {
   43   1        float tmp1, tmp2, tmp3;
   44   1        float ad0, ad1;
   45   1        unsigned int n;
   46   1        unsigned char task_active = 0x80;             // lets try some tasking
   47   1                                                      // b x x | x x | x x | x x
   48   1                                                      //   M   | T1  | T2  | RTC  1st indicates "active"
   49   1        init_registers();
   50   1        init_serial();                                // Initialize Serial Interface 
   51   1        init_timer();                                 // init timer 0
   52   1        init_timer_1();                               // init timer 1
   53   1        init_clock();                                 // init real-time clock
   54   1      
   55   1        printf("\n");                                 // clear displar
   56   1        while (ON) {                                  // while microprocess is on, Loop forever
   57   2          if ( ((task_active)&(0x80)) == 0x80 ) {     // test for active
   58   3            set_LED(ZERO,ON);                         // indicate active
ARM COMPILER V2.00d,  main                                                                 23/10/05  18:16:18  PAGE 2   

   59   3            task_active &= 0x7F;                      // clear active bit (preserve all others)
   60   3          }
   61   2          else {
   62   3            set_LED(ZERO,OFF);                        // indicate inactive
   63   3            task_active |= 0x80;                      // set active bit
   64   3          }
   65   2      disp_lum(1);                    // display lighting (0=off, 1=20%...,5=100% 
   66   2      disp_set_cursor(0,0);
   67   2      wind_dir_char();
   68   2      speed=wind_speed(timer_0_capture);
   69   2      printf("  Wind %s",wind_dir_str); 
   70   2      printf("  %2.1f MPH  ",speed);  
   71   2      disp_set_cursor(1,0);
   72   2      printf("Temp %3.0f",air_temp_F(air_temp(tval))); 
   73   2      putchar(0xDF); printf("F"); 
   74   2      printf("  "); wr_byte(2,HOUR);
   75   2      printf(":");  wr_byte(2,MIN);
   76   2      printf(":");  wr_byte(2,SEC);
   77   2      
   78   2      last_sec = SEC;
   79   2      while (last_sec == SEC);
   80   2        }
   81   1      }
ARM COMPILER V2.00d,  main                                                                 23/10/05  18:16:18  PAGE 3   

ASSEMBLY LISTING OF GENERATED OBJECT CODE



*** EXTERNALS:
 EXTERN CODE16 (putchar?T)
 EXTERN CODE16 (printf?T)
 EXTERN CODE16 (init_registers?T)
 EXTERN CODE16 (init_serial?T)
 EXTERN CODE16 (init_clock?T)
 EXTERN CODE16 (set_LED?T)
 EXTERN CODE16 (init_timer?T)
 EXTERN CODE16 (init_timer_1?T)
 EXTERN CODE16 (wr_byte?T)
 EXTERN CODE16 (wind_dir_char?T)
 EXTERN CODE16 (wind_speed?T)
 EXTERN CODE16 (disp_lum?T)
 EXTERN CODE16 (disp_set_cursor?T)
 EXTERN CODE16 (air_temp?T)
 EXTERN CODE16 (air_temp_F?T)
 EXTERN DATA (wind_dir_str)
 EXTERN DATA (timer_0_capture)
 EXTERN DATA (tval)
 EXTERN NUMBER (__startup)



*** PUBLICS:
 PUBLIC         main
 PUBLIC         speed
 PUBLIC         last_sec



*** DATA SEGMENT '?CON?main':
 00000000          ??S_7:
 00000000            DB          ':',0x00
 00000002          ??S_6:
 00000002            DB          '  ',0x00
 00000005          ??S_5:
 00000005            DB          'F',0x00
 00000007          ??S_4:
 00000007            DB          'Temp %3.0f',0x00
 00000012          ??S_3:
 00000012            DB          '  %2.1f MPH  ',0x00
 00000020          ??S_2:
 00000020            DB          '  Wind %s',0x00
 0000002A          ??S_1:
 0000002A            DB          0x0A,0x00

*** DATA SEGMENT '?DT0?main':
 00000000          speed:
 00000000            DS          4
 00000004          last_sec:
 00000004            DS          1



*** CODE SEGMENT '?PR?main?main':
   42: int main (void) {
 00000000  B500      PUSH        {LR}
 00000002            ; SCOPE-START
   46:   unsigned char task_active = 0x80;             // lets try some tasking
 00000002  2480      MOV         R4,#0x80
 00000004  ---- Variable 'task_active' assigned to Register 'R4' ----
   49:   init_registers();
 00000004  F7FF      BL          init_registers?T  ; T=0x0001  (1)
 00000006  FFFC      BL          init_registers?T  ; T=0x0001  (2)
   50:   init_serial();                                // Initialize Serial Interface 
 0000000A  F7FF      BL          init_serial?T  ; T=0x0001  (1)