uart3.lst

ADuC7020/26是ADI模拟公司开发的ARM7TDMI内核

ARM COMPILER V2.32c,  UART3                                                                14/09/05  13:26:19  PAGE 1   


ARM COMPILER V2.32c, COMPILATION OF MODULE UART3
OBJECT MODULE PLACED IN UART3.OBJ
COMPILER INVOKED BY: C:\Keil\ARM\BIN\CA.exe UART3.c THUMB DEBUG TABS(4) 

stmt  level    source

    1          /*********************************************************************
    2          
    3           Author        : ADI - Apps            www.analog.com/MicroConverter
    4          
    5           Date          : Sept. 2005
    6          
    7           File          : UART2.c
    8          
    9           Hardware      : Applicable to ADuC702x rev H or I silicon
   10                           Currently targetting ADuC7026.
   11          
   12           Description   : This code demonstrates basic UART functionality.
   13                           The baudrate is calculated with the following formula:
   14           
   15                              DL = HCLK                                          
   16                                  _______                                        
   17                                  Baudrate * 2 *16                               
   18                                                                                                                     
   19          ***********************************************************************/
   20          
   21          #include <ADuC7026.h>
   22          #include"stdio.h"   
   23          
   24          void delay(int);
   25          
   26          int main (void)  {
   27   1      
   28   1          // Setup tx & rx pins on P1.0 and P1.1
   29   1          GP1CON = 0x011;
   30   1          // Start setting up UART at 9600bps
   31   1          COMCON0 = 0x080;                // Setting DLAB
   32   1          COMDIV0 = 0x088;                // Setting DIV0 and DIV1 to DL calculated
   33   1          COMDIV1 = 0x000;
   34   1          COMCON0 = 0x007;                // Clearing DLAB
   35   1      
   36   1          GP4DAT = 0x04000000;            // P4.2 configured as an output. LED is turned on
   37   1          printf ("Hello World\n");       // printf function call   
   38   1      
   39   1      while (1)
   40   1          {
   41   2          GP4DAT ^= 0x00040000;       // Complement P4.2
   42   2          delay(200000);
   43   2          }               
   44   1      }
   45          
   46          void delay (int length)
   47          {
   48   1          while (length >=0)
   49   1              length--;
   50   1      }
ARM COMPILER V2.32c,  UART3                                                                14/09/05  13:26:19  PAGE 2   

ASSEMBLY LISTING OF GENERATED OBJECT CODE



*** EXTERNALS:
 EXTERN CODE16 (printf?T)
 EXTERN NUMBER (__startup)



*** PUBLICS:
 PUBLIC         delay?T
 PUBLIC         main



*** DATA SEGMENT '?CON?UART3':
 00000000          ??S_1:
 00000000            DB          'Hello World',0x0A,0x00

*** CODE SEGMENT '?PR?main?UART3':
   26: int main (void)  {
 00000000  B500      PUSH        {LR}
   29:     GP1CON = 0x011;
 00000002  2111      MOV         R1,#0x11
 00000004  4800      LDR         R0,=0xFFFFF404
 00000006  6001      STR         R1,[R0,#0x0]
   31:        COMCON0 = 0x080;             // Setting DLAB
 00000008  2180      MOV         R1,#0x80
 0000000A  4800      LDR         R0,=0xFFFF070C
 0000000C  6001      STR         R1,[R0,#0x0]
   32:        COMDIV0 = 0x088;             // Setting DIV0 and DIV1 to DL calculated
 0000000E  2188      MOV         R1,#0x88
 00000010  4800      LDR         R0,=0xFFFF0700
 00000012  6001      STR         R1,[R0,#0x0]
   33:        COMDIV1 = 0x000;
 00000014  2100      MOV         R1,#0x0
 00000016  4800      LDR         R0,=0xFFFF0704
 00000018  6001      STR         R1,[R0,#0x0]
   34:        COMCON0 = 0x007;             // Clearing DLAB
 0000001A  2107      MOV         R1,#0x7
 0000001C  4800      LDR         R0,=0xFFFF070C
 0000001E  6001      STR         R1,[R0,#0x0]
   36:     GP4DAT = 0x04000000;            // P4.2 configured as an output. LED is turned on
 00000020  4800      LDR         R1,=0x4000000
 00000022  4800      LDR         R0,=0xFFFFF460
 00000024  6001      STR         R1,[R0,#0x0]
   37:       printf ("Hello World\n");       // printf function call   
 00000026  4800      LDR         R0,=??S_1 ; ??S_1
 00000028  F7FF      BL          printf?T  ; T=0x0001  (1)
 0000002A  FFEA      BL          printf?T  ; T=0x0001  (2)
   39: while (1)
 0000002C          L_3:
   41:     GP4DAT ^= 0x00040000;       // Complement P4.2
 0000002C  4800      LDR         R2,=0x40000
 0000002E  4800      LDR         R0,=0xFFFFF460
 00000030  6801      LDR         R1,[R0,#0x0]
 00000032  4051      EOR         R1,R2
 00000034  6001      STR         R1,[R0,#0x0]
   42:     delay(200000);
 00000036  4800      LDR         R0,=0x30D40
 00000038  F7FF      BL          delay?T  ; T=0x0001  (1)
 0000003A  FFE2      BL          delay?T  ; T=0x0001  (2)
   43:     }                
 0000003C  E7F6      B           L_3  ; T=0x0000002C
   44: }
 0000003E  BC08      POP         {R3}
 00000040  4718      BX          R3
 00000042          ENDP ; 'main'


*** CODE SEGMENT '?PR?delay?T?UART3':
   46: void delay (int length)
 00000000  ---- Variable 'length' assigned to Register 'R0' ----
ARM COMPILER V2.32c,  UART3                                                                14/09/05  13:26:19  PAGE 3   

   48:     while (length >=0)
 00000000  E000      B           L_5  ; T=0x00000004
 00000002          L_7:
 00000002  3801      SUB         R0,#0x1
 00000004          L_5:
 00000004  1C01      MOV         R1,R0 ; length
 00000006  2900      CMP         R1,#0x0 ; length
 00000008  DAFB      BGE         L_7  ; T=0x00000002
   50: }
 0000000A  4770      BX          R14
 0000000C          ENDP ; 'delay?T'



Module Information          Static
----------------------------------
  code size            =    ------
  data size            =    ------
  const size           =        13
End of Module Information.


ARM COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)