ad.lst

卓氏向量中断程序

D:\TIC2XX\C2000\CGTOOLS\BIN\DSPA.EXE Ad.asm Ad.obj -ls -v2xx 

TMS320C1x/C2x/C2xx/C5x COFF Assembler Version 7.00  Sat Jul 14 16:18:01 2001
Copyright (c) 1987-1999  Texas Instruments Incorporated 
Ad.asm                                                               PAGE    1

       1            ;*************************************************************
       2            ; File Name  :  Ad.asm
       3            ; Originator :  Texas Instrument-Chongqing University DSPs Lab.
       4            ; Description:  LF2407 DSK 32 Points FFT Algorithms Test Program
       5            ; Author     :  Zhuo Qingfeng
       6            ; Last Update:  7-14-2001
       7            ;************************************************************** 
       8            ; INPUT     : NO
       9            ; OUTPUT    :The sample result store in 0x800-0x9ff(i.e.0x800--
      10            ;            0x81f-->channel0,0x820--0x83f-->channel1...),flag.1
      11            ;            (0x60h) indicates AD conv.completion. 
      12            ; USED REGS.:ACC,DP,ST0,ST1,AR0,AR1,AR2,ADCOUNT,flag and Timer4
      13            ;***************************************************************
      14 0000       ADRESULT    .usect ".ad",16*32  ;Samples-->SRAM(0800H--0A00H)
      15 0200       ADCOUNT     .usect ".ad",1
      16 0201       ADCHANN     .usect ".ad",1      ;FFT Channel NO.
      17      00e1  DP_PF2          .set    225
      18      00ea  DP_EVB          .set    234 
      19      0014  DP_SARAM2   .set    20          ;Page of SARAM(A00H/80H)
      20      7505  T4CNT           .set    7505h           ; T2 Counter
      21      7507  T4PER           .set    7507h           ; T2 Period
      22      7508  T4CON           .set    7508h
      23      7500  GPTCONB         .set    7500h
      24      752d  EVBIMRB         .set    752dh
      25      7530  EVBIFRB         .set    7530h
      26      70a0  ADCTRL1         .set    70A0h           ; ADC Control reg 1
      27      70a1  ADCTRL2         .set    70A1h           ; ADC Control reg 2
      28      70a2  MAXCONV         .set    70A2h           ; Maximum conversions in sequence
      29      70a3  CHSELSEQ1       .set    70A3h           ; Channel select fields: Results 3,2,1,0
      30      70a4  CHSELSEQ2       .set    70A4h           ; Channel select fields: Results 7,6,5,4
      31      70a5  CHSELSEQ3       .set    70A5h           ; Channel select fields: Results 11,10,9,8
      32      70a6  CHSELSEQ4       .set    70A6h           ; Channel select fields: Results 15,14,13,12
      33      70a8  RESULT0         .set    70A8h           ; Conversion result 0
      34            
      35                    .def  ADINIT,ADCINT_ISR,AD,ADRESULT,ADCHANN
      36                    .ref  INT1RET,flag
      37                    
      38 0000               .text
      39            ;---------------------------------------
      40 0000       ADINIT: 
      41 0000 bcea          LDP             #DP_EVB         ;Timer4 Setting
      42 0001 ae05          SPLK    #0000H,T4CNT
         0002 0000  
      43 0003 ae08          SPLK    #170CH,T4CON    ;Continuous-up,x/128   174CH
         0004 170c  
      44 0005 ae07          SPLK    #075H,T4PER     ;24M,20ms/32
         0006 0075  
      45 0007 ae00          SPLK    #0400H,GPTCONB
         0008 0400  
      46 0009 ae30          SPLK    #0FFFFH,EVBIFRB
         000a ffff  
      47 000b ae2d          SPLK    #0000H,EVBIMRB  ;Disable all Timer4 Int.
         000c 0000  
      48            
TMS320C1x/C2x/C2xx/C5x COFF Assembler Version 7.00  Sat Jul 14 16:18:01 2001
Copyright (c) 1987-1999  Texas Instruments Incorporated 
Ad.asm                                                               PAGE    2

      49 000d bce1          LDP             #DP_PF2
      50 000e ae20          SPLK    #0010H,ADCTRL1  ;24M,Disable Cal&Sel-test
         000f 0010  
      51 0010 ae21          SPLK    #8404H,ADCTRL2  ;Start/Stop Mode,Int.1
         0011 8404  
      52 0012 ae22          SPLK    #000FH,MAXCONV  ;16 Channels
         0013 000f  
      53 0014 ae23          SPLK    #3210H,CHSELSEQ1
         0015 3210  
      54 0016 ae24          SPLK    #7654H,CHSELSEQ2
         0017 7654  
      55 0018 ae25          SPLK    #0BA98H,CHSELSEQ3
         0019 ba98  
      56 001a ae26          SPLK    #0FEDCH,CHSELSEQ4
         001b fedc  
      57                    
      58 001c bc14          LDP             #DP_SARAM2       ;0A00H/80H
      59 001d ae00-         SPLK    #ADRESULT,ADCOUNT
         001e 0000- 
      60            
      61 001f ef00          RET
      62            ;----------------------------------- 
      63 0020 bc00  AD:     LDP             #0
      64 0021 6900!         LACL    flag
      65 0022 bfb0          AND             #0FFFDH          ;Clear flag.1
         0023 fffd  
      66 0024 9000!         SACL    flag
      67            
      68 0025 bcea          LDP             #DP_EVB          ;AD starting Sub.
      69 0026 6908          LACL    T4CON
      70 0027 bfc0          OR              #40H             ;Start Timer4-->Start AD
         0028 0040  
      71 0029 9008          SACL    T4CON
      72 002a ef00          RET
      73            ;-----------------------------------
      74 002b       ADCINT_ISR:
      75 002b be46          CLRC    SXM
      76 002c bc14          LDP             #DP_SARAM2       ;0A00H/80H
      77 002d 0100-         LAR             AR1,ADCOUNT
      78 002e b00f          LAR             AR0,#15          ;16 Channels
      79 002f bf0a          LAR             AR2,#RESULT0
         0030 70a8  
      80                    
      81 0031 8b8a          MAR             *,AR2
      82 0032 1aa9  ADC1    LACC    *+,10,AR1
      83 0033 9880          SACH    *
      84 0034 7820          ADRK    #32
      85 0035 8b88          MAR             *,AR0
      86 0036 7b9a          BANZ    ADC1,*-,AR2
         0037 0032' 
      87                    
      88 0038 bce1          LDP             #DP_PF2
      89 0039 6921          LACL    ADCTRL2
      90 003a bfc0          OR              #4000H           ;Set bit14--Reset SEQ1
TMS320C1x/C2x/C2xx/C5x COFF Assembler Version 7.00  Sat Jul 14 16:18:01 2001
Copyright (c) 1987-1999  Texas Instruments Incorporated 
Ad.asm                                                               PAGE    3

         003b 4000  
      91 003c bfb0          AND             #0FFDFH          ;Clear bit9--INT FLAG SEQ1
         003d ffdf  
      92 003e 9021          SACL    ADCTRL2
      93                    
      94 003f bc14          LDP             #DP_SARAM2 
      95 0040 6900-         LACL    ADCOUNT
      96 0041 bfa0          SUB             #ADRESULT+31
         0042 001f- 
      97 0043 e38c          BCND    ADC2,GEQ
         0044 004a' 
      98 0045 bf90          ADD             #ADRESULT+32     ;<32
         0046 0020- 
      99 0047 9000-         SACL    ADCOUNT
     100 0048 7980          B               INT1RET
         0049 0000! 
     101                       
     102 004a ae00- ADC2:   SPLK    #ADRESULT,ADCOUNT ;=32
         004b 0000- 
     103 004c bc00          LDP             #0
     104 004d 6900!         LACL    flag
     105 004e bfc0          OR              #2H               ;Set flag.1
         004f 0002  
     106 0050 9000!         SACL    flag 
     107            
     108 0051 bcea          LDP             #DP_EVB
     109 0052 6908          LACL    T4CON
     110 0053 bfb0          AND             #0FFBFH           ;Stop Timer4-->Stop AD
         0054 ffbf  
     111 0055 9008          SACL    T4CON
     112                    
     113 0056 7980          B               INT1RET
         0057 0000! 
     114            ;-----------------------------------
     115                    END

 No Errors,  No Warnings