116 lines
3.7 KiB
Plaintext
116 lines
3.7 KiB
Plaintext
C51 COMPILER V9.60.0.0 MAIN 12/27/2025 19:02:38 PAGE 1
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C51 COMPILER V9.60.0.0, COMPILATION OF MODULE MAIN
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OBJECT MODULE PLACED IN .\Objects\main.obj
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COMPILER INVOKED BY: D:\keli\uv5_arm\C51\BIN\C51.EXE main.c OPTIMIZE(8,SPEED) BROWSE DEBUG OBJECTEXTEND PRINT(.\Listings
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-\main.lst) TABS(2) OBJECT(.\Objects\main.obj)
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line level source
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1 #include "REG51.h"
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2 #include "INTRINS.h"
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3
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4 sbit K1 =P1^4 ; //增加键
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5 sbit K2 =P1^5 ; //减少键
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6 sbit P00 =P0^1;
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7 unsigned char PWM=0xe7; //赋初值
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8
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9
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10 void delayms(unsigned char ms);
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11 void delay(unsigned char t);
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12
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13 /*********************************************************/
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14 void main()
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15 {
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16 1
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17 1 P1=0xff;
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18 1 TMOD=0x21 ;
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19 1 TH0=0xff ; //50us延时常数
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20 1 TL0=0xce ; //频率调节
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21 1
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22 1 TH1=PWM ; //脉宽调节
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23 1 TL1=0 ;
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24 1
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25 1 EA=1;
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26 1 ET0=1;
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27 1 ET1=1;
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28 1
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29 1 TR0=1 ;
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30 1
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31 1 while(1)
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32 1 {
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33 2 do{
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34 3 if(PWM!=0xff)
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35 3 {PWM++ ;delayms(10);}
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36 3 else Beep() ;
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*** WARNING C206 IN LINE 36 OF main.c: 'Beep': missing function-prototype
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37 3 }
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38 2 while(K1==0);
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39 2
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40 2 do{
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41 3 if(PWM!=0xce)
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42 3 {PWM-- ;delayms(10);}
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43 3 else Beep() ;
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44 3 }
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45 2 while(K2==0);
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46 2 }
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47 1 }
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48
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49 void timer0() interrupt 1
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50 {
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51 1 TR1=0 ;
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52 1 TH0=0xff ;
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53 1 TL0=0xce ;
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C51 COMPILER V9.60.0.0 MAIN 12/27/2025 19:02:38 PAGE 2
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54 1 TH1=PWM ;
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55 1 TR1=1 ;
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56 1 P00=0 ; //启动输出
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57 1 }
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58
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59
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60 void timer1() interrupt 3
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61 {
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62 1 TR1=0 ;
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63 1 P00=1 ; //结束输出
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64 1 }
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65
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66
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67 /*********************************************************/
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68 // 延时子程序
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69 /*********************************************************/
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70 void delay(unsigned char t)
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71 {
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72 1 while(t--) ;
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73 1 }
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74
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75 /*********************************************************/
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76 // 延时子程序
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77 /*********************************************************/
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78 void delayms(unsigned char ms)
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79
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80 {
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81 1 unsigned char i ;
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82 1 while(ms--)
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83 1 {
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84 2 for(i = 0 ; i < 120 ; i++) ;
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85 2 }
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86 1 }
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87
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88 /*********************************************************/
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MODULE INFORMATION: STATIC OVERLAYABLE
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CODE SIZE = 119 ----
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CONSTANT SIZE = ---- ----
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XDATA SIZE = ---- ----
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PDATA SIZE = ---- ----
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DATA SIZE = 1 ----
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IDATA SIZE = ---- ----
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BIT SIZE = ---- ----
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END OF MODULE INFORMATION.
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C51 COMPILATION COMPLETE. 1 WARNING(S), 0 ERROR(S)
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