📄 频率计.lst
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ASEM-51 V1.3 Copyright (c) 2002 by W.W. Heinz PAGE 1
MCS-51 Family Macro Assembler A S E M - 5 1 V 1.3
=====================================================
Source File: 频率计.C
Object File: 频率计.hex
List File: 频率计.lst
Line I Addr Code Source
1: /*******************************************************
^
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2: 频率计，可测量1HZ~65KHZ的频率,晶振频率为11.0592MHZ
^
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3: ********************************************************/
^
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4:
5: #include<reg52.h>
^
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6: unsigned int n=0;
^
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7: unsigned int pinlv=0;
^
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8: unsigned int a1=0;//万位
^
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9: unsigned int a2=0;//千位
^
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10: unsigned int a3=0;//百位
^
@@@@@ illegal statement syntax @@@@@
11: unsigned int a4=0;//十位
^
@@@@@ illegal statement syntax @@@@@
12: unsigned int a5=0;//个位
^
ASEM-51 V1.3 Copyright (c) 2002 by W.W. Heinz PAGE 2
Line I Addr Code Source
@@@@@ illegal statement syntax @@@@@
13: unsigned int b;
^
@@@@@ illegal statement syntax @@@@@
14: unsigned char c; //定义一个无符号字符型c
^
@@@@@ illegal statement syntax @@@@@
15: unsigned char char1[10]={0xb0,0xb1,0xb2,0xb3,0xb4,0xb5,0xb6,0xb7,0xb8,0xb9};//char1[10]={10110000,10
^
@@@@@ illegal statement syntax @@@@@
110001,...,10111001}
16: unsigned char char2[10]={0xc0,0xc1,0xc2,0xc3,0xc4,0xc5,0xc6,0xc7,0xc8,0xc9};//char2[10]={11000000,11
^
@@@@@ illegal statement syntax @@@@@
000001,...,11001001}
17: unsigned char char3[10]={0xd0,0xd1,0xd2,0xd3,0xd4,0xd5,0xd6,0xd7,0xd8,0xd9};
^
@@@@@ illegal statement syntax @@@@@
18: unsigned char char4[10]={0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7,0xe8,0xe9};
^
@@@@@ illegal statement syntax @@@@@
19: unsigned char char5[10]={0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,0xf6,0xf7,0xf8,0xf9};
^
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20:
21: void time0() interrupt 1//中断源1 “interrupt 1”:定时器0溢出中断
^
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22: {
^
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23: TH0=0xdc;//TH0=220=1101 1100
^
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24: TL0=0x00;//TL0=0=0000 0000
^
@@@@@ illegal statement syntax @@@@@
25: /*n++;
^
@@@@@ illegal statement syntax @@@@@
26: if(n==100000000)//判断n=100则计算频率值
^
@@@@@ unary operator expected @@@@@
ASEM-51 V1.3 Copyright (c) 2002 by W.W. Heinz PAGE 3
Line I Addr Code Source
27: {*/
^
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28: n=0;
29: pinlv=TH1*256+TL1;//计算频率值
30: TH1=0;
31: TL1=0;
32: a5=pinlv%10;//个位
33: b=pinlv/10;
34: a4=b%10;//十位
35: b=b/10;
36: a3=b%10;//百位
37: b=b/10;
38: a2=b%10;//千位
39: a1=b/10;//万位
40:
41: }
^
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42:
43: void main()
44: {
^
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45: TMOD=0x51;//TMOD=0101 0001设置定时计数器，T1计数，T0定时
46: EA=1;//开总中断
47: ET0=1;//T0允许中断
48: TH0=0xdc;//TH0=220=1101 1100
49: TL0=0x00;//TL0=0=0000 0000
50: TH1=0;
51: TL1=0;
52: TR0=1;//启动定时器T0
53: TR1=1;//启动定时器T1
54: while(1)//条件为真，一直执行while语句
55: {
^
@@@@@ illegal character @@@@@
56: c=char1[a1];
57: P0=c;//P0口输出（万位）
58: c=char2[a2];
59: P0=c;
60: c=char3[a3];
61: P0=c;
62: c=char4[a4];
63: P0=c;
64: c=char5[a5];
65: P0=c;
66: }
^
@@@@@ illegal character @@@@@
ASEM-51 V1.3 Copyright (c) 2002 by W.W. Heinz PAGE 4
Line I Addr Code Source
67: }
^
@@@@@ illegal character @@@@@
^
@@@@@ ENDIF statement expected @@@@@
^
@@@@@ no END statement found @@@@@
register banks used: ---
32 errors detected
ASEM-51 V1.3 Copyright (c) 2002 by W.W. Heinz PAGE 5
L I S T O F S Y M B O L S
=============================
SYMBOL TYPE VALUE LINE
------------------------------------------------------------
??ASEM_51 NUMBER 8051
??VERSION NUMBER 0130
AC BIT D6
ACC DATA E0
B DATA F0
CY BIT D7
DPH DATA 83
DPL DATA 82
EA BIT AF
ES BIT AC
ET0 BIT A9
ET1 BIT AB
EX0 BIT A8
EX1 BIT AA
EXTI0 CODE 0003
EXTI1 CODE 0013
F0 BIT D5
IE DATA A8
IE0 BIT 89
IE1 BIT 8B
INT0 BIT B2
INT1 BIT B3
IP DATA B8
IT0 BIT 88
IT1 BIT 8A
OV BIT D2
P BIT D0
P0 DATA 80
P1 DATA 90
P2 DATA A0
P3 DATA B0
PCON DATA 87
PS BIT BC
PSW DATA D0
PT0 BIT B9
PT1 BIT BB
PX0 BIT B8
PX1 BIT BA
RB8 BIT 9A
RD BIT B7
REN BIT 9C
RESET CODE 0000
RI BIT 98
RS0 BIT D3
RS1 BIT D4
RXD BIT B0
SBUF DATA 99
SCON DATA 98
SINT CODE 0023
SM0 BIT 9F
ASEM-51 V1.3 Copyright (c) 2002 by W.W. Heinz PAGE 6
SYMBOL TYPE VALUE LINE
------------------------------------------------------------
SM1 BIT 9E
SM2 BIT 9D
SP DATA 81
T0 BIT B4
T1 BIT B5
TB8 BIT 9B
TCON DATA 88
TF0 BIT 8D
TF1 BIT 8F
TH0 DATA 8C
TH1 DATA 8D
TI BIT 99
TIMER0 CODE 000B
TIMER1 CODE 001B
TL0 DATA 8A
TL1 DATA 8B
TMOD DATA 89
TR0 BIT 8C
TR1 BIT 8E
TXD BIT B1
WR BIT B6
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