📄 m16_eeprom.lst
字号:
__start:
__text_start:
0032 E5CF LDI R28,0x5F
0033 E0D4 LDI R29,4
0034 BFCD OUT 0x3D,R28
0035 BFDE OUT 0x3E,R29
0036 51C4 SUBI R28,0x14
0037 40D0 SBCI R29,0
0038 EA0A LDI R16,0xAA
0039 8308 STD Y+0,R16
003A 2400 CLR R0
003B E7E0 LDI R30,0x70
003C E0F0 LDI R31,0
003D E010 LDI R17,0
003E 37E6 CPI R30,0x76
003F 07F1 CPC R31,R17
0040 F011 BEQ 0x0043
0041 9201 ST R0,Z+
0042 CFFB RJMP 0x003E
0043 8300 STD Z+0,R16
0044 E5E4 LDI R30,0x54
0045 E0F0 LDI R31,0
0046 E6A0 LDI R26,0x60
0047 E0B0 LDI R27,0
0048 E010 LDI R17,0
0049 36E4 CPI R30,0x64
004A 07F1 CPC R31,R17
004B F021 BEQ 0x0050
004C 95C8 LPM
004D 9631 ADIW R30,1
004E 920D ST R0,X+
004F CFF9 RJMP 0x0049
0050 940E00BF CALL _main
_exit:
0052 CFFF RJMP _exit
_DelayMs:
j --> R20
i --> R16
0053 940E00F8 CALL push_gset1
FILE: F:\myavr\temp\M16_EEPROM\M16_EEPROM.C
(0001) //***************FileName:Capature.C***************//
(0002) //***************ICCAVR V6.30编译*****************//
(0003)
(0004) #include <iom16v.h>
(0005) #define uchar unsigned char
(0006) #define uint unsigned int
(0007)
(0008) //数码管字型表，对应0，1，2，3，4，5，6，7，8，9，A,B,C,D,E,F//
(0009) uchar Table[16]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,
(0010) 0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};
(0011) uchar Read_Data[4]; //定义读出数据
(0012) uchar *p1;
(0013)
(0014) void DelayMs(uint i) //Ms级延时，参数i为延时时间
(0015) {uint j;
(0016) for(;i!=0;i--)
0055 C00A RJMP 0x0060
(0017) {for(j=250;j!=0;j--) {;}}
0056 EF4A LDI R20,0xFA
0057 E050 LDI R21,0
0058 C002 RJMP 0x005B
0059 5041 SUBI R20,1
005A 4050 SBCI R21,0
005B 3040 CPI R20,0
005C 0745 CPC R20,R21
005D F7D9 BNE 0x0059
005E 5001 SUBI R16,1
005F 4010 SBCI R17,0
0060 3000 CPI R16,0
0061 0701 CPC R16,R17
0062 F799 BNE 0x0056
(0018) }
0063 940E00FB CALL pop_gset1
0065 9508 RET
_Display:
sel --> R20
i --> R22
p --> R10
0066 940E0113 CALL push_gset3
0068 0158 MOVW R10,R16
(0019)
(0020) void Display(uchar *p) //动态显示函数，参数p为待显示的数组名
(0021) {uchar i,sel=0x01;
0069 E041 LDI R20,1
(0022) for(i=0;i<4;i++)
006A 2766 CLR R22
006B C017 RJMP 0x0083
(0023) {PORTC=sel; //选通最右边的数码管
006C BB45 OUT 0x15,R20
(0024) PORTA=0xff-Table[p[i]]; //送字型码
006D 2FE6 MOV R30,R22
006E 27FF CLR R31
006F 0DEA ADD R30,R10
0070 1DFB ADC R31,R11
0071 81E0 LDD R30,Z+0
0072 27FF CLR R31
0073 E680 LDI R24,0x60
0074 E090 LDI R25,0
0075 0FE8 ADD R30,R24
0076 1FF9 ADC R31,R25
0077 8020 LDD R2,Z+0
0078 2433 CLR R3
0079 EF8F LDI R24,0xFF
007A E090 LDI R25,0
007B 1982 SUB R24,R2
007C 0993 SBC R25,R3
007D BB8B OUT 0x1B,R24
(0025) DelayMs(2); //显示延时
007E E002 LDI R16,2
007F E010 LDI R17,0
0080 DFD2 RCALL _DelayMs
(0026) sel=sel<<1; //移位以显示前一位
0081 0F44 LSL R20
0082 9563 INC R22
0083 3064 CPI R22,4
0084 F338 BCS 0x006C
(0027) }
(0028) }
0085 940E00F5 CALL pop_gset3
0087 9508 RET
(0029)
(0030) void Init_IO(void) //初始化I/O口
(0031) {DDRA=0xff; //设置A口为推挽1输出
_Init_IO:
0088 EF8F LDI R24,0xFF
0089 BB8A OUT 0x1A,R24
(0032) PORTA=0xff;
008A BB8B OUT 0x1B,R24
(0033) DDRC=0xff; //设置C口为推挽1输出
008B BB84 OUT 0x14,R24
(0034) PORTC=0xff;
008C BB85 OUT 0x15,R24
(0035) }
008D 9508 RET
_Write_EEPROM:
Address --> R22
Data --> R20
008E 940E010F CALL push_gset2
0090 01B9 MOVW R22,R18
0091 2F40 MOV R20,R16
(0036)
(0037) void Write_EEPROM(uchar Data,uint Address)
(0038) {if(EECR&0x20) DelayMs(4);
0092 9BE5 SBIS 0x1C,5
0093 C003 RJMP 0x0097
0094 E004 LDI R16,4
0095 E010 LDI R17,0
0096 DFBC RCALL _DelayMs
(0039) EEARH=Address>>8;
0097 011B MOVW R2,R22
0098 2C23 MOV R2,R3
0099 2433 CLR R3
009A BA2F OUT 0x1F,R2
(0040) EEARL=Address&0x00ff;
009B 01CB MOVW R24,R22
009C 7090 ANDI R25,0
009D BB8E OUT 0x1E,R24
(0041) EEDR=Data;
009E BB4D OUT 0x1D,R20
(0042) EECR=EECR|0x04;
009F 9AE2 SBI 0x1C,2
(0043) EECR=EECR|0x02;
00A0 9AE1 SBI 0x1C,1
(0044) DelayMs(4);
00A1 E004 LDI R16,4
00A2 E010 LDI R17,0
00A3 DFAF RCALL _DelayMs
(0045) }
00A4 940E00F2 CALL pop_gset2
00A6 9508 RET
_Read_EEPROM:
i --> R20
Address --> R20
00A7 940E00F8 CALL push_gset1
00A9 01A8 MOVW R20,R16
(0046)
(0047) uchar Read_EEPROM(uint Address)
(0048) {uchar i;
(0049) if(EECR&0x01) DelayMs(4);
00AA 9BE0 SBIS 0x1C,0
00AB C003 RJMP 0x00AF
00AC E004 LDI R16,4
00AD E010 LDI R17,0
00AE DFA4 RCALL _DelayMs
(0050) EEARH=Address>>8;
00AF 011A MOVW R2,R20
00B0 2C23 MOV R2,R3
00B1 2433 CLR R3
00B2 BA2F OUT 0x1F,R2
(0051) EEARL=Address&0x00ff;
00B3 01CA MOVW R24,R20
00B4 7090 ANDI R25,0
00B5 BB8E OUT 0x1E,R24
(0052) EECR=EECR|0x01;
00B6 9AE0 SBI 0x1C,0
(0053) DelayMs(5);
00B7 E005 LDI R16,5
00B8 E010 LDI R17,0
00B9 DF99 RCALL _DelayMs
(0054) i=EEDR;
(0055) return(i);
00BA B34D IN R20,0x1D
00BB 2F04 MOV R16,R20
00BC 940E00FB CALL pop_gset1
00BE 9508 RET
(0056) }
(0057)
(0058) void main(void)
(0059) {uchar i;
(0060) Init_IO(); //初始化I/O口
_main:
i --> R20
00BF DFC8 RCALL _Init_IO
(0061) PORTA=0xff; //点亮以测试所有的数码管
00C0 EF8F LDI R24,0xFF
00C1 BB8B OUT 0x1B,R24
(0062) PORTC=0x00;
00C2 2422 CLR R2
00C3 BA25 OUT 0x15,R2
(0063) DelayMs(30); //延时
00C4 E10E LDI R16,0x1E
00C5 E010 LDI R17,0
00C6 DF8C RCALL _DelayMs
(0064) PORTC=0xff; //熄灭所有的数码管
00C7 EF8F LDI R24,0xFF
00C8 BB85 OUT 0x15,R24
(0065) for(i=0;i<4;i++)
00C9 2744 CLR R20
00CA C007 RJMP 0x00D2
(0066) {Write_EEPROM(5*i,i);}
00CB 2F24 MOV R18,R20
00CC 2733 CLR R19
00CD E085 LDI R24,5
00CE 9F84 MUL R24,R20
00CF 2D00 MOV R16,R0
00D0 DFBD RCALL _Write_EEPROM
00D1 9543 INC R20
00D2 3044 CPI R20,4
00D3 F3B8 BCS 0x00CB
(0067) for(i=0;i<4;i++)
00D4 2744 CLR R20
00D5 C00B RJMP 0x00E1
(0068) {Read_Data[i]=Read_EEPROM(i);
00D6 2F04 MOV R16,R20
00D7 2711 CLR R17
00D8 DFCE RCALL _Read_EEPROM
00D9 E782 LDI R24,0x72
00DA E090 LDI R25,0
00DB 2FE4 MOV R30,R20
00DC 27FF CLR R31
00DD 0FE8 ADD R30,R24
00DE 1FF9 ADC R31,R25
00DF 8300 STD Z+0,R16
00E0 9543 INC R20
00E1 3044 CPI R20,4
00E2 F398 BCS 0x00D6
00E3 C00C RJMP 0x00F0
(0069) }
(0070) while(1)
(0071) {
(0072) p1[0]=Read_Data[0];
00E4 90200072 LDS R2,_Read_Data
00E6 91E00070 LDS R30,_p1
00E8 91F00071 LDS R31,_p1+1
00EA 8220 STD Z+0,R2
(0073) Display(p1);
00EB 018F MOVW R16,R30
00EC DF79 RCALL _Display
(0074) DelayMs(2);
00ED E002 LDI R16,2
00EE E010 LDI R17,0
00EF DF63 RCALL _DelayMs
00F0 CFF3 RJMP 0x00E4
(0075) }
(0076) }
FILE: <library>
00F1 9508 RET
pop_gset2:
00F2 E0E2 LDI R30,2
00F3 940C00FC JMP pop
pop_gset3:
00F5 E0E4 LDI R30,4
00F6 940C00FC JMP pop
push_gset1:
00F8 935A ST R21,-Y
00F9 934A ST R20,-Y
00FA 9508 RET
pop_gset1:
00FB E0E1 LDI R30,1
pop:
00FC 9149 LD R20,Y+
00FD 9159 LD R21,Y+
00FE FDE0 SBRC R30,0
00FF 9508 RET
0100 9169 LD R22,Y+
0101 9179 LD R23,Y+
0102 FDE1 SBRC R30,1
0103 9508 RET
0104 90A9 LD R10,Y+
0105 90B9 LD R11,Y+
0106 FDE2 SBRC R30,2
0107 9508 RET
0108 90C9 LD R12,Y+
0109 90D9 LD R13,Y+
010A FDE3 SBRC R30,3
010B 9508 RET
010C 90E9 LD R14,Y+
010D 90F9 LD R15,Y+
010E 9508 RET
push_gset2:
010F 937A ST R23,-Y
0110 936A ST R22,-Y
0111 940C00F8 JMP push_gset1
push_gset3:
0113 92BA ST R11,-Y
0114 92AA ST R10,-Y
0115 940C010F JMP push_gset2
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