📄 m16_t2_rtc.lst
字号:
__start:
__text_start:
0031 E5CF LDI R28,0x5F
0032 E0D4 LDI R29,4
0033 BFCD OUT 0x3D,R28
0034 BFDE OUT 0x3E,R29
0035 51C4 SUBI R28,0x14
0036 40D0 SBCI R29,0
0037 EA0A LDI R16,0xAA
0038 8308 STD Y+0,R16
0039 2400 CLR R0
003A E6EE LDI R30,0x6E
003B E0F0 LDI R31,0
003C E010 LDI R17,0
003D 36EF CPI R30,0x6F
003E 07F1 CPC R31,R17
003F F011 BEQ 0x0042
0040 9201 ST R0,Z+
0041 CFFB RJMP 0x003D
0042 8300 STD Z+0,R16
0043 E5E4 LDI R30,0x54
0044 E0F0 LDI R31,0
0045 E6A0 LDI R26,0x60
0046 E0B0 LDI R27,0
0047 E010 LDI R17,0
0048 36E2 CPI R30,0x62
0049 07F1 CPC R31,R17
004A F021 BEQ 0x004F
004B 95C8 LPM
004C 9631 ADIW R30,1
004D 920D ST R0,X+
004E CFF9 RJMP 0x0048
004F 940E00BB CALL _main
_exit:
0051 CFFF RJMP _exit
_DelayMs:
j --> R20
i --> R16
0052 940E00EC CALL push_gset1
FILE: F:\myavr\temp\M16_T2_RTC\M16_T2_RTC.c
(0001) #include <iom16v.h>
(0002) #define uchar unsigned char
(0003) #define uint unsigned int
(0004) //segment code//
(0005) uchar Table[10]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};
(0006) uchar Data[4]={1,2,3,4};//定义初始时间00：00
(0007) uchar CNT;
(0008) void DelayMs(uchar i)
(0009) {
(0010) uchar j;
(0011) for(;i!=0;i--)
0054 C006 RJMP 0x005B
(0012) {
(0013) for(j=250;j!=0;j--);
0055 EF4A LDI R20,0xFA
0056 C001 RJMP 0x0058
0057 954A DEC R20
0058 2344 TST R20
0059 F7E9 BNE 0x0057
005A 950A DEC R16
005B 2300 TST R16
005C F7C1 BNE 0x0055
(0014) }
(0015) }
005D 940E00EF CALL pop_gset1
005F 9508 RET
_Display:
sel --> R20
i --> R22
p --> R10
0060 940E0107 CALL push_gset3
0062 0158 MOVW R10,R16
(0016)
(0017) void Display(uchar *p)
(0018) {
(0019) uchar i,sel=0x01;
0063 E041 LDI R20,1
(0020) for(i=0;i<4;i++)
0064 2766 CLR R22
0065 C016 RJMP 0x007C
(0021) {
(0022) PORTB=sel;
0066 BB48 OUT 0x18,R20
(0023) PORTA=0xff-Table[p[i]];
0067 2FE6 MOV R30,R22
0068 27FF CLR R31
0069 0DEA ADD R30,R10
006A 1DFB ADC R31,R11
006B 81E0 LDD R30,Z+0
006C 27FF CLR R31
006D E680 LDI R24,0x60
006E E090 LDI R25,0
006F 0FE8 ADD R30,R24
0070 1FF9 ADC R31,R25
0071 8020 LDD R2,Z+0
0072 2433 CLR R3
0073 EF8F LDI R24,0xFF
0074 E090 LDI R25,0
0075 1982 SUB R24,R2
0076 0993 SBC R25,R3
0077 BB8B OUT 0x1B,R24
(0024) DelayMs(1);
0078 E001 LDI R16,1
0079 DFD8 RCALL _DelayMs
(0025) sel=sel<<1;
007A 0F44 LSL R20
007B 9563 INC R22
007C 3064 CPI R22,4
007D F340 BCS 0x0066
(0026) }
(0027) }
007E 940E00E9 CALL pop_gset3
0080 9508 RET
(0028)
(0029) void Init_IO(void)
(0030) {
(0031) DDRA=0xff;
_Init_IO:
0081 EF8F LDI R24,0xFF
0082 BB8A OUT 0x1A,R24
(0032) PORTA=0xff;
0083 BB8B OUT 0x1B,R24
(0033) DDRB=0xff;
0084 BB87 OUT 0x17,R24
(0034) PORTB=0xff;
0085 BB88 OUT 0x18,R24
(0035) DDRC=0xff;
0086 BB84 OUT 0x14,R24
(0036) PORTC=0xff;
0087 BB85 OUT 0x15,R24
(0037) }
0088 9508 RET
(0038)
(0039) void Add_Second(uchar *p)
(0040) {
(0041) p[3]++;
_Add_Second:
p --> R16
0089 01C8 MOVW R24,R16
008A 9603 ADIW R24,3
008B 01FC MOVW R30,R24
008C 8180 LDD R24,Z+0
008D 5F8F SUBI R24,0xFF
008E 8380 STD Z+0,R24
(0042) if(p[3]==10){p[3]=0;p[2]++;}
008F 01F8 MOVW R30,R16
0090 8183 LDD R24,Z+3
0091 308A CPI R24,0xA
0092 F449 BNE 0x009C
0093 2422 CLR R2
0094 01F8 MOVW R30,R16
0095 8223 STD Z+3,R2
0096 01C8 MOVW R24,R16
0097 9602 ADIW R24,2
0098 01FC MOVW R30,R24
0099 8180 LDD R24,Z+0
009A 5F8F SUBI R24,0xFF
009B 8380 STD Z+0,R24
(0043) if(p[2]==6){p[2]=0;p[1]++;}
009C 01F8 MOVW R30,R16
009D 8182 LDD R24,Z+2
009E 3086 CPI R24,6
009F F449 BNE 0x00A9
00A0 2422 CLR R2
00A1 01F8 MOVW R30,R16
00A2 8222 STD Z+2,R2
00A3 01C8 MOVW R24,R16
00A4 9601 ADIW R24,1
00A5 01FC MOVW R30,R24
00A6 8180 LDD R24,Z+0
00A7 5F8F SUBI R24,0xFF
00A8 8380 STD Z+0,R24
(0044) if(p[1]==10){p[1]=0;p[0]++;}
00A9 01F8 MOVW R30,R16
00AA 8181 LDD R24,Z+1
00AB 308A CPI R24,0xA
00AC F439 BNE 0x00B4
00AD 2422 CLR R2
00AE 01F8 MOVW R30,R16
00AF 8221 STD Z+1,R2
00B0 01F8 MOVW R30,R16
00B1 8180 LDD R24,Z+0
00B2 5F8F SUBI R24,0xFF
00B3 8380 STD Z+0,R24
(0045) if(p[0]==6){p[0]=0;}
00B4 01F8 MOVW R30,R16
00B5 8180 LDD R24,Z+0
00B6 3086 CPI R24,6
00B7 F411 BNE 0x00BA
00B8 2422 CLR R2
00B9 8220 STD Z+0,R2
(0046) }
00BA 9508 RET
(0047)
(0048) void main(void)
(0049) {
(0050) uchar i;
(0051) Init_IO();
_main:
i --> Y+1
00BB DFC5 RCALL _Init_IO
(0052) PORTA=0xff;
00BC EF8F LDI R24,0xFF
00BD BB8B OUT 0x1B,R24
(0053) PORTB=0x00;
00BE 2422 CLR R2
00BF BA28 OUT 0x18,R2
(0054) DelayMs(10);
00C0 E00A LDI R16,0xA
00C1 DF90 RCALL _DelayMs
(0055) PORTB=0xff;
00C2 EF8F LDI R24,0xFF
00C3 BB88 OUT 0x18,R24
(0056) ASSR=0x08;//异步时钟使能
00C4 E088 LDI R24,0x8
00C5 BD82 OUT 0x22,R24
(0057) TCCR2=0x07;//32.768KHZ的晶振1024分频作为T/C2的时钟源
00C6 E087 LDI R24,7
00C7 BD85 OUT 0x25,R24
(0058) TIMSK=0x40;//T/C2中断溢出使能
00C8 E480 LDI R24,0x40
00C9 BF89 OUT 0x39,R24
(0059) SREG=SREG|0x80;//全局中断使能
00CA 9478 BSET 7
00CB C00D RJMP 0x00D9
(0060) while(1)
(0061) {
(0062) Display(Data);
00CC E60A LDI R16,0x6A
00CD E010 LDI R17,0
00CE DF91 RCALL _Display
(0063) if(CNT==32)
00CF 9180006E LDS R24,_CNT
00D1 3280 CPI R24,0x20
00D2 F431 BNE 0x00D9
(0064) {
(0065) CNT=0;
(0066) Add_Second(Data);
00D3 2422 CLR R2
00D4 9220006E STS _CNT,R2
00D6 E60A LDI R16,0x6A
00D7 E010 LDI R17,0
00D8 DFB0 RCALL _Add_Second
00D9 CFF2 RJMP 0x00CC
(0067) }
(0068) }
(0069) }
00DA 9508 RET
_Timer2:
00DB 938A ST R24,-Y
00DC 939A ST R25,-Y
00DD B78F IN R24,0x3F
00DE 938A ST R24,-Y
(0070)
(0071) #pragma interrupt_handler Timer2:5
(0072) void Timer2(void)
(0073) {CNT=CNT+1;}
FILE: <library>
00DF 9180006E LDS R24,_CNT
00E1 5F8F SUBI R24,0xFF
00E2 9380006E STS _CNT,R24
00E4 9189 LD R24,Y+
00E5 BF8F OUT 0x3F,R24
00E6 9199 LD R25,Y+
00E7 9189 LD R24,Y+
00E8 9518 RETI
pop_gset3:
00E9 E0E4 LDI R30,4
00EA 940C00F0 JMP pop
push_gset1:
00EC 935A ST R21,-Y
00ED 934A ST R20,-Y
00EE 9508 RET
pop_gset1:
00EF E0E1 LDI R30,1
pop:
00F0 9149 LD R20,Y+
00F1 9159 LD R21,Y+
00F2 FDE0 SBRC R30,0
00F3 9508 RET
00F4 9169 LD R22,Y+
00F5 9179 LD R23,Y+
00F6 FDE1 SBRC R30,1
00F7 9508 RET
00F8 90A9 LD R10,Y+
00F9 90B9 LD R11,Y+
00FA FDE2 SBRC R30,2
00FB 9508 RET
00FC 90C9 LD R12,Y+
00FD 90D9 LD R13,Y+
00FE FDE3 SBRC R30,3
00FF 9508 RET
0100 90E9 LD R14,Y+
0101 90F9 LD R15,Y+
0102 9508 RET
push_gset2:
0103 937A ST R23,-Y
0104 936A ST R22,-Y
0105 940C00EC JMP push_gset1
push_gset3:
0107 92BA ST R11,-Y
0108 92AA ST R10,-Y
0109 940C0103 JMP push_gset2
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