m16_t0_timer.lst

我最近使用的一些程序代码

__text_start:
__start:
    0033 E5CF      LDI	R28,0x5F
    0034 E0D4      LDI	R29,4
    0035 BFCD      OUT	0x3D,R28
    0036 BFDE      OUT	0x3E,R29
    0037 51C4      SUBI	R28,0x14
    0038 40D0      SBCI	R29,0
    0039 EA0A      LDI	R16,0xAA
    003A 8308      STD	Y+0,R16
    003B 2400      CLR	R0
    003C E7E1      LDI	R30,0x71
    003D E0F0      LDI	R31,0
    003E E010      LDI	R17,0
    003F 37E1      CPI	R30,0x71
    0040 07F1      CPC	R31,R17
    0041 F011      BEQ	0x0044
    0042 9201      ST	R0,Z+
    0043 CFFB      RJMP	0x003F
    0044 8300      STD	Z+0,R16
    0045 E5E4      LDI	R30,0x54
    0046 E0F0      LDI	R31,0
    0047 E6A0      LDI	R26,0x60
    0048 E0B0      LDI	R27,0
    0049 E010      LDI	R17,0
    004A 36E5      CPI	R30,0x65
    004B 07F1      CPC	R31,R17
    004C F021      BEQ	0x0051
    004D 95C8      LPM
    004E 9631      ADIW	R30,1
    004F 920D      ST	R0,X+
    0050 CFF9      RJMP	0x004A
    0051 940E00A8  CALL	_main
_exit:
    0053 CFFF      RJMP	_exit
_DelayMs:
  j                    --> R20
  i                    --> R16
    0054 940E0105  CALL	push_gset1
FILE: F:\myavr\temp\M16_T0_Timer\M16_T0_Timer.c
(0001) #include<iom16v.h>
(0002) #define uchar unsigned char
(0003) 
(0004) uchar Table[10]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
(0005) uchar Data[4]={0,0,0,0};
(0006) uchar Time[2]={0,0};
(0007) uchar CNT=0;
(0008) 
(0009) void DelayMs(uchar i)
(0010) {
(0011)  uchar j;
(0012)  for(;i>0;i--)
    0056 C006      RJMP	0x005D
(0013)  {
(0014)   for(j=0;j<250;j++);
    0057 2744      CLR	R20
    0058 C001      RJMP	0x005A
    0059 9543      INC	R20
    005A 3F4A      CPI	R20,0xFA
    005B F3E8      BCS	0x0059
    005C 950A      DEC	R16
    005D 2422      CLR	R2
    005E 1620      CP	R2,R16
    005F F3B8      BCS	0x0057
(0015)  }
(0016) }
    0060 940E0108  CALL	pop_gset1
    0062 9508      RET
_Display:
  sel                  --> R20
  i                    --> R22
  p                    --> R10
    0063 940E0120  CALL	push_gset3
    0065 0158      MOVW	R10,R16
(0017) 
(0018) void Display(uchar *p)
(0019) {
(0020)  uchar i,sel=0x01;
    0066 E041      LDI	R20,1
(0021)  for(i=0;i<4;i++)
    0067 2766      CLR	R22
    0068 C011      RJMP	0x007A
(0022)  {
(0023)   PORTC=sel;
    0069 BB45      OUT	0x15,R20
(0024)   PORTA=Table[p[i]];
    006A 2FE6      MOV	R30,R22
    006B 27FF      CLR	R31
    006C 0DEA      ADD	R30,R10
    006D 1DFB      ADC	R31,R11
    006E 81E0      LDD	R30,Z+0
    006F 27FF      CLR	R31
    0070 E680      LDI	R24,0x60
    0071 E090      LDI	R25,0
    0072 0FE8      ADD	R30,R24
    0073 1FF9      ADC	R31,R25
    0074 8020      LDD	R2,Z+0
    0075 BA2B      OUT	0x1B,R2
(0025)   DelayMs(2);
    0076 E002      LDI	R16,2
    0077 DFDC      RCALL	_DelayMs
(0026)   sel=sel<<1;
    0078 0F44      LSL	R20
    0079 9563      INC	R22
    007A 3064      CPI	R22,4
    007B F368      BCS	0x0069
(0027)  }
(0028) }
    007C 940E0102  CALL	pop_gset3
    007E 9508      RET
_Process:
  p2                   --> R20
  p1                   --> R22
    007F 940E011C  CALL	push_gset2
    0081 01A9      MOVW	R20,R18
    0082 01B8      MOVW	R22,R16
(0029) 
(0030) void Process(uchar *p1,uchar *p2)
(0031) {
(0032)  p2[0]=p1[0]/10;
    0083 E01A      LDI	R17,0xA
    0084 01FB      MOVW	R30,R22
    0085 8100      LDD	R16,Z+0
    0086 940E00E9  CALL	div8u
    0088 01FA      MOVW	R30,R20
    0089 8300      STD	Z+0,R16
(0033)  p2[1]=p1[0]%10;
    008A E01A      LDI	R17,0xA
    008B 01FB      MOVW	R30,R22
    008C 8100      LDD	R16,Z+0
    008D 940E00E7  CALL	mod8u
    008F 01FA      MOVW	R30,R20
    0090 8301      STD	Z+1,R16
(0034)  p2[2]=p1[1]/10;
    0091 E01A      LDI	R17,0xA
    0092 01FB      MOVW	R30,R22
    0093 8101      LDD	R16,Z+1
    0094 940E00E9  CALL	div8u
    0096 01FA      MOVW	R30,R20
    0097 8302      STD	Z+2,R16
(0035)  p2[3]=p1[1]%10;
    0098 E01A      LDI	R17,0xA
    0099 01FB      MOVW	R30,R22
    009A 8101      LDD	R16,Z+1
    009B 940E00E7  CALL	mod8u
    009D 01FA      MOVW	R30,R20
    009E 8303      STD	Z+3,R16
(0036) }
    009F 940E00FF  CALL	pop_gset2
    00A1 9508      RET
(0037) 
(0038) void Init_IO(void)
(0039) {
(0040)  DDRA=0xff;
_Init_IO:
    00A2 EF8F      LDI	R24,0xFF
    00A3 BB8A      OUT	0x1A,R24
(0041)  PORTA=0xff;
    00A4 BB8B      OUT	0x1B,R24
(0042)  DDRC=0xff;
    00A5 BB84      OUT	0x14,R24
(0043)  PORTC=0xff;
    00A6 BB85      OUT	0x15,R24
(0044) }
    00A7 9508      RET
(0045) 
(0046) void main(void)
(0047) {
(0048)  Init_IO();
_main:
    00A8 DFF9      RCALL	_Init_IO
(0049)  DelayMs(10);
    00A9 E00A      LDI	R16,0xA
    00AA DFA9      RCALL	_DelayMs
(0050)  TCCR0=0x04;
    00AB E084      LDI	R24,4
    00AC BF83      OUT	0x33,R24
(0051)  TCNT0=0x06;
    00AD E086      LDI	R24,6
    00AE BF82      OUT	0x32,R24
(0052)  TIMSK=0x01;
    00AF E081      LDI	R24,1
    00B0 BF89      OUT	0x39,R24
(0053)  SREG=SREG|0x80;
    00B1 9478      BSET	7
    00B2 C008      RJMP	0x00BB
(0054)  while(1)
(0055)  {
(0056)   Process(Time,Data);
    00B3 E62A      LDI	R18,0x6A
    00B4 E030      LDI	R19,0
    00B5 E60E      LDI	R16,0x6E
    00B6 E010      LDI	R17,0
    00B7 DFC7      RCALL	_Process
(0057)   Display(Data);
    00B8 E60A      LDI	R16,0x6A
    00B9 E010      LDI	R17,0
    00BA DFA8      RCALL	_Display
    00BB CFF7      RJMP	0x00B3
(0058)  }
(0059) }
    00BC 9508      RET
_Timer0:
    00BD 922A      ST	R2,-Y
    00BE 938A      ST	R24,-Y
    00BF 939A      ST	R25,-Y
    00C0 B62F      IN	R2,0x3F
    00C1 922A      ST	R2,-Y
(0060) 
(0061) #pragma interrupt_handler Timer0:10
(0062) void Timer0(void)
(0063) {
(0064)  CNT++;
(0065)  if(CNT==25)
    00C2 91800070  LDS	R24,0x70
    00C4 5F8F      SUBI	R24,0xFF
    00C5 93800070  STS	0x70,R24
    00C7 3189      CPI	R24,0x19
    00C8 F4C1      BNE	0x00E1
(0066)  {
(0067)   CNT=0;
(0068)   Time[1]++;
    00C9 2422      CLR	R2
    00CA 92200070  STS	0x70,R2
    00CC 9180006F  LDS	R24,0x6F
    00CE 5F8F      SUBI	R24,0xFF
    00CF 9380006F  STS	0x6F,R24
(0069)   if(Time[1]==60)
    00D1 338C      CPI	R24,0x3C
    00D2 F439      BNE	0x00DA
(0070)   {
(0071)    Time[1]=0;
    00D3 9220006F  STS	0x6F,R2
(0072)    Time[0]++;
    00D5 9180006E  LDS	R24,0x6E
    00D7 5F8F      SUBI	R24,0xFF
    00D8 9380006E  STS	0x6E,R24
(0073)   }
(0074)   if(Time[0]==60)
    00DA 9180006E  LDS	R24,0x6E
    00DC 338C      CPI	R24,0x3C
    00DD F419      BNE	0x00E1
(0075)   Time[0]=0;
    00DE 2422      CLR	R2
    00DF 9220006E  STS	0x6E,R2
(0076)  }
(0077) }
FILE: <library>
    00E1 9029      LD	R2,Y+
    00E2 BE2F      OUT	0x3F,R2
    00E3 9199      LD	R25,Y+
    00E4 9189      LD	R24,Y+
    00E5 9029      LD	R2,Y+
    00E6 9518      RETI
mod8u:
    00E7 9468      BSET	6
    00E8 C001      RJMP	xdiv8u
div8u:
    00E9 94E8      BCLR	6
xdiv8u:
    00EA 932A      ST	R18,-Y
    00EB 92FA      ST	R15,-Y
    00EC 92EA      ST	R14,-Y
    00ED 24FF      CLR	R15
    00EE 24EE      CLR	R14
    00EF E120      LDI	R18,0x10
    00F0 0F00      LSL	R16
    00F1 1CFF      ROL	R15
    00F2 1CEE      ROL	R14
    00F3 16E1      CP	R14,R17
    00F4 F010      BCS	0x00F7
    00F5 1AE1      SUB	R14,R17
    00F6 9503      INC	R16
    00F7 952A      DEC	R18
    00F8 F7B9      BNE	0x00F0
    00F9 F40E      BRTC	0x00FB
    00FA 2D0E      MOV	R16,R14
    00FB 90E9      LD	R14,Y+
    00FC 90F9      LD	R15,Y+
    00FD 9129      LD	R18,Y+
    00FE 9508      RET
pop_gset2:
    00FF E0E2      LDI	R30,2
    0100 940C0109  JMP	pop
pop_gset3:
    0102 E0E4      LDI	R30,4
    0103 940C0109  JMP	pop
push_gset1:
    0105 935A      ST	R21,-Y
    0106 934A      ST	R20,-Y
    0107 9508      RET
pop_gset1:
    0108 E0E1      LDI	R30,1
pop:
    0109 9149      LD	R20,Y+
    010A 9159      LD	R21,Y+
    010B FDE0      SBRC	R30,0
    010C 9508      RET
    010D 9169      LD	R22,Y+
    010E 9179      LD	R23,Y+
    010F FDE1      SBRC	R30,1
    0110 9508      RET
    0111 90A9      LD	R10,Y+
    0112 90B9      LD	R11,Y+
    0113 FDE2      SBRC	R30,2
    0114 9508      RET
    0115 90C9      LD	R12,Y+
    0116 90D9      LD	R13,Y+
    0117 FDE3      SBRC	R30,3
    0118 9508      RET
    0119 90E9      LD	R14,Y+
    011A 90F9      LD	R15,Y+
    011B 9508      RET
push_gset2:
    011C 937A      ST	R23,-Y
    011D 936A      ST	R22,-Y
    011E 940C0105  JMP	push_gset1
push_gset3:
    0120 92BA      ST	R11,-Y
    0121 92AA      ST	R10,-Y
    0122 940C011C  JMP	push_gset2