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📄 zdsmjp.lst

📁 AVR单片机C语言编程及应用实例 适合初学者的学习研究 其中包含Atmega16中文资料及Protel部分电路图
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__start:
__text_start:
      3B E5CF      LDI	R28,0x5F
      3C E0D4      LDI	R29,4
      3D BFCD      OUT	0x3D,R28
      3E BFDE      OUT	0x3E,R29
      3F 51C0      SUBI	R28,0x10
      40 40D0      SBCI	R29,0
      41 EA0A      LDI	R16,0xAA
      42 8308      STD	Y+0,R16
      43 2400      CLR	R0
      44 E6E1      LDI	R30,0x61
      45 E0F0      LDI	R31,0
      46 E010      LDI	R17,0
      47 36E2      CPI	R30,0x62
      48 07F1      CPC	R31,R17
      49 F011      BEQ	0x004C
      4A 9201      ST	R0,Z+
      4B CFFB      RJMP	0x0047
      4C 8300      STD	Z+0,R16
      4D E7E4      LDI	R30,0x74
      4E E0F0      LDI	R31,0
      4F E6A0      LDI	R26,0x60
      50 E0B0      LDI	R27,0
      51 E010      LDI	R17,0
      52 E000      LDI	R16,0
      53 BF0B      OUT	0x3B,R16
      54 37E5      CPI	R30,0x75
      55 07F1      CPC	R31,R17
      56 F021      BEQ	0x005B
      57 95C8      LPM
      58 9631      ADIW	R30,1
      59 920D      ST	R0,X+
      5A CFF9      RJMP	0x0054
      5B 940E 018A CALL	_main
_exit:
      5D CFFF      RJMP	_exit
_delay:
  i                    --> R20
  j                    --> R22
  ms                   --> R16
      5E 940E 01C6 CALL	push_xgsetF000
FILE: G:\学习\avr\天祥电子AVR视频教程\chengxu\中断扫描键盘\zdsmjp.c
(0001) #include <iom16v.h>
(0002) #include <macros.h>
(0003) #define  uchar unsigned char
(0004) #define  uint  unsigned int
(0005) uchar num=0;uchar l;
(0006) #pragma interrupt_handler miao:9
(0007) #pragma data:code 
(0008) const  table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d, 0x07,
(0009) 		           0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};
(0010) 
(0011) void delay(uint ms)
(0012) {
(0013)         uint i,j;
(0014) 	for(i=0;i<ms;i++)
      60 2744      CLR	R20
      61 2755      CLR	R21
      62 C00B      RJMP	0x006E
(0015) 	   {
(0016) 	   for(j=0;j<1141;j++);
      63 2766      CLR	R22
      64 2777      CLR	R23
      65 C002      RJMP	0x0068
      66 5F6F      SUBI	R22,0xFF
      67 4F7F      SBCI	R23,0xFF
      68 3765      CPI	R22,0x75
      69 E0E4      LDI	R30,4
      6A 077E      CPC	R23,R30
      6B F3D0      BCS	0x0066
      6C 5F4F      SUBI	R20,0xFF
      6D 4F5F      SBCI	R21,0xFF
      6E 1740      CP	R20,R16
      6F 0751      CPC	R21,R17
      70 F390      BCS	0x0063
      71 940C 01CB JMP	pop_xgsetF000
_show:
  k                    --> R10
  j                    --> R12
      73 92AA      ST	R10,-Y
      74 92CA      ST	R12,-Y
      75 2EA2      MOV	R10,R18
      76 2EC0      MOV	R12,R16
(0017)        }
(0018) }
(0019) void show(uchar j,uchar k)
(0020) {
(0021)         PORTA|=BIT(3);
      77 9ADB      SBI	0x1B,3
(0022) 	PORTB=table[j];
      78 E584      LDI	R24,0x54
      79 E090      LDI	R25,0
      7A 2DEC      MOV	R30,R12
      7B 27FF      CLR	R31
      7C 0FEE      LSL	R30
      7D 1FFF      ROL	R31
      7E 0FE8      ADD	R30,R24
      7F 1FF9      ADC	R31,R25
      80 9025      LPM	R2,Z+
      81 9034      LPM	R3,0(Z)
      82 BA28      OUT	0x18,R2
(0023) 	PORTA&=~BIT(3);
      83 98DB      CBI	0x1B,3
(0024) 	
(0025) 	PORTB=0XFF;
      84 EF8F      LDI	R24,0xFF
      85 BB88      OUT	0x18,R24
(0026) 	PORTB&=~BIT(k);
      86 E001      LDI	R16,1
      87 2D1A      MOV	R17,R10
      88 940E 01DE CALL	lsl8
      8A 2E20      MOV	R2,R16
      8B 9420      COM	R2
      8C B238      IN	R3,0x18
      8D 2032      AND	R3,R2
      8E BA38      OUT	0x18,R3
(0027) 	PORTA|=BIT(4);
      8F 9ADC      SBI	0x1B,4
(0028) 	PORTA&=~BIT(4);
      90 98DC      CBI	0x1B,4
(0029) 	delay(80);//delay(1);
      91 E500      LDI	R16,0x50
      92 E010      LDI	R17,0
      93 DFCA      RCALL	_delay
      94 90C9      LD	R12,Y+
      95 90A9      LD	R10,Y+
      96 9508      RET
(0030) }
(0031) uchar key_press()
(0032) {
(0033)      uchar i;
(0034)      DDRD=0XFF;
_key_press:
  i                    --> R16
      97 EF8F      LDI	R24,0xFF
      98 BB81      OUT	0x11,R24
(0035) 	 PORTD=0XF0;
      99 EF80      LDI	R24,0xF0
      9A BB82      OUT	0x12,R24
(0036) 	 
(0037) 	 DDRD=0X0F;
      9B E08F      LDI	R24,0xF
      9C BB81      OUT	0x11,R24
(0038) 	 
(0039) 	 i=PIND;
      9D B300      IN	R16,0x10
(0040) 	 if(i==0XF0)
      9E 3F00      CPI	R16,0xF0
      9F F421      BNE	0x00A4
(0041) 	 {
(0042) 	   DDRD=0XFF;
      A0 EF8F      LDI	R24,0xFF
      A1 BB81      OUT	0x11,R24
(0043) 	   return 0;
      A2 2700      CLR	R16
      A3 C003      RJMP	0x00A7
(0044) 	 }
(0045) 	 else
(0046) 	 {
(0047) 	   DDRD=0XFF;
      A4 EF8F      LDI	R24,0xFF
      A5 BB81      OUT	0x11,R24
(0048) 	   return 1;
      A6 E001      LDI	R16,1
      A7 9508      RET
_key_scan:
  j                    --> R10
  key                  --> R20
  i                    --> R22
      A8 940E 01D0 CALL	push_xgsetF00C
(0049) 	 }
(0050) }
(0051) 
(0052) uchar key_scan()
(0053) {
(0054)      uchar key,i=0X7F,j;
      AA E76F      LDI	R22,0x7F
(0055)      delay(10);
      AB E00A      LDI	R16,0xA
      AC E010      LDI	R17,0
      AD DFB0      RCALL	_delay
(0056) 	 if(key_press())
      AE DFE8      RCALL	_key_press
      AF 2300      TST	R16
      B0 F409      BNE	0x00B2
      B1 C091      RJMP	0x0143
(0057) 	 {
(0058) 	    do
(0059) 		{
(0060) 		 i=(i<<1|i>>7);
      B2 2E26      MOV	R2,R22
      B3 9426      LSR	R2
      B4 9426      LSR	R2
      B5 9426      LSR	R2
      B6 9426      LSR	R2
      B7 9426      LSR	R2
      B8 9426      LSR	R2
      B9 9426      LSR	R2
      BA 2E36      MOV	R3,R22
      BB 0C33      LSL	R3
      BC 2832      OR	R3,R2
      BD 2D63      MOV	R22,R3
(0061) 		 PORTD=i;
      BE BA32      OUT	0x12,R3
(0062) 		 DDRD=0X0F;
      BF E08F      LDI	R24,0xF
      C0 BB81      OUT	0x11,R24
(0063) 		 
(0064) 		 key=PIND;
      C1 B340      IN	R20,0x10
(0065) 		 j=key&0XF0;
      C2 2F84      MOV	R24,R20
      C3 7F80      ANDI	R24,0xF0
      C4 2EA8      MOV	R10,R24
(0066) 		 
(0067) 	    }while(j==0XF0);
      C5 2D8A      MOV	R24,R10
      C6 3F80      CPI	R24,0xF0
      C7 F351      BEQ	0x00B2
(0068) 		
(0069) 		while(key_press());
      C8 DFCE      RCALL	_key_press
      C9 2300      TST	R16
      CA F7E9      BNE	0x00C8
(0070) 		switch(key)
      CB 2F64      MOV	R22,R20
      CC 2777      CLR	R23
      CD 3B67      CPI	R22,0xB7
      CE E0E0      LDI	R30,0
      CF 077E      CPC	R23,R30
      D0 F409      BNE	0x00D2
      D1 C06B      RJMP	0x013D
      D2 3B6B      CPI	R22,0xBB
      D3 E0E0      LDI	R30,0
      D4 077E      CPC	R23,R30
      D5 F409      BNE	0x00D7
      D6 C05E      RJMP	0x0135
      D7 3B6D      CPI	R22,0xBD
      D8 E0E0      LDI	R30,0
      D9 077E      CPC	R23,R30
      DA F409      BNE	0x00DC
      DB C051      RJMP	0x012D
      DC 3B6E      CPI	R22,0xBE
      DD E0E0      LDI	R30,0
      DE 077E      CPC	R23,R30
      DF F409      BNE	0x00E1
      E0 C044      RJMP	0x0125
      E1 EB8E      LDI	R24,0xBE
      E2 E090      LDI	R25,0
      E3 1786      CP	R24,R22
      E4 0797      CPC	R25,R23
      E5 F0A4      BLT	0x00FA
      E6 3767      CPI	R22,0x77
      E7 E0E0      LDI	R30,0
      E8 077E      CPC	R23,R30
      E9 F409      BNE	0x00EB
      EA C054      RJMP	0x013F
      EB 376B      CPI	R22,0x7B
      EC E0E0      LDI	R30,0
      ED 077E      CPC	R23,R30
      EE F409      BNE	0x00F0
      EF C047      RJMP	0x0137
      F0 376D      CPI	R22,0x7D
      F1 E0E0      LDI	R30,0
      F2 077E      CPC	R23,R30
      F3 F409      BNE	0x00F5
      F4 C03A      RJMP	0x012F
      F5 376E      CPI	R22,0x7E
      F6 E0E0      LDI	R30,0
      F7 077E      CPC	R23,R30
      F8 F171      BEQ	0x0127
      F9 C047      RJMP	0x0141
      FA 3D67      CPI	R22,0xD7
      FB E0E0      LDI	R30,0
      FC 077E      CPC	R23,R30
      FD F409      BNE	0x00FF
      FE C03C      RJMP	0x013B
      FF 3D6B      CPI	R22,0xDB
     100 E0E0      LDI	R30,0
     101 077E      CPC	R23,R30
     102 F181      BEQ	0x0133
     103 3D6D      CPI	R22,0xDD
     104 E0E0      LDI	R30,0
     105 077E      CPC	R23,R30
     106 F121      BEQ	0x012B
     107 3D6E      CPI	R22,0xDE
     108 E0E0      LDI	R30,0
     109 077E      CPC	R23,R30
     10A F0C1      BEQ	0x0123
     10B 3D67      CPI	R22,0xD7
     10C E0E0      LDI	R30,0
     10D 077E      CPC	R23,R30
     10E F40C      BGE	0x0110
     10F C031      RJMP	0x0141
     110 3E67      CPI	R22,0xE7
     111 E0E0      LDI	R30,0
     112 077E      CPC	R23,R30

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