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📄 shiyan.lst

📁 已经调试好的AVR单片机MEGA8的串口打印输出程序
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__start:
__text_start:
    0102 E5CF      LDI	R28,0x5F
    0103 E0D4      LDI	R29,4
    0104 BFCD      OUT	0x3D,R28
    0105 BFDE      OUT	0x3E,R29
    0106 51C0      SUBI	R28,0x10
    0107 40D0      SBCI	R29,0
    0108 EA0A      LDI	R16,0xAA
    0109 8308      STD	Y+0,R16
    010A 2400      CLR	R0
    010B E3EB      LDI	R30,0x3B
    010C E0F1      LDI	R31,1
    010D E011      LDI	R17,1
    010E 35E6      CPI	R30,0x56
    010F 07F1      CPC	R31,R17
    0110 F011      BEQ	0x0113
    0111 9201      ST	R0,Z+
    0112 CFFB      RJMP	0x010E
    0113 8300      STD	Z+0,R16
    0114 E2E9      LDI	R30,0x29
    0115 E0F1      LDI	R31,1
    0116 E6A0      LDI	R26,0x60
    0117 E0B0      LDI	R27,0
    0118 E012      LDI	R17,2
    0119 30E4      CPI	R30,4
    011A 07F1      CPC	R31,R17
    011B F021      BEQ	0x0120
    011C 95C8      LPM
    011D 9631      ADIW	R30,1
    011E 920D      ST	R0,X+
    011F CFF9      RJMP	0x0119
    0120 D00C      RCALL	_main
_exit:
    0121 CFFF      RJMP	_exit
FILE: C:\icc\examples.avr\chengxu\shiyan\shiyan.c
(0001) //ICC-AVR application builder : 2007-5-25 21:35:24
(0002) // Target : M8
(0003) // Crystal: 7.3728Mhz
(0004) // 用途:演示getchar(),getchar(),printf()等函数的使用。
(0005) // 作者:XX
(0006) // AVR与虚拟仪器 http://www.avrvi.com
(0007) // 使用7.3728M外部晶振,注意:请短接跳线JP2的1和2,电源跳线连接3.3V或者5V
(0008) // 串口使用JP4的连接方法:1和2短接,使用RS232,请注意查看跳线旁边的示意图
(0009) // 开发板连接:无连线
(0010) 
(0011) #include <iom8v.h>
(0012) #include <macros.h>
(0013) #include <stdio.h>
(0014) 
(0015) //UART0 initialize
(0016) // desired baud rate: 9600
(0017) // actual: baud rate:9600 (0.0%)
(0018) // char size: 8 bit
(0019) // parity: Disabled
(0020) void uart0_init(void)
(0021) {
(0022) UCSRB = 0x00; //disable while setting baud rate
_uart0_init:
    0122 2422      CLR	R2
    0123 B82A      OUT	0x0A,R2
(0023) UCSRA = 0x00;
    0124 B82B      OUT	0x0B,R2
(0024) UCSRC = BIT(URSEL) | 0x06;
    0125 E886      LDI	R24,0x86
    0126 BD80      OUT	0x20,R24
(0025) UBRRL = 0x5F; //set baud rate lo
    0127 E58F      LDI	R24,0x5F
    0128 B989      OUT	0x09,R24
(0026) UBRRH = 0x00; //set baud rate hi
    0129 BC20      OUT	0x20,R2
(0027) UCSRB = 0x18;
    012A E188      LDI	R24,0x18
    012B B98A      OUT	0x0A,R24
    012C 9508      RET
(0028) }
(0029) 
(0030) void main(void)
(0031) {
(0032) unsigned char i;
(0033) uart0_init();           //初始化串口
_main:
  i                    --> R20
    012D DFF4      RCALL	_uart0_init
(0034) //printf("[url]www.avrvi.com[/url]\r\n"); //输出字符串
(0035) printf("www.avrvi.com\r\n"); //输出字符串
    012E E60C      LDI	R16,0x6C
    012F E010      LDI	R17,0
    0130 D251      RCALL	_printf
    0131 C00D      RJMP	0x013F
(0036) while(1)
(0037) {
(0038) i=getchar();           //读入一个字符
    0132 D1B9      RCALL	_getchar
    0133 2F40      MOV	R20,R16
(0039) putchar((signed char)i);   //输出字符
    0134 D1A2      RCALL	_putchar
(0040) if(i=='a') printf("OK\r\n");//如果输入的是a,输出OK,加回车换行。
    0135 3641      CPI	R20,0x61
    0136 F419      BNE	0x013A
    0137 E607      LDI	R16,0x67
    0138 E010      LDI	R17,0
    0139 D248      RCALL	_printf
(0041) if(i=='A') printf("GOOD\r\n");//如果输入的是A,输出GOOD,加回车换行。
FILE: <library>
    013A 3441      CPI	R20,0x41
    013B F419      BNE	0x013F
    013C E600      LDI	R16,0x60
    013D E010      LDI	R17,0
    013E D243      RCALL	_printf
    013F CFF2      RJMP	0x0132
    0140 9508      RET
__print:
    0141 D131      RCALL	push_arg4
    0142 D16C      RCALL	push_gset5
    0143 972A      SBIW	R28,0xA
    0144 2400      CLR	R0
    0145 2411      CLR	R1
    0146 821F      STD	Y+7,R1
    0147 820E      STD	Y+6,R0
    0148 C115      RJMP	0x025E
    0149 89EE      LDD	R30,Y+22
    014A 89FF      LDD	R31,Y+23
    014B 8180      LDD	R24,Z+0
    014C 3285      CPI	R24,0x25
    014D F031      BEQ	0x0154
    014E 8100      LDD	R16,Z+0
    014F 89EC      LDD	R30,Y+20
    0150 89FD      LDD	R31,Y+21
    0151 D17C      RCALL	xicall
    0152 D251      RCALL	0x03A4
    0153 C109      RJMP	0x025D
    0154 24EE      CLR	R14
    0155 24FF      CLR	R15
    0156 E34B      LDI	R20,0x3B
    0157 E051      LDI	R21,1
    0158 E260      LDI	R22,0x20
    0159 D267      RCALL	0x03C1
    015A 2FE8      MOV	R30,R24
    015B 2FF9      MOV	R31,R25
    015C 8020      LDD	R2,Z+0
    015D 2433      CLR	R3
    015E 823D      STD	Y+5,R3
    015F 822C      STD	Y+4,R2
    0160 2D82      MOV	R24,R2
    0161 2D93      MOV	R25,R3
    0162 3588      CPI	R24,0x58
    0163 E0E0      LDI	R30,0
    0164 079E      CPC	R25,R30
    0165 F409      BNE	0x0167
    0166 C072      RJMP	0x01D9
    0167 E588      LDI	R24,0x58
    0168 1582      CP	R24,R2
    0169 0593      CPC	R25,R3
    016A F0A4      BLT	0x017F
    016B 818C      LDD	R24,Y+4
    016C 819D      LDD	R25,Y+5
    016D 3485      CPI	R24,0x45
    016E E0E0      LDI	R30,0
    016F 079E      CPC	R25,R30
    0170 F409      BNE	0x0172
    0171 C0E6      RJMP	0x0258
    0172 3485      CPI	R24,0x45
    0173 E0E0      LDI	R30,0
    0174 079E      CPC	R25,R30
    0175 F40C      BGE	0x0177
    0176 C043      RJMP	0x01BA
    0177 818C      LDD	R24,Y+4
    0178 819D      LDD	R25,Y+5
    0179 3583      CPI	R24,0x53
    017A E0E0      LDI	R30,0
    017B 079E      CPC	R25,R30
    017C F409      BNE	0x017E
    017D C09A      RJMP	0x0218
    017E C03B      RJMP	0x01BA
    017F 818C      LDD	R24,Y+4
    0180 819D      LDD	R25,Y+5
    0181 368F      CPI	R24,0x6F
    0182 E0E0      LDI	R30,0
    0183 079E      CPC	R25,R30
    0184 F409      BNE	0x0186
    0185 C053      RJMP	0x01D9
    0186 E68F      LDI	R24,0x6F
    0187 E090      LDI	R25,0
    0188 802C      LDD	R2,Y+4
    0189 803D      LDD	R3,Y+5
    018A 1582      CP	R24,R2
    018B 0593      CPC	R25,R3
    018C F0DC      BLT	0x01A8
    018D 818C      LDD	R24,Y+4
    018E 819D      LDD	R25,Y+5
    018F 3683      CPI	R24,0x63
    0190 E0E0      LDI	R30,0
    0191 079E      CPC	R25,R30
    0192 F409      BNE	0x0194
    0193 C07A      RJMP	0x020E
    0194 3684      CPI	R24,0x64
    0195 E0E0      LDI	R30,0
    0196 079E      CPC	R25,R30
    0197 F409      BNE	0x0199
    0198 C029      RJMP	0x01C2
    0199 3685      CPI	R24,0x65
    019A E0E0      LDI	R30,0
    019B 079E      CPC	R25,R30
    019C F409      BNE	0x019E
    019D C0BA      RJMP	0x0258
    019E 3686      CPI	R24,0x66
    019F E0E0      LDI	R30,0
    01A0 079E      CPC	R25,R30
    01A1 F409      BNE	0x01A3
    01A2 C0B5      RJMP	0x0258
    01A3 3689      CPI	R24,0x69
    01A4 E0E0      LDI	R30,0
    01A5 079E      CPC	R25,R30
    01A6 F0D9      BEQ	0x01C2
    01A7 C012      RJMP	0x01BA
    01A8 818C      LDD	R24,Y+4
    01A9 819D      LDD	R25,Y+5
    01AA 3783      CPI	R24,0x73
    01AB E0E0      LDI	R30,0
    01AC 079E      CPC	R25,R30
    01AD F409      BNE	0x01AF
    01AE C087      RJMP	0x0236
    01AF 3785      CPI	R24,0x75
    01B0 E0E0      LDI	R30,0
    01B1 079E      CPC	R25,R30
    01B2 F409      BNE	0x01B4
    01B3 C025      RJMP	0x01D9
    01B4 3788      CPI	R24,0x78
    01B5 E0E0      LDI	R30,0
    01B6 079E      CPC	R25,R30
    01B7 F409      BNE	0x01B9
    01B8 C020      RJMP	0x01D9
    01B9 C000      RJMP	0x01BA
    01BA 89EE      LDD	R30,Y+22
    01BB 89FF      LDD	R31,Y+23
    01BC 8100      LDD	R16,Z+0
    01BD 89EC      LDD	R30,Y+20
    01BE 89FD      LDD	R31,Y+21
    01BF D10E      RCALL	xicall
    01C0 D1E3      RCALL	0x03A4
    01C1 C09B      RJMP	0x025D
    01C2 D1D8      RCALL	<created procedures>
    01C3 D208      RCALL	0x03CC
    01C4 2D82      MOV	R24,R2
    01C5 2D93      MOV	R25,R3
    01C6 3080      CPI	R24,0
    01C7 E0E0      LDI	R30,0
    01C8 079E      CPC	R25,R30
    01C9 F45C      BGE	0x01D5
    01CA 2D8E      MOV	R24,R14
    01CB 2D9F      MOV	R25,R15
    01CC 6088      ORI	R24,0x8
    01CD 2EE8      MOV	R14,R24
    01CE 2EF9      MOV	R15,R25
    01CF E26D      LDI	R22,0x2D
    01D0 2D82      MOV	R24,R2
    01D1 2D93      MOV	R25,R3
    01D2 D203      RCALL	0x03D6
    01D3 8799      STD	Y+9,R25
    01D4 8788      STD	Y+8,R24
    01D5 E08A      LDI	R24,0xA
    01D6 D1D3      RCALL	0x03AA
    01D7 D122      RCALL	_itoa
    01D8 C033      RJMP	0x020C
    01D9 D1C1      RCALL	<created procedures>
    01DA D1F1      RCALL	0x03CC
    01DB 89EE      LDD	R30,Y+22
    01DC 89FF      LDD	R31,Y+23
    01DD 8180      LDD	R24,Z+0
    01DE 3785      CPI	R24,0x75
    01DF F451      BNE	0x01EA
    01E0 E08A      LDI	R24,0xA
    01E1 E090      LDI	R25,0
    01E2 8399      STD	Y+1,R25
    01E3 8388      STD	Y+0,R24
    01E4 2D22      MOV	R18,R2
    01E5 2D33      MOV	R19,R3
    01E6 2F04      MOV	R16,R20
    01E7 2F15      MOV	R17,R21
    01E8 D14B      RCALL	_utoa
    01E9 C022      RJMP	0x020C
    01EA 89EE      LDD	R30,Y+22
    01EB 89FF      LDD	R31,Y+23
    01EC 8180      LDD	R24,Z+0
    01ED 368F      CPI	R24,0x6F
    01EE F421      BNE	0x01F3
    01EF E088      LDI	R24,0x8
    01F0 D1B9      RCALL	0x03AA
    01F1 D142      RCALL	_utoa
    01F2 C019      RJMP	0x020C
    01F3 E180      LDI	R24,0x10
    01F4 D1B5      RCALL	0x03AA
    01F5 D13E      RCALL	_utoa
    01F6 89EE      LDD	R30,Y+22
    01F7 89FF      LDD	R31,Y+23
    01F8 8180      LDD	R24,Z+0
    01F9 3588      CPI	R24,0x58
    01FA F489      BNE	0x020C
    01FB D1CB      RCALL	0x03C7
    01FC C00D      RJMP	0x020A
    01FD 2DEC      MOV	R30,R12
    01FE 2DFD      MOV	R31,R13
    01FF 8100      LDD	R16,Z+0
    0200 2711      CLR	R17
    0201 D16C      RCALL	_toupper
    0202 2DEC      MOV	R30,R12
    0203 2DFD      MOV	R31,R13
    0204 8300      STD	Z+0,R16
    0205 2D8C      MOV	R24,R12
    0206 2D9D      MOV	R25,R13
    0207 9601      ADIW	R24,1
    0208 2EC8      MOV	R12,R24
    0209 2ED9      MOV	R13,R25
    020A D1D0      RCALL	0x03DB
    020B F789      BNE	0x01FD
    020C D1BA      RCALL	0x03C7
    020D C033      RJMP	0x0241
    020E D18C      RCALL	<created procedures>
    020F 8020      LDD	R2,Z+0
    0210 8031      LDD	R3,Z+1
    0211 822A      STD	Y+2,R2
    0212 2D02      MOV	R16,R2
    0213 89EC      LDD	R30,Y+20
    0214 89FD      LDD	R31,Y+21
    0215 D0B8      RCALL	xicall
    0216 D18D      RCALL	0x03A4
    0217 C045      RJMP	0x025D
    0218 D182      RCALL	<created procedures>
    0219 80A0      LDD	R10,Z+0
    021A 80B1      LDD	R11,Z+1
    021B 326D      CPI	R22,0x2D
    021C F499      BNE	0x0230
    021D E20D      LDI	R16,0x2D
    021E 89EC      LDD	R30,Y+20
    021F 89FD      LDD	R31,Y+21
    0220 D0AD      RCALL	xicall
    0221 D182      RCALL	0x03A4
    0222 C00D      RJMP	0x0230
    0223 2DEA      MOV	R30,R10
    0224 2DFB      MOV	R31,R11
    0225 95C8      LPM
    0226 2D00      MOV	R16,R0
    0227 89EC      LDD	R30,Y+20
    0228 89FD      LDD	R31,Y+21
    0229 D0A4      RCALL	xicall
    022A D179      RCALL	0x03A4
    022B 2D8A      MOV	R24,R10
    022C 2D9B      MOV	R25,R11
    022D 9601      ADIW	R24,1
    022E 2EA8      MOV	R10,R24
    022F 2EB9      MOV	R11,R25
    0230 2DEA      MOV	R30,R10
    0231 2DFB      MOV	R31,R11
    0232 95C8      LPM
    0233 2000      TST	R0
    0234 F771      BNE	0x0223
    0235 C027      RJMP	0x025D
    0236 D164      RCALL	<created procedures>
    0237 80C0      LDD	R12,Z+0
    0238 80D1      LDD	R13,Z+1
    0239 20CC      TST	R12
    023A F431      BNE	0x0241
    023B 20DD      TST	R13
    023C F421      BNE	0x0241
    023D ED8F      LDI	R24,0xDF
    023E E090      LDI	R25,0
    023F 2EC8      MOV	R12,R24
    0240 2ED9      MOV	R13,R25
    0241 326D      CPI	R22,0x2D
    0242 F491      BNE	0x0255
    0243 E20D      LDI	R16,0x2D
    0244 89EC      LDD	R30,Y+20
    0245 89FD      LDD	R31,Y+21
    0246 D087      RCALL	xicall
    0247 D15C      RCALL	0x03A4
    0248 C00C      RJMP	0x0255
    0249 2DEC      MOV	R30,R12
    024A 2DFD      MOV	R31,R13
    024B 8100      LDD	R16,Z+0
    024C 89EC      LDD	R30,Y+20
    024D 89FD      LDD	R31,Y+21
    024E D07F      RCALL	xicall
    024F D154      RCALL	0x03A4
    0250 2D8C      MOV	R24,R12
    0251 2D9D      MOV	R25,R13
    0252 9601      ADIW	R24,1
    0253 2EC8      MOV	R12,R24
    0254 2ED9      MOV	R13,R25
    0255 D185      RCALL	0x03DB
    0256 F791      BNE	0x0249
    0257 C005      RJMP	0x025D
    0258 E78C      LDI	R24,0x7C
    0259 E090      LDI	R25,0
    025A 2EC8      MOV	R12,R24
    025B 2ED9      MOV	R13,R25
    025C CFE4      RJMP	0x0241
    025D D163      RCALL	0x03C1
    025E 89EE      LDD	R30,Y+22
    025F 89FF      LDD	R31,Y+23
    0260 8020      LDD	R2,Z+0
    0261 2022      TST	R2
    0262 F009      BEQ	0x0264
    0263 CEE5      RJMP	0x0149
    0264 810E      LDD	R16,Y+6
    0265 811F      LDD	R17,Y+7
    0266 962A      ADIW	R28,0xA
    0267 D045      RCALL	pop_gset5
    0268 9624      ADIW	R28,4
    0269 9508      RET

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