pmd.lst

是一款开发板的外围电路试验程序(附有原理图)

__start:
__text_start:
    002B E5CF      LDI	R28,0x5F
    002C E0D4      LDI	R29,4
    002D BFCD      OUT	0x3D,R28
    002E BFDE      OUT	0x3E,R29
    002F 51C0      SUBI	R28,0x10
    0030 40D0      SBCI	R29,0
    0031 EA0A      LDI	R16,0xAA
    0032 8308      STD	Y+0,R16
    0033 2400      CLR	R0
    0034 E6E2      LDI	R30,0x62
    0035 E0F0      LDI	R31,0
    0036 E010      LDI	R17,0
    0037 36E2      CPI	R30,0x62
    0038 07F1      CPC	R31,R17
    0039 F011      BEQ	0x003C
    003A 9201      ST	R0,Z+
    003B CFFB      RJMP	0x0037
    003C 8300      STD	Z+0,R16
    003D E5E4      LDI	R30,0x54
    003E E0F0      LDI	R31,0
    003F E6A0      LDI	R26,0x60
    0040 E0B0      LDI	R27,0
    0041 E010      LDI	R17,0
    0042 35E6      CPI	R30,0x56
    0043 07F1      CPC	R31,R17
    0044 F021      BEQ	0x0049
    0045 95C8      LPM
    0046 9631      ADIW	R30,1
    0047 920D      ST	R0,X+
    0048 CFF9      RJMP	0x0042
    0049 940E009D  CALL	_main
_exit:
    004B CFFF      RJMP	_exit
FILE: F:\工程文件\AVR光盘\例程\m16\LED跑马灯\C_LEDPMD.C
(0001) //ICC-AVR application builder : 2007-3-14 9:32:42
(0002) // Target : M16
(0003) // Crystal: 7.3728Mhz
(0004) // Designed by solo       转载请注明
(0005) // http://www.ourembed.com     
(0006) // qq:15537031 phone:[phone]
(0007) //该程序使用了PA口，请将PA口接到LED的脚上，然后运行程序
(0008) //显示结果应该是循环点亮LED，
(0009) //请注意主频
(0010) #include <iom16v.h>
(0011) #include <macros.h>
(0012) 
(0013) unsigned LM_Data=1;
(0014) void port_init(void)
(0015) {
(0016)  PORTA = 0xFF;
_port_init:
    004C EF8F      LDI	R24,0xFF
    004D BB8B      OUT	0x1B,R24
(0017)  DDRA  = 0xFF;
    004E BB8A      OUT	0x1A,R24
(0018)  PORTB = 0x00;
    004F 2422      CLR	R2
    0050 BA28      OUT	0x18,R2
(0019)  DDRB  = 0x00;
    0051 BA27      OUT	0x17,R2
(0020)  PORTC = 0x00; //m103 output only
    0052 BA25      OUT	0x15,R2
(0021)  DDRC  = 0x00;
    0053 BA24      OUT	0x14,R2
(0022)  PORTD = 0x00;
    0054 BA22      OUT	0x12,R2
(0023)  DDRD  = 0x00;
    0055 BA21      OUT	0x11,R2
    0056 9508      RET
(0024) }
(0025) 
(0026) //TIMER1 initialize - prescale:256
(0027) // WGM: 0) Normal, TOP=0xFFFF
(0028) // desired value: 1Sec
(0029) // actual value:  1.000Sec (0.0%)
(0030) void timer1_init(void)
(0031) {
(0032)  TCCR1B = 0x00; //stop
_timer1_init:
    0057 2422      CLR	R2
    0058 BC2E      OUT	0x2E,R2
(0033)  TCNT1H = 0x8F; //setup
    0059 E88F      LDI	R24,0x8F
    005A BD8D      OUT	0x2D,R24
(0034)  TCNT1L = 0x81;
    005B E881      LDI	R24,0x81
    005C BD8C      OUT	0x2C,R24
(0035)  OCR1AH = 0x70;
    005D E780      LDI	R24,0x70
    005E BD8B      OUT	0x2B,R24
(0036)  OCR1AL = 0x7F;
    005F E78F      LDI	R24,0x7F
    0060 BD8A      OUT	0x2A,R24
(0037)  OCR1BH = 0x70;
    0061 E780      LDI	R24,0x70
    0062 BD89      OUT	0x29,R24
(0038)  OCR1BL = 0x7F;
    0063 E78F      LDI	R24,0x7F
    0064 BD88      OUT	0x28,R24
(0039)  ICR1H  = 0x70;
    0065 E780      LDI	R24,0x70
    0066 BD87      OUT	0x27,R24
(0040)  ICR1L  = 0x7F;
    0067 E78F      LDI	R24,0x7F
    0068 BD86      OUT	0x26,R24
(0041)  TCCR1A = 0x00;
    0069 BC2F      OUT	0x2F,R2
(0042)  TCCR1B = 0x04; //start Timer
    006A E084      LDI	R24,4
    006B BD8E      OUT	0x2E,R24
    006C 9508      RET
_timer1_ovf_isr:
    006D 922A      ST	R2,-Y
    006E 923A      ST	R3,-Y
    006F 938A      ST	R24,-Y
    0070 939A      ST	R25,-Y
    0071 B62F      IN	R2,0x3F
    0072 922A      ST	R2,-Y
(0043) }
(0044) 
(0045) #pragma interrupt_handler timer1_ovf_isr:9
(0046) void timer1_ovf_isr(void)
(0047) {
(0048)  //TIMER1 has overflowed
(0049)  TCNT1H = 0x8F; //reload counter high value
    0073 E88F      LDI	R24,0x8F
    0074 BD8D      OUT	0x2D,R24
(0050)  TCNT1L = 0x81; //reload counter low value
    0075 E881      LDI	R24,0x81
    0076 BD8C      OUT	0x2C,R24
(0051)  PORTA = LM_Data;
    0077 90200060  LDS	R2,LM_Data
    0079 90300061  LDS	R3,LM_Data+1
    007B BA2B      OUT	0x1B,R2
(0052)  LM_Data = LM_Data<<1;
    007C 0C22      LSL	R2
    007D 1C33      ROL	R3
    007E 92300061  STS	LM_Data+1,R3
    0080 92200060  STS	LM_Data,R2
(0053)  if (LM_Data == 0)
    0082 2022      TST	R2
    0083 F441      BNE	0x008C
    0084 2033      TST	R3
    0085 F431      BNE	0x008C
(0054)   LM_Data = 1;
    0086 E081      LDI	R24,1
    0087 E090      LDI	R25,0
    0088 93900061  STS	LM_Data+1,R25
    008A 93800060  STS	LM_Data,R24
    008C 9029      LD	R2,Y+
    008D BE2F      OUT	0x3F,R2
    008E 9199      LD	R25,Y+
    008F 9189      LD	R24,Y+
    0090 9039      LD	R3,Y+
    0091 9029      LD	R2,Y+
    0092 9518      RETI
(0055) }
(0056) 
(0057) //call this routine to initialize all peripherals
(0058) void init_devices(void)
(0059) {
(0060)  //stop errant interrupts until set up
(0061)  CLI(); //disable all interrupts
_init_devices:
    0093 94F8      BCLR	7
(0062)  port_init();
    0094 DFB7      RCALL	_port_init
(0063)  timer1_init();
    0095 DFC1      RCALL	_timer1_init
(0064) 
(0065)  MCUCR = 0x00;
    0096 2422      CLR	R2
    0097 BE25      OUT	0x35,R2
(0066)  GICR  = 0x00;
    0098 BE2B      OUT	0x3B,R2
(0067)  TIMSK = 0x04; //timer interrupt sources
    0099 E084      LDI	R24,4
    009A BF89      OUT	0x39,R24
(0068)  SEI(); //re-enable interrupts
    009B 9478      BSET	7
    009C 9508      RET
(0069)  //all peripherals are now initialized
(0070) }
(0071) 
(0072) //
(0073) void main(void)
(0074) {
(0075)  init_devices();
FILE: <library>
_main:
    009D DFF5      RCALL	_init_devices
    009E 9508      RET