方波.lst

AVR之ATMega16

__text_start:
__start:
    002A E5CF      LDI	R28,0x5F
    002B E0D4      LDI	R29,4
    002C BFCD      OUT	0x3D,R28
    002D BFDE      OUT	0x3E,R29
    002E 51C0      SUBI	R28,0x10
    002F 40D0      SBCI	R29,0
    0030 EA0A      LDI	R16,0xAA
    0031 8308      STD	Y+0,R16
    0032 2400      CLR	R0
    0033 E6E0      LDI	R30,0x60
    0034 E0F0      LDI	R31,0
    0035 E010      LDI	R17,0
    0036 36E0      CPI	R30,0x60
    0037 07F1      CPC	R31,R17
    0038 F011      BEQ	0x003B
    0039 9201      ST	R0,Z+
    003A CFFB      RJMP	0x0036
    003B 8300      STD	Z+0,R16
    003C E5E4      LDI	R30,0x54
    003D E0F0      LDI	R31,0
    003E E6A0      LDI	R26,0x60
    003F E0B0      LDI	R27,0
    0040 E010      LDI	R17,0
    0041 35E4      CPI	R30,0x54
    0042 07F1      CPC	R31,R17
    0043 F021      BEQ	0x0048
    0044 95C8      LPM
    0045 9631      ADIW	R30,1
    0046 920D      ST	R0,X+
    0047 CFF9      RJMP	0x0041
    0048 940E0089  CALL	_main
_exit:
    004A CFFF      RJMP	_exit
FILE: C:\DOCUME~1\Administrator\桌面\精雅系列单片机实验开发板演示程序\方波\delay.h
(0001) #define xtal  8                      //8MS
(0002) /************************************************************
(0003) *   函数名称：void DelayUS(unsigned int time)
(0004) *   功    能：软件延时1.1Us 
(0005) *   入口参数：time 延时时间
(0006) *   出口参数：无
(0007) ************************************************************/
(0008) void DelayUS(unsigned int time)
(0009) {   
_DelayUS:
  time                 --> R16
    004B C002      RJMP	0x004E
(0010)      while(time>1)
(0011) 	    time--; 
    004C 5001      SUBI	R16,1
    004D 4010      SBCI	R17,0
    004E E081      LDI	R24,1
    004F E090      LDI	R25,0
    0050 1780      CP	R24,R16
    0051 0791      CPC	R25,R17
    0052 F3C8      BCS	0x004C
    0053 9508      RET
_DelayMS:
  i                    --> R20
  time                 --> R16
    0054 940E0096  CALL	push_gset1
(0012) }
(0013) /************************************************************
(0014) *   函数名称：void DelayMS(unsigned int time)
(0015) *   功    能：软件延时  1/1000s
(0016) *   入口参数：time 延时时间 MS  
(0017) *   出口参数：无
(0018) ************************************************************/
(0019) void DelayMS (unsigned int time)
(0020) {
    0056 C009      RJMP	0x0060
(0021)     unsigned int i;
(0022)     while(time--)	
(0023) 	{
(0024) 	  for(i=1;i<(unsigned int)(xtal*143-2);i++)
    0057 E041      LDI	R20,1
    0058 E050      LDI	R21,0
    0059 C002      RJMP	0x005C
    005A 5F4F      SUBI	R20,0xFF
    005B 4F5F      SBCI	R21,0xFF
    005C 3746      CPI	R20,0x76
    005D E0E4      LDI	R30,4
    005E 075E      CPC	R21,R30
    005F F3D0      BCS	0x005A
    0060 0118      MOVW	R2,R16
    0061 5001      SUBI	R16,1
    0062 4010      SBCI	R17,0
    0063 2022      TST	R2
    0064 F791      BNE	0x0057
    0065 2033      TST	R3
    0066 F781      BNE	0x0057
    0067 940E0099  CALL	pop_gset1
    0069 9508      RET
FILE: C:\DOCUME~1\Administrator\桌面\精雅系列单片机实验开发板演示程序\方波\方波.c
(0001) //外部晶振 8M
(0002) #include <ioM16v.h>
(0003) #include <macros.h>
(0004) #include "delay.h"
(0005) 
(0006) 
(0007) 
(0008) 
(0009) /*------宏定义------*/
(0010) #define uchar	unsigned char
(0011) #define uint	unsigned int
(0012) 
(0013) 
(0014) 
(0015) //端口初始化
(0016) void port_init(void)
(0017) {
(0018)  PORTA = 0x00;//设置端口方向、数据
_port_init:
    006A 2422      CLR	R2
    006B BA2B      OUT	0x1B,R2
(0019)  DDRA  = 0x00;
    006C BA2A      OUT	0x1A,R2
(0020)  PORTB = 0x08;
    006D E088      LDI	R24,0x8
    006E BB88      OUT	0x18,R24
(0021)  DDRB  = 0x08;
    006F BB87      OUT	0x17,R24
(0022)  PORTC = 0x00;
    0070 BA25      OUT	0x15,R2
(0023)  DDRC  = 0x00;
    0071 BA24      OUT	0x14,R2
(0024)  PORTD = 0x00;
    0072 BA22      OUT	0x12,R2
(0025)  DDRD  = 0x00;
    0073 BA21      OUT	0x11,R2
    0074 9508      RET
(0026) }
(0027) 
(0028) 
(0029) //定时器T0初始化
(0030) void timer0_init(void)
(0031) {
(0032)  TCCR0  = 0x00;//停止定时器
_timer0_init:
    0075 2422      CLR	R2
    0076 BE23      OUT	0x33,R2
(0033)  TCNT0  = 0x00;//初始值
    0077 BE22      OUT	0x32,R2
(0034)  OCR0   = 0x7F;//匹配值
    0078 E78F      LDI	R24,0x7F
    0079 BF8C      OUT	0x3C,R24
(0035)  TIMSK |= 0x00;//中断允许
    007A B629      IN	R2,0x39
    007B BE29      OUT	0x39,R2
(0036)  TCCR0  = 0x6C;//启动定时器
    007C E68C      LDI	R24,0x6C
    007D BF83      OUT	0x33,R24
    007E 9508      RET
(0037) }
(0038) 
(0039) 
(0040) void init_devices(void)
(0041) {
(0042)  CLI(); //禁止所有中断
_init_devices:
    007F 94F8      BCLR	7
(0043)  MCUCR  = 0x00;//INT0、INT1中断触发方式
    0080 2422      CLR	R2
    0081 BE25      OUT	0x35,R2
(0044)  MCUCSR = 0x80;//禁止JTAG
    0082 E880      LDI	R24,0x80
    0083 BF84      OUT	0x34,R24
(0045)  GICR   = 0x00;//外部中断使能
    0084 BE2B      OUT	0x3B,R2
(0046)  port_init();
    0085 DFE4      RCALL	_port_init
(0047)  timer0_init();
    0086 DFEE      RCALL	_timer0_init
(0048)  SEI();//开全局中断
    0087 9478      BSET	7
    0088 9508      RET
(0049) }
(0050) //主函数
(0051) void main(void)
(0052) {
(0053)  init_devices();
_main:
    0089 DFF5      RCALL	_init_devices
    008A C001      RJMP	0x008C
(0054)  //在这继续添加你的代码
(0055)  while(1)
(0056)  {
(0057)   NOP();
FILE: <library>
    008B 0000      NOP
    008C CFFE      RJMP	0x008B
    008D 9508      RET
push_gset5:
    008E 92FA      ST	R15,-Y
    008F 92EA      ST	R14,-Y
push_gset4:
    0090 92DA      ST	R13,-Y
    0091 92CA      ST	R12,-Y
push_gset3:
    0092 92BA      ST	R11,-Y
    0093 92AA      ST	R10,-Y
push_gset2:
    0094 937A      ST	R23,-Y
    0095 936A      ST	R22,-Y
push_gset1:
    0096 935A      ST	R21,-Y
    0097 934A      ST	R20,-Y
    0098 9508      RET
pop_gset1:
    0099 E0E1      LDI	R30,1
pop:
    009A 9149      LD	R20,Y+
    009B 9159      LD	R21,Y+
    009C FDE0      SBRC	R30,0
    009D 9508      RET
    009E 9169      LD	R22,Y+
    009F 9179      LD	R23,Y+
    00A0 FDE1      SBRC	R30,1
    00A1 9508      RET
    00A2 90A9      LD	R10,Y+
    00A3 90B9      LD	R11,Y+
    00A4 FDE2      SBRC	R30,2
    00A5 9508      RET
    00A6 90C9      LD	R12,Y+
    00A7 90D9      LD	R13,Y+
    00A8 FDE3      SBRC	R30,3
    00A9 9508      RET
    00AA 90E9      LD	R14,Y+
    00AB 90F9      LD	R15,Y+
    00AC 9508      RET