test1.lst

GINSmodules to enable the low-power wireless sensor networks measurement system. Available in

   1               		.file	"test1.c"
   2               		.arch atmega128
   3               	__SREG__ = 0x3f
   4               	__SP_H__ = 0x3e
   5               	__SP_L__ = 0x3d
   6               	__tmp_reg__ = 0
   7               	__zero_reg__ = 1
   8               		.global __do_copy_data
   9               		.global __do_clear_bss
  11               		.text
  12               	.Ltext0:
  52               	.global	main
  54               	main:
   1:test1.c       **** /**************************************************
   2:test1.c       **** 文件名: test1.c
   3:test1.c       **** 功能：使用定时器0实现定时0.5秒，控制黄灯的闪烁
   4:test1.c       **** 说明：
   5:test1.c       **** ***************************************************/
   6:test1.c       **** 
   7:test1.c       **** #include <avr/io.h>
   8:test1.c       **** #define uchar unsigned char
   9:test1.c       **** #define SET_LED PORTA&=0XFE //PA0口输出低电平，黄灯亮
  10:test1.c       **** #define CLR_LED PORTA|=0X01//PA0口输出高电平，黄灯灭
  11:test1.c       **** 
  12:test1.c       **** /***************************************************
  13:test1.c       **** *名称：main()
  14:test1.c       **** *功能：初始化I/O及定时器0,定时时间为0.5s
  15:test1.c       **** *入口参数：无
  16:test1.c       **** *出口参数：无
  17:test1.c       **** *****************************************************/
  18:test1.c       **** int main( void )
  19:test1.c       **** {
  56               	.LM1:
  57               	/* prologue: frame size=0 */
  58 0000 C0E0      		ldi r28,lo8(__stack - 0)
  59 0002 D0E0      		ldi r29,hi8(__stack - 0)
  60 0004 DEBF      		out __SP_H__,r29
  61 0006 CDBF      		out __SP_L__,r28
  62               	/* prologue end (size=4) */
  20:test1.c       **** uchar i,j=0;
  64               	.LM2:
  65 0008 20E0      		ldi r18,lo8(0)
  21:test1.c       **** //设置PA0 口为输出
  22:test1.c       **** DDRA=_BV(PA0);
  67               	.LM3:
  68 000a 81E0      		ldi r24,lo8(1)
  69 000c 8ABB      		out 58-0x20,r24
  23:test1.c       **** PORTA=_BV(PA0);
  71               	.LM4:
  72 000e 8BBB      		out 59-0x20,r24
  24:test1.c       **** 
  25:test1.c       **** TCNT0=0; //初始化TCNT0
  74               	.LM5:
  75 0010 22BF      		out 82-0x20,r18
  26:test1.c       **** TCCR0=_BV(CS02); // 预分频 ck/64 
  77               	.LM6:
  78 0012 84E0      		ldi r24,lo8(4)
  79 0014 83BF      		out 83-0x20,r24
  80               	.L21:
  27:test1.c       ****  while (1)
  28:test1.c       ****  {
  29:test1.c       **** 	//查询定时器方式等待0.5秒，7372800 /64 /256 /225 = 2Hz
  30:test1.c       **** 	for(i=0;i<225;i++)
  82               	.LM7:
  83 0016 90E0      		ldi r25,lo8(0)
  84               	.L22:
  31:test1.c       **** 	{
  32:test1.c       **** 	    loop_until_bit_is_set(TIFR,TOV0);
  86               	.LM8:
  87 0018 06B6      		in __tmp_reg__,86-0x20
  88 001a 00FE      		sbrs __tmp_reg__,0
  89 001c FDCF      		rjmp .L22
  33:test1.c       **** 	    //写入逻辑1 清零TOV0 位
  34:test1.c       **** 	    TIFR|=_BV(TOV0);
  91               	.LM9:
  92 001e 86B7      		in r24,86-0x20
  93 0020 8160      		ori r24,lo8(1)
  94 0022 86BF      		out 86-0x20,r24
  96               	.LM10:
  97 0024 9F5F      		subi r25,lo8(-(1))
  98 0026 913E      		cpi r25,lo8(-31)
  99 0028 B8F3      		brlo .L22
  35:test1.c       **** 	}
  36:test1.c       **** 	//反向LED 控制脚
  37:test1.c       **** 	if(j) 
 101               	.LM11:
 102 002a 2223      		tst r18
 103 002c 19F0      		breq .L11
  38:test1.c       **** 	    SET_LED,j=0;
 105               	.LM12:
 106 002e D898      		cbi 59-0x20,0
 107 0030 20E0      		ldi r18,lo8(0)
 108 0032 F1CF      		rjmp .L21
 109               	.L11:
  39:test1.c       **** 	else
  40:test1.c       **** 	    CLR_LED,j=1;
 111               	.LM13:
 112 0034 D89A      		sbi 59-0x20,0
 113 0036 21E0      		ldi r18,lo8(1)
 114 0038 EECF      		rjmp .L21
 115               	/* epilogue: frame size=0 */
 116               	/* epilogue: noreturn */
 117               	/* epilogue end (size=0) */
 118               	/* function main size 29 (25) */
 122               		.text
 124               	Letext:
 125               	/* File "test1.c": code   29 = 0x001d (  25), prologues   4, epilogues   0 */
DEFINED SYMBOLS
                            *ABS*:00000000 test1.c
                            *ABS*:0000003f __SREG__
                            *ABS*:0000003e __SP_H__
                            *ABS*:0000003d __SP_L__
                            *ABS*:00000000 __tmp_reg__
                            *ABS*:00000001 __zero_reg__
C:\DOCUME~1\Andrew\LOCALS~1\Temp/ccqcbaaa.s:54     .text:00000000 main
C:\DOCUME~1\Andrew\LOCALS~1\Temp/ccqcbaaa.s:124    .text:0000003a Letext

UNDEFINED SYMBOLS
__do_copy_data
__do_clear_bss
__stack