main.lss

单片机源代码

main.elf:     file format elf32-avr

Sections:
Idx Name          Size      VMA       LMA       File off  Algn
  0 .text         000000a8  00000000  00000000  00000094  2**0
                  CONTENTS, ALLOC, LOAD, READONLY, CODE
  1 .data         00000000  00800060  000000a8  0000013c  2**0
                  CONTENTS, ALLOC, LOAD, DATA
  2 .bss          00000002  00800060  00800060  0000013c  2**0
                  ALLOC
  3 .noinit       00000000  00800062  00800062  0000013c  2**0
                  CONTENTS
  4 .eeprom       00000000  00810000  00810000  0000013c  2**0
                  CONTENTS
  5 .stab         00000294  00000000  00000000  0000013c  2**2
                  CONTENTS, READONLY, DEBUGGING
  6 .stabstr      000003df  00000000  00000000  000003d0  2**0
                  CONTENTS, READONLY, DEBUGGING
Disassembly of section .text:

00000000 <__vectors>:
   0:	0a c0       	rjmp	.+20     	; 0x16
   2:	22 c0       	rjmp	.+68     	; 0x48
   4:	21 c0       	rjmp	.+66     	; 0x48
   6:	20 c0       	rjmp	.+64     	; 0x48
   8:	1f c0       	rjmp	.+62     	; 0x48
   a:	1e c0       	rjmp	.+60     	; 0x48
   c:	1e c0       	rjmp	.+60     	; 0x4a
   e:	1c c0       	rjmp	.+56     	; 0x48
  10:	1b c0       	rjmp	.+54     	; 0x48
  12:	1a c0       	rjmp	.+52     	; 0x48
  14:	19 c0       	rjmp	.+50     	; 0x48

00000016 <__ctors_end>:
  16:	11 24       	eor	r1, r1
  18:	1f be       	out	0x3f, r1	; 63
  1a:	cf ed       	ldi	r28, 0xDF	; 223
  1c:	cd bf       	out	0x3d, r28	; 61

0000001e <__do_copy_data>:
  1e:	10 e0       	ldi	r17, 0x00	; 0
  20:	a0 e6       	ldi	r26, 0x60	; 96
  22:	b0 e0       	ldi	r27, 0x00	; 0
  24:	e8 ea       	ldi	r30, 0xA8	; 168
  26:	f0 e0       	ldi	r31, 0x00	; 0
  28:	03 c0       	rjmp	.+6      	; 0x30

0000002a <.do_copy_data_loop>:
  2a:	c8 95       	lpm
  2c:	31 96       	adiw	r30, 0x01	; 1
  2e:	0d 92       	st	X+, r0

00000030 <.do_copy_data_start>:
  30:	a0 36       	cpi	r26, 0x60	; 96
  32:	b1 07       	cpc	r27, r17
  34:	d1 f7       	brne	.-12     	; 0x2a

00000036 <__do_clear_bss>:
  36:	10 e0       	ldi	r17, 0x00	; 0
  38:	a0 e6       	ldi	r26, 0x60	; 96
  3a:	b0 e0       	ldi	r27, 0x00	; 0
  3c:	01 c0       	rjmp	.+2      	; 0x40

0000003e <.do_clear_bss_loop>:
  3e:	1d 92       	st	X+, r1

00000040 <.do_clear_bss_start>:
  40:	a2 36       	cpi	r26, 0x62	; 98
  42:	b1 07       	cpc	r27, r17
  44:	e1 f7       	brne	.-8      	; 0x3e
  46:	22 c0       	rjmp	.+68     	; 0x8c

00000048 <__bad_interrupt>:
  48:	db cf       	rjmp	.-74     	; 0x0

0000004a <__vector_6>:
static uchar g_bDirection=0;

//T/C0中断例程
SIGNAL(SIG_OVERFLOW0)
{
  4a:	1f 92       	push	r1
  4c:	0f 92       	push	r0
  4e:	0f b6       	in	r0, 0x3f	; 63
  50:	0f 92       	push	r0
  52:	11 24       	eor	r1, r1
  54:	8f 93       	push	r24
	if(++g_bCount >15)		//中断15次约一秒
  56:	80 91 60 00 	lds	r24, 0x0060
  5a:	8f 5f       	subi	r24, 0xFF	; 255
  5c:	80 93 60 00 	sts	0x0060, r24
  60:	80 31       	cpi	r24, 0x10	; 16
  62:	70 f0       	brcs	.+28     	; 0x80
	{
		if(g_bDirection)	//反向LED控制脚
  64:	80 91 61 00 	lds	r24, 0x0061
  68:	88 23       	and	r24, r24
  6a:	21 f0       	breq	.+8      	; 0x74
			SET_LED,g_bDirection=0;
  6c:	94 98       	cbi	0x12, 4	; 18
  6e:	10 92 61 00 	sts	0x0061, r1
  72:	04 c0       	rjmp	.+8      	; 0x7c
		else
			CLR_LED,g_bDirection=1;	
  74:	94 9a       	sbi	0x12, 4	; 18
  76:	81 e0       	ldi	r24, 0x01	; 1
  78:	80 93 61 00 	sts	0x0061, r24
			
		g_bCount=0;
  7c:	10 92 60 00 	sts	0x0060, r1
	}
}
  80:	8f 91       	pop	r24
  82:	0f 90       	pop	r0
  84:	0f be       	out	0x3f, r0	; 63
  86:	0f 90       	pop	r0
  88:	1f 90       	pop	r1
  8a:	18 95       	reti

0000008c <main>:

int main(void)
{
  8c:	cf ed       	ldi	r28, 0xDF	; 223
  8e:	d0 e0       	ldi	r29, 0x00	; 0
  90:	de bf       	out	0x3e, r29	; 62
  92:	cd bf       	out	0x3d, r28	; 61
	DDRD=0X10;
  94:	80 e1       	ldi	r24, 0x10	; 16
  96:	81 bb       	out	0x11, r24	; 17
	PORTD=0X10; 
  98:	82 bb       	out	0x12, r24	; 18

	TCNT0=0; // T/C0开始值 
  9a:	12 be       	out	0x32, r1	; 50
	TCCR0=5; // 预分频 ck/1024 ,计数允许
  9c:	85 e0       	ldi	r24, 0x05	; 5
  9e:	83 bf       	out	0x33, r24	; 51
	
	TIMSK=_BV(TOIE0);
  a0:	82 e0       	ldi	r24, 0x02	; 2
  a2:	89 bf       	out	0x39, r24	; 57
	sei();
  a4:	78 94       	sei
	
	while(1);
  a6:	ff cf       	rjmp	.-2      	; 0xa6