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📄 main.lss

📁 avr当中的一个简单的温度测试程序和学习avr中的一些笔记
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00000198 <Write_18b20>:
 198:	48 2f       	mov	r20, r24
 19a:	50 e0       	ldi	r21, 0x00	; 0
 19c:	a3 e0       	ldi	r26, 0x03	; 3
 19e:	b0 e0       	ldi	r27, 0x00	; 0
 1a0:	d2 9a       	sbi	0x1a, 2	; 26
 */
void
_delay_loop_2(uint16_t __count)
{
	__asm__ volatile (
 1a2:	cd 01       	movw	r24, r26
 1a4:	01 97       	sbiw	r24, 0x01	; 1
 1a6:	f1 f7       	brne	.-4      	; 0x1a4 <Write_18b20+0xc>
 1a8:	cd 01       	movw	r24, r26
 1aa:	01 97       	sbiw	r24, 0x01	; 1
 1ac:	f1 f7       	brne	.-4      	; 0x1aa <Write_18b20+0x12>
 1ae:	40 ff       	sbrs	r20, 0
 1b0:	02 c0       	rjmp	.+4      	; 0x1b6 <Write_18b20+0x1e>
 1b2:	d2 98       	cbi	0x1a, 2	; 26
 1b4:	01 c0       	rjmp	.+2      	; 0x1b8 <Write_18b20+0x20>
 1b6:	d2 9a       	sbi	0x1a, 2	; 26
 1b8:	2d e3       	ldi	r18, 0x3D	; 61
 1ba:	30 e0       	ldi	r19, 0x00	; 0
 */
void
_delay_loop_2(uint16_t __count)
{
	__asm__ volatile (
 1bc:	e3 e0       	ldi	r30, 0x03	; 3
 1be:	f0 e0       	ldi	r31, 0x00	; 0
 1c0:	cf 01       	movw	r24, r30
 1c2:	01 97       	sbiw	r24, 0x01	; 1
 1c4:	f1 f7       	brne	.-4      	; 0x1c2 <Write_18b20+0x2a>
 1c6:	21 50       	subi	r18, 0x01	; 1
 1c8:	30 40       	sbci	r19, 0x00	; 0
 1ca:	8f ef       	ldi	r24, 0xFF	; 255
 1cc:	2f 3f       	cpi	r18, 0xFF	; 255
 1ce:	38 07       	cpc	r19, r24
 1d0:	a9 f7       	brne	.-22     	; 0x1bc <Write_18b20+0x24>
 1d2:	d2 98       	cbi	0x1a, 2	; 26
 */
void
_delay_loop_2(uint16_t __count)
{
	__asm__ volatile (
 1d4:	cf 01       	movw	r24, r30
 1d6:	01 97       	sbiw	r24, 0x01	; 1
 1d8:	f1 f7       	brne	.-4      	; 0x1d6 <Write_18b20+0x3e>
 1da:	31 97       	sbiw	r30, 0x01	; 1
 1dc:	f1 f7       	brne	.-4      	; 0x1da <Write_18b20+0x42>
 1de:	5f 5f       	subi	r21, 0xFF	; 255
 1e0:	58 30       	cpi	r21, 0x08	; 8
 1e2:	11 f0       	breq	.+4      	; 0x1e8 <Write_18b20+0x50>
 1e4:	46 95       	lsr	r20
 1e6:	dc cf       	rjmp	.-72     	; 0x1a0 <Write_18b20+0x8>
 1e8:	08 95       	ret

000001ea <Delayus>:
 1ea:	9c 01       	movw	r18, r24
 1ec:	e3 e0       	ldi	r30, 0x03	; 3
 1ee:	f0 e0       	ldi	r31, 0x00	; 0
 1f0:	03 c0       	rjmp	.+6      	; 0x1f8 <Delayus+0xe>
 */
void
_delay_loop_2(uint16_t __count)
{
	__asm__ volatile (
 1f2:	cf 01       	movw	r24, r30
 1f4:	01 97       	sbiw	r24, 0x01	; 1
 1f6:	f1 f7       	brne	.-4      	; 0x1f4 <Delayus+0xa>
 1f8:	21 50       	subi	r18, 0x01	; 1
 1fa:	30 40       	sbci	r19, 0x00	; 0
 1fc:	8f ef       	ldi	r24, 0xFF	; 255
 1fe:	2f 3f       	cpi	r18, 0xFF	; 255
 200:	38 07       	cpc	r19, r24
 202:	b9 f7       	brne	.-18     	; 0x1f2 <Delayus+0x8>
 204:	08 95       	ret

00000206 <Delayms>:
	{
		_delay_loop_2(3);      //_delay_loop_2(1)是延时4个时钟周期,参数为3则延时12
		           //个时钟周期,本实验用12M晶体,则12个时钟周期为12/12=1us
    }
}

//ms级别的延时函数
void Delayms(unsigned int lms)
{
 206:	9c 01       	movw	r18, r24
 208:	0d c0       	rjmp	.+26     	; 0x224 <Delayms+0x1e>
	while(lms--)
 20a:	47 ee       	ldi	r20, 0xE7	; 231
 20c:	53 e0       	ldi	r21, 0x03	; 3
 20e:	e3 e0       	ldi	r30, 0x03	; 3
 210:	f0 e0       	ldi	r31, 0x00	; 0
 */
void
_delay_loop_2(uint16_t __count)
{
	__asm__ volatile (
 212:	cf 01       	movw	r24, r30
 214:	01 97       	sbiw	r24, 0x01	; 1
 216:	f1 f7       	brne	.-4      	; 0x214 <Delayms+0xe>
 218:	41 50       	subi	r20, 0x01	; 1
 21a:	50 40       	sbci	r21, 0x00	; 0
 21c:	8f ef       	ldi	r24, 0xFF	; 255
 21e:	4f 3f       	cpi	r20, 0xFF	; 255
 220:	58 07       	cpc	r21, r24
 222:	b9 f7       	brne	.-18     	; 0x212 <Delayms+0xc>
 224:	21 50       	subi	r18, 0x01	; 1
 226:	30 40       	sbci	r19, 0x00	; 0
 228:	8f ef       	ldi	r24, 0xFF	; 255
 22a:	2f 3f       	cpi	r18, 0xFF	; 255
 22c:	38 07       	cpc	r19, r24
 22e:	69 f7       	brne	.-38     	; 0x20a <Delayms+0x4>
 230:	08 95       	ret

00000232 <__vector_11>:
 232:	1f 92       	push	r1
 234:	0f 92       	push	r0
 236:	0f b6       	in	r0, 0x3f	; 63
 238:	0f 92       	push	r0
 23a:	11 24       	eor	r1, r1
 23c:	8f 93       	push	r24
 23e:	8c b1       	in	r24, 0x0c	; 12
 240:	5d 9b       	sbis	0x0b, 5	; 11
 242:	fe cf       	rjmp	.-4      	; 0x240 <__vector_11+0xe>
 244:	8c b9       	out	0x0c, r24	; 12
 246:	8f 91       	pop	r24
 248:	0f 90       	pop	r0
 24a:	0f be       	out	0x3f, r0	; 63
 24c:	0f 90       	pop	r0
 24e:	1f 90       	pop	r1
 250:	18 95       	reti

00000252 <main>:
 252:	af 92       	push	r10
 254:	bf 92       	push	r11
 256:	cf 92       	push	r12
 258:	df 92       	push	r13
 25a:	ef 92       	push	r14
 25c:	ff 92       	push	r15
 25e:	0f 93       	push	r16
 260:	1f 93       	push	r17
 262:	cf 93       	push	r28
 264:	df 93       	push	r29
 266:	0e 94 47 00 	call	0x8e	; 0x8e <Port_Init>
 26a:	0e 94 50 00 	call	0xa0	; 0xa0 <Usart_Init>
 26e:	d2 98       	cbi	0x1a, 2	; 26
 270:	da 98       	cbi	0x1b, 2	; 27
 272:	10 92 87 00 	sts	0x0087, r1
 276:	10 92 86 00 	sts	0x0086, r1
 27a:	10 92 88 00 	sts	0x0088, r1
 27e:	80 e6       	ldi	r24, 0x60	; 96
 280:	90 e0       	ldi	r25, 0x00	; 0
 282:	0e 94 5f 00 	call	0xbe	; 0xbe <Usart_PutString>
 286:	5d 9b       	sbis	0x0b, 5	; 11
 288:	fe cf       	rjmp	.-4      	; 0x286 <main+0x34>
 28a:	8d e0       	ldi	r24, 0x0D	; 13
 28c:	8c b9       	out	0x0c, r24	; 12
 28e:	5d 9b       	sbis	0x0b, 5	; 11
 290:	fe cf       	rjmp	.-4      	; 0x28e <main+0x3c>
 292:	8a e0       	ldi	r24, 0x0A	; 10
 294:	8c b9       	out	0x0c, r24	; 12
 296:	78 94       	sei
 298:	f8 94       	cli
 29a:	0e 94 69 00 	call	0xd2	; 0xd2 <DS18B20_Init>
 29e:	8c ec       	ldi	r24, 0xCC	; 204
 2a0:	0e 94 cc 00 	call	0x198	; 0x198 <Write_18b20>
 2a4:	84 e4       	ldi	r24, 0x44	; 68
 2a6:	0e 94 cc 00 	call	0x198	; 0x198 <Write_18b20>
 2aa:	10 e0       	ldi	r17, 0x00	; 0
 2ac:	84 e1       	ldi	r24, 0x14	; 20
 2ae:	90 e0       	ldi	r25, 0x00	; 0
 2b0:	0e 94 03 01 	call	0x206	; 0x206 <Delayms>
 2b4:	1f 5f       	subi	r17, 0xFF	; 255
 2b6:	12 33       	cpi	r17, 0x32	; 50
 2b8:	c9 f7       	brne	.-14     	; 0x2ac <main+0x5a>
 2ba:	0e 94 69 00 	call	0xd2	; 0xd2 <DS18B20_Init>
 2be:	8c ec       	ldi	r24, 0xCC	; 204
 2c0:	0e 94 cc 00 	call	0x198	; 0x198 <Write_18b20>
 2c4:	8e eb       	ldi	r24, 0xBE	; 190
 2c6:	0e 94 cc 00 	call	0x198	; 0x198 <Write_18b20>
 2ca:	0e 94 9e 00 	call	0x13c	; 0x13c <Read_18b20>
 2ce:	80 93 86 00 	sts	0x0086, r24
 2d2:	0e 94 9e 00 	call	0x13c	; 0x13c <Read_18b20>
 2d6:	80 93 87 00 	sts	0x0087, r24
 2da:	83 ff       	sbrs	r24, 3
 2dc:	12 c0       	rjmp	.+36     	; 0x302 <main+0xb0>
 2de:	98 2f       	mov	r25, r24
 2e0:	90 95       	com	r25
 2e2:	90 93 87 00 	sts	0x0087, r25
 2e6:	8f b7       	in	r24, 0x3f	; 63
 2e8:	8e 6f       	ori	r24, 0xFE	; 254
 2ea:	8f bf       	out	0x3f, r24	; 63
 2ec:	80 91 86 00 	lds	r24, 0x0086
 2f0:	81 95       	neg	r24
 2f2:	80 93 86 00 	sts	0x0086, r24
 2f6:	0f b6       	in	r0, 0x3f	; 63
 2f8:	00 fe       	sbrs	r0, 0
 2fa:	03 c0       	rjmp	.+6      	; 0x302 <main+0xb0>
 2fc:	9f 5f       	subi	r25, 0xFF	; 255
 2fe:	90 93 87 00 	sts	0x0087, r25
 302:	20 91 86 00 	lds	r18, 0x0086
 306:	80 91 87 00 	lds	r24, 0x0087
 30a:	c8 2f       	mov	r28, r24
 30c:	dd 27       	eor	r29, r29
 30e:	84 e0       	ldi	r24, 0x04	; 4
 310:	cc 0f       	add	r28, r28
 312:	dd 1f       	adc	r29, r29
 314:	8a 95       	dec	r24
 316:	e1 f7       	brne	.-8      	; 0x310 <main+0xbe>
 318:	c0 77       	andi	r28, 0x70	; 112
 31a:	d0 70       	andi	r29, 0x00	; 0
 31c:	82 2f       	mov	r24, r18
 31e:	82 95       	swap	r24
 320:	8f 70       	andi	r24, 0x0F	; 15
 322:	99 27       	eor	r25, r25
 324:	c8 2b       	or	r28, r24
 326:	d9 2b       	or	r29, r25
 328:	ce 01       	movw	r24, r28
 32a:	68 ee       	ldi	r22, 0xE8	; 232
 32c:	73 e0       	ldi	r23, 0x03	; 3
 32e:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 332:	6b 01       	movw	r12, r22
 334:	ce 01       	movw	r24, r28
 336:	68 ee       	ldi	r22, 0xE8	; 232
 338:	73 e0       	ldi	r23, 0x03	; 3
 33a:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 33e:	64 e6       	ldi	r22, 0x64	; 100
 340:	70 e0       	ldi	r23, 0x00	; 0
 342:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 346:	8b 01       	movw	r16, r22
 348:	ce 01       	movw	r24, r28
 34a:	64 e6       	ldi	r22, 0x64	; 100
 34c:	70 e0       	ldi	r23, 0x00	; 0
 34e:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 352:	6a e0       	ldi	r22, 0x0A	; 10
 354:	70 e0       	ldi	r23, 0x00	; 0
 356:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 35a:	7b 01       	movw	r14, r22
 35c:	33 27       	eor	r19, r19
 35e:	2f 70       	andi	r18, 0x0F	; 15
 360:	30 70       	andi	r19, 0x00	; 0
 362:	81 e7       	ldi	r24, 0x71	; 113
 364:	92 e0       	ldi	r25, 0x02	; 2
 366:	28 9f       	mul	r18, r24
 368:	50 01       	movw	r10, r0
 36a:	29 9f       	mul	r18, r25
 36c:	b0 0c       	add	r11, r0
 36e:	38 9f       	mul	r19, r24
 370:	b0 0c       	add	r11, r0
 372:	11 24       	eor	r1, r1
 374:	85 e7       	ldi	r24, 0x75	; 117
 376:	90 e0       	ldi	r25, 0x00	; 0
 378:	0e 94 5f 00 	call	0xbe	; 0xbe <Usart_PutString>
 37c:	c1 14       	cp	r12, r1
 37e:	d1 04       	cpc	r13, r1
 380:	e9 f4       	brne	.+58     	; 0x3bc <main+0x16a>
 382:	5d 9b       	sbis	0x0b, 5	; 11
 384:	fe cf       	rjmp	.-4      	; 0x382 <main+0x130>
 386:	80 e2       	ldi	r24, 0x20	; 32
 388:	8c b9       	out	0x0c, r24	; 12
 38a:	01 15       	cp	r16, r1
 38c:	11 05       	cpc	r17, r1
 38e:	29 f4       	brne	.+10     	; 0x39a <main+0x148>
 390:	5d 9b       	sbis	0x0b, 5	; 11
 392:	fe cf       	rjmp	.-4      	; 0x390 <main+0x13e>
 394:	80 e2       	ldi	r24, 0x20	; 32
 396:	8c b9       	out	0x0c, r24	; 12
 398:	05 c0       	rjmp	.+10     	; 0x3a4 <main+0x152>
 39a:	60 2f       	mov	r22, r16
 39c:	5d 9b       	sbis	0x0b, 5	; 11
 39e:	fe cf       	rjmp	.-4      	; 0x39c <main+0x14a>
 3a0:	60 5d       	subi	r22, 0xD0	; 208
 3a2:	6c b9       	out	0x0c, r22	; 12
 3a4:	e1 14       	cp	r14, r1
 3a6:	f1 04       	cpc	r15, r1
 3a8:	29 f4       	brne	.+10     	; 0x3b4 <main+0x162>
 3aa:	5d 9b       	sbis	0x0b, 5	; 11
 3ac:	fe cf       	rjmp	.-4      	; 0x3aa <main+0x158>
 3ae:	80 e2       	ldi	r24, 0x20	; 32
 3b0:	8c b9       	out	0x0c, r24	; 12
 3b2:	13 c0       	rjmp	.+38     	; 0x3da <main+0x188>
 3b4:	6e 2d       	mov	r22, r14
 3b6:	5d 9b       	sbis	0x0b, 5	; 11
 3b8:	fe cf       	rjmp	.-4      	; 0x3b6 <main+0x164>
 3ba:	0d c0       	rjmp	.+26     	; 0x3d6 <main+0x184>
 3bc:	6c 2d       	mov	r22, r12
 3be:	5d 9b       	sbis	0x0b, 5	; 11
 3c0:	fe cf       	rjmp	.-4      	; 0x3be <main+0x16c>
 3c2:	60 5d       	subi	r22, 0xD0	; 208
 3c4:	6c b9       	out	0x0c, r22	; 12
 3c6:	60 2f       	mov	r22, r16
 3c8:	5d 9b       	sbis	0x0b, 5	; 11
 3ca:	fe cf       	rjmp	.-4      	; 0x3c8 <main+0x176>
 3cc:	60 5d       	subi	r22, 0xD0	; 208
 3ce:	6c b9       	out	0x0c, r22	; 12
 3d0:	6e 2d       	mov	r22, r14
 3d2:	5d 9b       	sbis	0x0b, 5	; 11
 3d4:	fe cf       	rjmp	.-4      	; 0x3d2 <main+0x180>
 3d6:	60 5d       	subi	r22, 0xD0	; 208
 3d8:	6c b9       	out	0x0c, r22	; 12
 3da:	ce 01       	movw	r24, r28
 3dc:	6a e0       	ldi	r22, 0x0A	; 10
 3de:	70 e0       	ldi	r23, 0x00	; 0
 3e0:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 3e4:	5d 9b       	sbis	0x0b, 5	; 11
 3e6:	fe cf       	rjmp	.-4      	; 0x3e4 <main+0x192>
 3e8:	80 5d       	subi	r24, 0xD0	; 208
 3ea:	8c b9       	out	0x0c, r24	; 12
 3ec:	5d 9b       	sbis	0x0b, 5	; 11
 3ee:	fe cf       	rjmp	.-4      	; 0x3ec <main+0x19a>
 3f0:	8e e2       	ldi	r24, 0x2E	; 46
 3f2:	8c b9       	out	0x0c, r24	; 12
 3f4:	c5 01       	movw	r24, r10
 3f6:	68 ee       	ldi	r22, 0xE8	; 232
 3f8:	73 e0       	ldi	r23, 0x03	; 3
 3fa:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 3fe:	5d 9b       	sbis	0x0b, 5	; 11
 400:	fe cf       	rjmp	.-4      	; 0x3fe <main+0x1ac>
 402:	60 5d       	subi	r22, 0xD0	; 208
 404:	6c b9       	out	0x0c, r22	; 12
 406:	c5 01       	movw	r24, r10
 408:	68 ee       	ldi	r22, 0xE8	; 232
 40a:	73 e0       	ldi	r23, 0x03	; 3
 40c:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 410:	64 e6       	ldi	r22, 0x64	; 100
 412:	70 e0       	ldi	r23, 0x00	; 0
 414:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 418:	5d 9b       	sbis	0x0b, 5	; 11
 41a:	fe cf       	rjmp	.-4      	; 0x418 <main+0x1c6>
 41c:	60 5d       	subi	r22, 0xD0	; 208
 41e:	6c b9       	out	0x0c, r22	; 12
 420:	c5 01       	movw	r24, r10
 422:	64 e6       	ldi	r22, 0x64	; 100
 424:	70 e0       	ldi	r23, 0x00	; 0
 426:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 42a:	6a e0       	ldi	r22, 0x0A	; 10
 42c:	70 e0       	ldi	r23, 0x00	; 0
 42e:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 432:	5d 9b       	sbis	0x0b, 5	; 11
 434:	fe cf       	rjmp	.-4      	; 0x432 <main+0x1e0>
 436:	60 5d       	subi	r22, 0xD0	; 208
 438:	6c b9       	out	0x0c, r22	; 12
 43a:	c5 01       	movw	r24, r10
 43c:	6a e0       	ldi	r22, 0x0A	; 10
 43e:	70 e0       	ldi	r23, 0x00	; 0
 440:	0e 94 44 02 	call	0x488	; 0x488 <__udivmodhi4>
 444:	5d 9b       	sbis	0x0b, 5	; 11
 446:	fe cf       	rjmp	.-4      	; 0x444 <main+0x1f2>
 448:	80 5d       	subi	r24, 0xD0	; 208
 44a:	8c b9       	out	0x0c, r24	; 12
 44c:	5d 9b       	sbis	0x0b, 5	; 11
 44e:	fe cf       	rjmp	.-4      	; 0x44c <main+0x1fa>
 450:	80 e2       	ldi	r24, 0x20	; 32
 452:	8c b9       	out	0x0c, r24	; 12
 454:	5d 9b       	sbis	0x0b, 5	; 11
 456:	fe cf       	rjmp	.-4      	; 0x454 <main+0x202>
 458:	8f e6       	ldi	r24, 0x6F	; 111
 45a:	8c b9       	out	0x0c, r24	; 12
 45c:	5d 9b       	sbis	0x0b, 5	; 11
 45e:	fe cf       	rjmp	.-4      	; 0x45c <main+0x20a>
 460:	83 e4       	ldi	r24, 0x43	; 67
 462:	8c b9       	out	0x0c, r24	; 12
 464:	5d 9b       	sbis	0x0b, 5	; 11
 466:	fe cf       	rjmp	.-4      	; 0x464 <__stack+0x5>
 468:	8d e0       	ldi	r24, 0x0D	; 13
 46a:	8c b9       	out	0x0c, r24	; 12
 46c:	5d 9b       	sbis	0x0b, 5	; 11
 46e:	fe cf       	rjmp	.-4      	; 0x46c <__stack+0xd>
 470:	8a e0       	ldi	r24, 0x0A	; 10
 472:	8c b9       	out	0x0c, r24	; 12
 474:	78 94       	sei
 476:	10 e0       	ldi	r17, 0x00	; 0
 478:	84 e1       	ldi	r24, 0x14	; 20
 47a:	90 e0       	ldi	r25, 0x00	; 0
 47c:	0e 94 03 01 	call	0x206	; 0x206 <Delayms>
 480:	1f 5f       	subi	r17, 0xFF	; 255
 482:	18 3c       	cpi	r17, 0xC8	; 200
 484:	c9 f7       	brne	.-14     	; 0x478 <__stack+0x19>
 486:	08 cf       	rjmp	.-496    	; 0x298 <main+0x46>

00000488 <__udivmodhi4>:
 488:	aa 1b       	sub	r26, r26
 48a:	bb 1b       	sub	r27, r27
 48c:	51 e1       	ldi	r21, 0x11	; 17
 48e:	07 c0       	rjmp	.+14     	; 0x49e <__udivmodhi4_ep>

00000490 <__udivmodhi4_loop>:
 490:	aa 1f       	adc	r26, r26
 492:	bb 1f       	adc	r27, r27
 494:	a6 17       	cp	r26, r22
 496:	b7 07       	cpc	r27, r23
 498:	10 f0       	brcs	.+4      	; 0x49e <__udivmodhi4_ep>
 49a:	a6 1b       	sub	r26, r22
 49c:	b7 0b       	sbc	r27, r23

0000049e <__udivmodhi4_ep>:
 49e:	88 1f       	adc	r24, r24
 4a0:	99 1f       	adc	r25, r25
 4a2:	5a 95       	dec	r21
 4a4:	a9 f7       	brne	.-22     	; 0x490 <__udivmodhi4_loop>
 4a6:	80 95       	com	r24
 4a8:	90 95       	com	r25
 4aa:	bc 01       	movw	r22, r24
 4ac:	cd 01       	movw	r24, r26
 4ae:	08 95       	ret

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