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📄 vs1003b.lst

📁 VS1003b音频芯片
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  81:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** _delay_loop_1(uint8_t __count)
  82:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** {
  83:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** 	__asm__ volatile (
  84:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** 		"1: dec %0" "\n\t"
  85:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** 		"brne 1b"
  86:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** 		: "=r" (__count)
  87:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** 		: "0" (__count)
  88:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** 	);
  89:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** }
  90:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** 
  91:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** /** \ingroup util_delay_basic
  92:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** 
  93:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h ****     Delay loop using a 16-bit counter \c __count, so up to 65536
  94:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h ****     iterations are possible.  (The value 65536 would have to be
  95:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h ****     passed as 0.)  The loop executes four CPU cycles per iteration,
  96:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h ****     not including the overhead the compiler requires to setup the
  97:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h ****     counter register pair.
  98:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** 
  99:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h ****     Thus, at a CPU speed of 1 MHz, delays of up to about 262.1
 100:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h ****     milliseconds can be achieved.
 101:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h ****  */
 102:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** void
 103:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** _delay_loop_2(uint16_t __count)
 104:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** {
 105:d:/winavr-20071221/bin/../avr/include/util/delay_basic.h **** 	__asm__ volatile (
 401               	 frame size=0 */
 402               		ret
 403 00a6 80E4      	/* epilogue end (size=1) */
 404 00a8 9CE9      	/* function VS1003B_SoftReset size 15 (14) */
 409               	.Lscope7:
 411               	.global	VS1003B_NeedData
 413               	VS1003B_NeedData:
 415               	.Ltext2:
 417               	.LM57:
 418               	.LFBB8:
 419               	/* prologue: frame size=0 */
 420               	/* prologue end (size=0) */
 422               	.LM58:
 423               		in r24,54-0x20
 424               		ldi r25,lo8(0)
 425               		ldi r20,6
 426               	1:	lsr r25
 427               		ror r24
 189:VS1003B\VS1003B.c **** 	_delay_ms(20);
 190:VS1003B\VS1003B.c **** }
 191:VS1003B\VS1003B.c **** 
 192:VS1003B\VS1003B.c **** /* get total decode time form last reset */
 193:VS1003B\VS1003B.c **** unsigned int VS1003B_ReadDecodeTime()
 194:VS1003B\VS1003B.c **** {
 195:VS1003B\VS1003B.c **** 	VS1003B_SPI_High();
 196:VS1003B\VS1003B.c **** 	return VS1003B_ReadCMD(0x04);
 197:VS1003B\VS1003B.c **** }
 198:VS1003B\VS1003B.c **** 
 199:VS1003B\VS1003B.c **** /* check if the chip need data, 1: need  0: don't */
 200:VS1003B\VS1003B.c **** unsigned char VS1003B_NeedData(void)
 201:VS1003B\VS1003B.c **** {
 428               	8,0,204,.LM59-.LFBB8
 429               	.LM59:
 430               		andi r24,lo8(1)
 431               		andi r25,hi8(1)
 432               	/* epilogue: frame size=0 */
 202:VS1003B\VS1003B.c **** 	if(VS1003B_DREQ_PIN & (1<<VS1003B_DREQ_BIT))return 1;
 433               	/* epilogue end (size=1) */
 434               	/* function VS1003B_NeedData size 10 (9) */
 436 00b2 90E0      	.Lscope8:
 439 00b8 8795      	.global	VS1003B_SetVolume
 441 00bc 01F4      	VS1003B_SetVolume:
 203:VS1003B\VS1003B.c **** 	else return 0;
 204:VS1003B\VS1003B.c **** }
 442               	8,0,208,.LM60-.LFBB9
 443               	.LM60:
 444 00be 8170      	.LFBB9:
 445 00c0 9070      	/* prologue: frame size=0 */
 446               	/* prologue end (size=0) */
 447 00c2 0895      	.LBB54:
 448               	.LBB55:
 450               	.LM61:
 451               		ldi r18,lo8(80)
 452               		out 45-0x20,r18
 454               	.LM62:
 455               		sbi 46-0x20,0
 456               	.LBE55:
 205:VS1003B\VS1003B.c **** 
 206:VS1003B\VS1003B.c **** /* Set volume */
 207:VS1003B\VS1003B.c **** void VS1003B_SetVolume(unsigned int vol)
 208:VS1003B\VS1003B.c **** {
 457               		68,0,210,.LM63-.LFBB9
 458               	.LM63:
 459               		movw r22,r24
 460               		ldi r24,lo8(11)
 461               		call VS1003B_WriteCMD
 462               	/* epilogue: frame size=0 */
 463               		ret
 464               	/* epilogue end (size=1) */
 465               	/* function VS1003B_SetVolume size 8 (7) */
 467 00c6 2DB9      	.Lscope9:
 469               	.global	VS1003B_ReadDecodeTime
 471               	VS1003B_ReadDecodeTime:
 209:VS1003B\VS1003B.c **** 	VS1003B_SPI_High();
 210:VS1003B\VS1003B.c **** 	VS1003B_WriteCMD(0x0b,vol);	
 473               	/* prologue: frame size=0 */
 474               	/* prologue end (size=0) */
 475 00ca BC01      	.LBB58:
 476 00cc 8BE0      	.LBB59:
 478               	.LM65:
 479 00d2 0895      		ldi r24,lo8(80)
 480               		out 45-0x20,r24
 482               	.LM66:
 483               		sbi 46-0x20,0
 484               	.LBE59:
 485               	.LBE58:
 487               	.LM67:
 488               		ldi r24,lo8(4)
 489               		call VS1003B_ReadCMD
 490               	/* epilogue: frame size=0 */
 491               		ret
 492               	/* epilogue end (size=1) */
 493               	/* function VS1003B_ReadDecodeTime size 7 (6) */
 495               	.Lscope10:
 498 00d6 8DB9      	.global	VS1003B_Write32B
 500               	VS1003B_Write32B:
 502               	.LM68:
 503               	.LFBB11:
 504               	/* prologue: frame size=0 */
 505               	/* prologue end (size=0) */
 506 00da 84E0      		movw r30,r24
 508               	.LM69:
 509 00e0 0895      		cbi 56-0x20,7
 510               		ldi r25,lo8(32)
 511               		rjmp .L62
 512               	.L63:
 514               	.LM70:
 515               		ld r24,Z
 516               	.LBB62:
 517               	.LBB63:
 519               	.LM71:
 520               		out 47-0x20,r24
 521               	.L64:
 523               	.LM72:
 524 00e2 FC01      		sbis 46-0x20,7
 525               		rjmp .L64
 526               	.LBE63:
 527 00e4 C798      	.LBE62:
 529 00e8 00C0      	.LM73:
 530               		adiw r30,1
 531               	.LBB65:
 532               	.LBB64:
 534               	.LM74:
 535               		in r24,47-0x20
 536               	.L62:
 537               	.LBE64:
 538 00ec 8FB9      	.LBE65:
 540               	.LM75:
 541               		subi r25,1
 542 00ee 779B      		brcc .L63
 544               	.LM76:
 545               		sbi 56-0x20,7
 546               	/* epilogue: frame size=0 */
 547               		ret
 548 00f2 3196      	/* epilogue end (size=1) */
 549               	/* function VS1003B_Write32B size 15 (14) */
 560 00f8 00F4      	.Lscope11:
 562               	.global	VS1003B_Fill2048Zero
 564               	VS1003B_Fill2048Zero:
 566               	.LM77:
 567               	.LFBB12:
 568               	/* prologue: frame size=0 */
 569               	/* prologue end (size=0) */
 570               		ldi r18,lo8(0)
 571               	.L71:
 573               	.LM78:
 574               		cbi 56-0x20,7
 575               	.L72:
 576               	.LBB70:
 577               	.LBB71:
 579               	.LM79:
 580               		in r24,54-0x20
 581               	.LBE71:
 582               	.LBE70:
 584               	.LM80:
 585               		swap r24
 586               		lsr r24
 587               		lsr r24
 588 00fe 20E0      		andi r24,lo8(3)
 589               		sbrs r24,0
 590               		rjmp .L72
 591               		ldi r25,lo8(0)
 592 0100 C798      	.L74:
 593               	.LBB72:
 594               	.LBB73:
 596               	.LM81:
 597               		out 47-0x20,__zero_reg__
 598 0102 86B3      	.L75:
 600               	.LM82:
 601               		sbis 46-0x20,7
 602               		rjmp .L75
 604 0106 8695      	.LM83:
 605 0108 8695      		in r24,47-0x20
 606 010a 8370      	.LBE73:
 607 010c 80FF      	.LBE72:
 609 0110 90E0      	.LM84:
 610               		subi r25,lo8(-(1))
 611               		cpi r25,lo8(32)
 612               		brne .L74
 614               	.LM85:
 615 0112 1FB8      		sbi 56-0x20,7
 617               	.LM86:
 618               		subi r18,lo8(-(1))
 619 0114 779B      		cpi r18,lo8(64)
 620 0116 00C0      		brne .L71
 621               	/* epilogue: frame size=0 */
 622               		ret
 623 0118 8FB1      	/* epilogue end (size=1) */
 624               	/* function VS1003B_Fill2048Zero size 22 (21) */
 630 011e 01F4      	.Lscope12:
 632               	.global	VS1003B_Init
 634               	VS1003B_Init:
 636 0122 2F5F      	.LM87:
 637 0124 2034      	.LFBB13:
 638 0126 01F4      	/* prologue: frame size=2 */
 639               		push r17
 640 0128 0895      		push r28
 641               		push r29
 642               		in r28,__SP_L__
 643               		in r29,__SP_H__
 644               		sbiw r28,2
 645               		in __tmp_reg__,__SREG__
 646               		cli
 647               		out __SP_H__,r29
 648               		out __SREG__,__tmp_reg__
 649               		out __SP_L__,r28
 650               	/* prologue end (size=11) */
 652               	.LM88:
 653               		sbi 56-0x20,4
 654               		sbi 56-0x20,6
 655               		sbi 56-0x20,5
 656               		sbi 56-0x20,7
 657 012a 1F93      		sbi 56-0x20,1
 658 012c CF93      		sbi 56-0x20,2
 659 012e DF93      		sbi 56-0x20,3
 660 0130 CDB7      		sbi 55-0x20,4
 661 0132 DEB7      		cbi 55-0x20,6
 662 0134 2297      		sbi 55-0x20,5
 663 0136 0FB6      		sbi 55-0x20,7
 664 0138 F894      		sbi 55-0x20,1
 665 013a DEBF      		sbi 55-0x20,2
 666 013c 0FBE      		cbi 55-0x20,3
 668               	.LM89:
 669               		cbi 56-0x20,5
 670               	.LBB114:
 671 0140 C49A      	.LBB115:
 672 0142 C69A      	.LBB116:
 673 0144 C59A      	.LBB117:
 675 0148 C19A      	.Ltext3:
 677 014c C39A      	.LM90:
 678 014e BC9A      		ldi r24,lo8(-25536)
 679 0150 BE98      		ldi r25,hi8(-25536)
 680 0152 BD9A      		movw r30,r24
 681 0154 BF9A      	/* #APP */
 682 0156 B99A      		1: sbiw r30,1
 683 0158 BA9A      		brne 1b
 684 015a BB98      	/* #NOAPP */
 685               	.LBE117:
 686               	.LBE116:
 687 015c C598      	.LBE115:
 688               	.LBE114:
 690               	.Ltext4:
 692               	.LM91:

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