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📄 keylcd.lss

📁 我学习AVR的代码例子
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keylcd.elf:     file format elf32-avr

Sections:
Idx Name          Size      VMA       LMA       File off  Algn
  0 .text         000016c4  00000000  00000000  00000094  2**0
                  CONTENTS, ALLOC, LOAD, READONLY, CODE
  1 .data         0000000e  00800060  000016c4  00001758  2**0
                  CONTENTS, ALLOC, LOAD, DATA
  2 .bss          0000000d  0080006e  0080006e  00001766  2**0
                  ALLOC
  3 .noinit       00000000  0080007b  0080007b  00001766  2**0
                  CONTENTS
  4 .eeprom       00000000  00810000  00810000  00001766  2**0
                  CONTENTS
  5 .stab         00001ecc  00000000  00000000  00001768  2**2
                  CONTENTS, READONLY, DEBUGGING
  6 .stabstr      00000ed5  00000000  00000000  00003634  2**0
                  CONTENTS, READONLY, DEBUGGING
Disassembly of section .text:

00000000 <__vectors>:
       0:	0c 94 8d 04 	jmp	0x91a
       4:	0c 94 14 0a 	jmp	0x1428
       8:	0c 94 a8 04 	jmp	0x950
       c:	0c 94 a8 04 	jmp	0x950
      10:	0c 94 a8 04 	jmp	0x950
      14:	0c 94 a8 04 	jmp	0x950
      18:	0c 94 a8 04 	jmp	0x950
      1c:	0c 94 a8 04 	jmp	0x950
      20:	0c 94 a8 04 	jmp	0x950
      24:	0c 94 a8 04 	jmp	0x950
      28:	0c 94 a8 04 	jmp	0x950
      2c:	0c 94 a8 04 	jmp	0x950
      30:	0c 94 a8 04 	jmp	0x950
      34:	0c 94 a8 04 	jmp	0x950
      38:	0c 94 a8 04 	jmp	0x950
      3c:	0c 94 a8 04 	jmp	0x950
      40:	0c 94 a8 04 	jmp	0x950
      44:	0c 94 a8 04 	jmp	0x950
      48:	0c 94 a8 04 	jmp	0x950
      4c:	0c 94 a8 04 	jmp	0x950
      50:	0c 94 a8 04 	jmp	0x950

00000054 <__ctors_end>:
      54:	0d 09       	sbc	r16, r13
      56:	0e 7e       	andi	r16, 0xEE	; 238
      58:	15 51       	subi	r17, 0x15	; 21
      5a:	16 21       	and	r17, r6
      5c:	1a 5a       	subi	r17, 0xAA	; 170
      5e:	1b 53       	subi	r17, 0x3B	; 59
      60:	1c 41       	sbci	r17, 0x1C	; 28
      62:	1d 57       	subi	r17, 0x7D	; 125
      64:	1e 40       	sbci	r17, 0x0E	; 14
      66:	21 43       	sbci	r18, 0x31	; 49
      68:	22 58       	subi	r18, 0x82	; 130
      6a:	23 44       	sbci	r18, 0x43	; 67
      6c:	24 45       	sbci	r18, 0x54	; 84
      6e:	25 24       	eor	r2, r5
      70:	26 23       	and	r18, r22
      72:	29 20       	and	r2, r9
      74:	2a 56       	subi	r18, 0x6A	; 106
      76:	2b 46       	sbci	r18, 0x6B	; 107
      78:	2c 54       	subi	r18, 0x4C	; 76
      7a:	2d 52       	subi	r18, 0x2D	; 45
      7c:	2e 25       	eor	r18, r14
      7e:	31 4e       	sbci	r19, 0xE1	; 225
      80:	32 42       	sbci	r19, 0x22	; 34
      82:	33 48       	sbci	r19, 0x83	; 131
      84:	34 47       	sbci	r19, 0x74	; 116
      86:	35 59       	subi	r19, 0x95	; 149
      88:	36 5e       	subi	r19, 0xE6	; 230
      8a:	39 4c       	sbci	r19, 0xC9	; 201
      8c:	3a 4d       	sbci	r19, 0xDA	; 218
      8e:	3b 4a       	sbci	r19, 0xAB	; 171
      90:	3c 55       	subi	r19, 0x5C	; 92
      92:	3d 26       	eor	r3, r29
      94:	3e 2a       	or	r3, r30
      96:	41 3c       	cpi	r20, 0xC1	; 193
      98:	42 4b       	sbci	r20, 0xB2	; 178
      9a:	43 49       	sbci	r20, 0x93	; 147
      9c:	44 4f       	sbci	r20, 0xF4	; 244
      9e:	45 29       	or	r20, r5
      a0:	46 28       	or	r4, r6
      a2:	49 3e       	cpi	r20, 0xE9	; 233
      a4:	4a 3f       	cpi	r20, 0xFA	; 250
      a6:	4b 4c       	sbci	r20, 0xCB	; 203
      a8:	4c 3a       	cpi	r20, 0xAC	; 172
      aa:	4d 50       	subi	r20, 0x0D	; 13
      ac:	4e 5f       	subi	r20, 0xFE	; 254
      ae:	52 22       	and	r5, r18
      b0:	54 7b       	andi	r21, 0xB4	; 180
      b2:	55 2b       	or	r21, r21
      b4:	5a 0d       	add	r21, r10
      b6:	5b 7d       	andi	r21, 0xDB	; 219
      b8:	5d 7c       	andi	r21, 0xCD	; 205
      ba:	61 3e       	cpi	r22, 0xE1	; 225
      bc:	66 08       	sbc	r6, r6
      be:	69 31       	cpi	r22, 0x19	; 25
      c0:	6b 34       	cpi	r22, 0x4B	; 75
      c2:	6c 37       	cpi	r22, 0x7C	; 124
      c4:	70 30       	cpi	r23, 0x00	; 0
      c6:	71 2c       	mov	r7, r1
      c8:	72 32       	cpi	r23, 0x22	; 34
      ca:	73 35       	cpi	r23, 0x53	; 83
      cc:	74 36       	cpi	r23, 0x64	; 100
      ce:	75 38       	cpi	r23, 0x85	; 133
      d0:	79 2b       	or	r23, r25
      d2:	7a 33       	cpi	r23, 0x3A	; 58
      d4:	7b 2d       	mov	r23, r11
      d6:	7c 2a       	or	r7, r28
      d8:	7d 39       	cpi	r23, 0x9D	; 157
	...

000000dc <unshifted>:
      dc:	0d 09 0e 60 15 71 16 31 1a 7a 1b 73 1c 61 1d 77     ...`.q.1.z.s.a.w
      ec:	1e 32 21 63 22 78 23 64 24 65 25 34 26 33 29 20     .2!c"x#d$e%4&3) 
      fc:	2a 76 2b 66 2c 74 2d 72 2e 35 31 6e 32 62 33 68     *v+f,t-r.51n2b3h
     10c:	34 67 35 79 36 36 39 2c 3a 6d 3b 6a 3c 75 3d 37     4g5y669,:m;j<u=7
     11c:	3e 38 41 2c 42 6b 43 69 44 6f 45 30 46 39 49 2e     >8A,BkCiDoE0F9I.
     12c:	4a 2f 4b 6c 4c 3b 4d 70 4e 2d 52 27 54 5b 55 3d     J/KlL;MpN-R'T[U=
     13c:	5a 0d 5b 5d 5d 5c 61 3c 66 08 69 31 6b 34 6c 37     Z.[]]\a<f.i1k4l7
     14c:	70 30 71 2e 72 32 73 35 74 36 75 38 79 2b 7a 33     p0q.r2s5t6u8y+z3
     15c:	7b 2d 7c 2a 7d 39 00 00                             {-|*}9..

00000164 <GB24_Msk>:
     164:	00 00 00 00 00 00 00 18 00 00 10 00 00 10 00 00     ................
     174:	10 00 0f ff f0 08 10 20 08 10 20 08 10 20 08 10     ....... .. .. ..
     184:	20 0f ff e0 08 10 20 08 10 20 08 10 20 08 10 20      ..... .. .. .. 
     194:	0f ff e0 08 10 00 00 10 08 00 10 08 00 10 04 00     ................
     1a4:	18 0e 00 0f fc 00 00 00 00 00 00 00 00 00 00 00     ................
     1b4:	08 0f ff fc 0c 00 00 0c 08 00 0c 08 00 0c 08 00     ................
     1c4:	0c 08 00 0c 08 00 0c 08 00 0c 08 30 0c ff c0 0c     ...........0....
     1d4:	08 00 0c 08 80 08 08 60 08 08 30 08 08 30 10 08     .......`..0..0..
     1e4:	00 10 08 00 20 08 0c 2f f7 f0 40 00 00 00 00 00     .... ../..@.....

000001f4 <GB24_Index>:
     1f4:	b5 e7 d1 b9 00                                      .....

000001f9 <GB16_Msk>:
     1f9:	01 00 01 00 21 08 3f fc 21 08 21 08 21 08 21 08     ....!.?.!.!.!.!.
     209:	21 08 3f f8 21 08 01 00 01 00 01 00 01 00 01 00     !.?.!...........
     219:	02 00 01 00 01 00 ff fe 08 20 08 20 08 20 04 40     ......... . . .@
     229:	04 40 02 80 01 00 02 80 04 60 18 1e e0 08 00 00     .@.......`......
     239:	40 02 27 c2 24 42 84 52 45 52 55 52 15 52 25 52     @.'.$B.RERUR.R%R
     249:	25 52 25 52 c5 52 41 02 42 82 42 42 44 4a 48 04     %R%R.RA.B.BBDJH.
     259:	00 20 40 28 20 24 30 24 27 fe 00 20 e0 20 27 e0     . @( $0$'.. . '.
     269:	21 20 21 10 21 10 21 0a 29 ca 36 06 20 02 00 00     ! !.!.!.).6. ...
     279:	00 40 00 50 3f 48 00 40 ff fe 00 40 04 40 04 20     .@.P?H.@...@.@. 
     289:	27 a0 24 20 24 20 24 10 27 12 38 0a e0 06 00 02     '.$ $ $.'.8.....

00000299 <GB16_Index>:
     299:	d6 d0 ce c4 b2 e2 ca d4 ce e4 00                    ...........

000002a4 <ASC>:
	...
     2b4:	00 00 00 18 3c 3c 3c 18 18 00 18 18 00 00 00 00     ....<<<.........
     2c4:	00 00 00 66 66 66 00 00 00 00 00 00 00 00 00 00     ...fff..........
     2d4:	00 00 00 36 36 7f 36 36 36 7f 36 36 00 00 00 00     ...66.666.66....
     2e4:	00 18 18 3c 66 60 30 18 0c 06 66 3c 18 18 00 00     ...<f`0...f<....
     2f4:	00 00 70 d8 da 76 0c 18 30 6e 5b 1b 0e 00 00 00     ..p..v..0n[.....
     304:	00 00 00 38 6c 6c 38 60 6f 66 66 3b 00 00 00 00     ...8ll8`off;....
     314:	00 00 00 18 18 18 00 00 00 00 00 00 00 00 00 00     ................
     324:	00 00 00 0c 18 18 30 30 30 30 30 18 18 0c 00 00     ......00000.....
     334:	00 00 00 30 18 18 0c 0c 0c 0c 0c 18 18 30 00 00     ...0.........0..
     344:	00 00 00 00 00 36 1c 7f 1c 36 00 00 00 00 00 00     .....6...6......
     354:	00 00 00 00 00 18 18 7e 18 18 00 00 00 00 00 00     .......~........
	...
     36c:	00 00 1c 1c 0c 18 00 00 00 00 00 00 00 00 00 7e     ...............~
	...
     38c:	00 00 1c 1c 00 00 00 00 00 00 00 06 06 0c 0c 18     ................
     39c:	18 30 30 60 60 00 00 00 00 00 00 1e 33 37 37 33     .00``.......3773
     3ac:	3b 3b 33 1e 00 00 00 00 00 00 00 0c 1c 7c 0c 0c     ;;3..........|..
     3bc:	0c 0c 0c 0c 00 00 00 00 00 00 00 3c 66 66 06 0c     ...........<ff..
     3cc:	18 30 60 7e 00 00 00 00 00 00 00 3c 66 66 06 1c     .0`~.......<ff..
     3dc:	06 66 66 3c 00 00 00 00 00 00 00 30 30 36 36 36     .ff<.......00666
     3ec:	66 7f 06 06 00 00 00 00 00 00 00 7e 60 60 60 7c     f..........~```|
     3fc:	06 06 0c 78 00 00 00 00 00 00 00 1c 18 30 7c 66     ...x.........0|f
     40c:	66 66 66 3c 00 00 00 00 00 00 00 7e 06 0c 0c 18     fff<.......~....
     41c:	18 30 30 30 00 00 00 00 00 00 00 3c 66 66 76 3c     .000.......<ffv<
     42c:	6e 66 66 3c 00 00 00 00 00 00 00 3c 66 66 66 66     nff<.......<ffff
     43c:	3e 0c 18 38 00 00 00 00 00 00 00 00 00 1c 1c 00     >..8............
     44c:	00 00 1c 1c 00 00 00 00 00 00 00 00 00 1c 1c 00     ................
     45c:	00 00 1c 1c 0c 18 00 00 00 00 00 06 0c 18 30 60     ..............0`
     46c:	30 18 0c 06 00 00 00 00 00 00 00 00 00 00 7e 00     0.............~.
     47c:	7e 00 00 00 00 00 00 00 00 00 00 60 30 18 0c 06     ~..........`0...
     48c:	0c 18 30 60 00 00 00 00 00 00 00 3c 66 66 0c 18     ..0`.......<ff..
     49c:	18 00 18 18 00 00 00 00 00 00 00 7e c3 c3 cf db     ...........~....
     4ac:	db cf c0 7f 00 00 00 00 00 00 00 18 3c 66 66 66     ............<fff
     4bc:	7e 66 66 66 00 00 00 00 00 00 00 7c 66 66 66 7c     ~fff.......|fff|
     4cc:	66 66 66 7c 00 00 00 00 00 00 00 3c 66 66 60 60     fff|.......<ff``
     4dc:	60 66 66 3c 00 00 00 00 00 00 00 78 6c 66 66 66     `ff<.......xlfff
     4ec:	66 66 6c 78 00 00 00 00 00 00 00 7e 60 60 60 7c     fflx.......~```|
     4fc:	60 60 60 7e 00 00 00 00 00 00 00 7e 60 60 60 7c     ```~.......~```|
     50c:	60 60 60 60 00 00 00 00 00 00 00 3c 66 66 60 60     ````.......<ff``
     51c:	6e 66 66 3e 00 00 00 00 00 00 00 66 66 66 66 7e     nff>.......ffff~
     52c:	66 66 66 66 00 00 00 00 00 00 00 3c 18 18 18 18     ffff.......<....
     53c:	18 18 18 3c 00 00 00 00 00 00 00 06 06 06 06 06     ...<............
     54c:	06 66 66 3c 00 00 00 00 00 00 00 66 66 6c 6c 78     .ff<.......ffllx
     55c:	6c 6c 66 66 00 00 00 00 00 00 00 60 60 60 60 60     llff.......`````
     56c:	60 60 60 7e 00 00 00 00 00 00 00 63 63 77 6b 6b     ```~.......ccwkk
     57c:	6b 63 63 63 00 00 00 00 00 00 00 63 63 73 7b 6f     kccc.......ccs{o
     58c:	67 63 63 63 00 00 00 00 00 00 00 3c 66 66 66 66     gccc.......<ffff
     59c:	66 66 66 3c 00 00 00 00 00 00 00 7c 66 66 66 7c     fff<.......|fff|
     5ac:	60 60 60 60 00 00 00 00 00 00 00 3c 66 66 66 66     ````.......<ffff
     5bc:	66 66 66 3c 0c 06 00 00 00 00 00 7c 66 66 66 7c     fff<.......|fff|
     5cc:	6c 66 66 66 00 00 00 00 00 00 00 3c 66 60 30 18     lfff.......<f`0.
     5dc:	0c 06 66 3c 00 00 00 00 00 00 00 7e 18 18 18 18     ..f<.......~....
     5ec:	18 18 18 18 00 00 00 00 00 00 00 66 66 66 66 66     ...........fffff
     5fc:	66 66 66 3c 00 00 00 00 00 00 00 66 66 66 66 66     fff<.......fffff
     60c:	66 66 3c 18 00 00 00 00 00 00 00 63 63 63 6b 6b     ff<........ccckk
     61c:	6b 36 36 36 00 00 00 00 00 00 00 66 66 34 18 18     k666.......ff4..
     62c:	2c 66 66 66 00 00 00 00 00 00 00 66 66 66 66 3c     ,fff.......ffff<
     63c:	18 18 18 18 00 00 00 00 00 00 00 7e 06 06 0c 18     ...........~....
     64c:	30 60 60 7e 00 00 00 00 00 00 00 3c 30 30 30 30     0``~.......<0000
     65c:	30 30 30 30 30 30 3c 3c 00 00 00 60 60 30 30 18     000000<<...``00.
     66c:	18 0c 0c 06 06 00 00 00 00 00 00 3c 0c 0c 0c 0c     ...........<....
     67c:	0c 0c 0c 0c 0c 0c 3c 3c 00 18 3c 66 00 00 00 00     ......<<..<f....
	...
     6a0:	00 00 ff ff 00 38 18 0c 00 00 00 00 00 00 00 00     .....8..........
	...
     6b8:	00 3c 06 06 3e 66 66 3e 00 00 00 00 00 00 00 60     .<..>ff>.......`
     6c8:	60 7c 66 66 66 66 66 7c 00 00 00 00 00 00 00 00     `|fffff|........
     6d8:	00 3c 66 60 60 60 66 3c 00 00 00 00 00 00 00 06     .<f```f<........
     6e8:	06 3e 66 66 66 66 66 3e 00 00 00 00 00 00 00 00     .>fffff>........
     6f8:	00 3c 66 66 7e 60 60 3c 00 00 00 00 00 00 00 1e     .<ff~``<........
     708:	30 30 30 7e 30 30 30 30 00 00 00 00 00 00 00 00     000~0000........
     718:	00 3e 66 66 66 66 66 3e 06 06 7c 7c 00 00 00 60     .>fffff>..||...`
     728:	60 7c 66 66 66 66 66 66 00 00 00 00 00 00 18 18     `|ffffff........
     738:	00 78 18 18 18 18 18 7e 00 00 00 00 00 00 0c 0c     .x.....~........
     748:	00 3c 0c 0c 0c 0c 0c 0c 0c 0c 78 78 00 00 00 60     .<........xx...`
     758:	60 66 66 6c 78 6c 66 66 00 00 00 00 00 00 00 78     `fflxlff.......x
     768:	18 18 18 18 18 18 18 7e 00 00 00 00 00 00 00 00     .......~........
     778:	00 7e 6b 6b 6b 6b 6b 63 00 00 00 00 00 00 00 00     .~kkkkkc........
     788:	00 7c 66 66 66 66 66 66 00 00 00 00 00 00 00 00     .|ffffff........
     798:	00 3c 66 66 66 66 66 3c 00 00 00 00 00 00 00 00     .<fffff<........
     7a8:	00 7c 66 66 66 66 66 7c 60 60 60 60 00 00 00 00     .|fffff|````....
     7b8:	00 3e 66 66 66 66 66 3e 06 06 06 06 00 00 00 00     .>fffff>........
     7c8:	00 66 6e 70 60 60 60 60 00 00 00 00 00 00 00 00     .fnp````........
     7d8:	00 3e 60 60 3c 06 06 7c 00 00 00 00 00 00 00 30     .>``<..|.......0
     7e8:	30 7e 30 30 30 30 30 1e 00 00 00 00 00 00 00 00     0~00000.........
     7f8:	00 66 66 66 66 66 66 3e 00 00 00 00 00 00 00 00     .ffffff>........
     808:	00 66 66 66 66 66 3c 18 00 00 00 00 00 00 00 00     .fffff<.........
     818:	00 63 6b 6b 6b 6b 36 36 00 00 00 00 00 00 00 00     .ckkkk66........
     828:	00 66 66 3c 18 3c 66 66 00 00 00 00 00 00 00 00     .ff<.<ff........
     838:	00 66 66 66 66 66 66 3c 0c 18 f0 f0 00 00 00 00     .ffffff<........
     848:	00 7e 06 0c 18 30 60 7e 00 00 00 00 00 00 00 0c     .~...0`~........
     858:	18 18 18 30 60 30 18 18 18 0c 00 00 00 00 00 18     ...0`0..........
     868:	18 18 18 18 18 18 18 18 18 18 18 18 00 00 00 30     ...............0
     878:	18 18 18 0c 06 0c 18 18 18 30 00 00 00 00 00 00     .........0......
     888:	00 00 71 db 8e 00 00 00 00 00 00 00 00 00 00 00     ..q.............
     898:	00 00 00 00 00 00 1c 1c 00 00 00 00                 ............

000008a4 <Shifted>:
     8a4:	1c 41 32 42 21 43 23 44 24 45 2b 46 34 47 33 48     .A2B!C#D$E+F4G3H
     8b4:	43 49 3b 4a 42 4b 4b 4c 3a 4d 31 4e 44 4f 4d 50     CI;JBKKL:M1NDOMP
     8c4:	15 51 2d 52 1b 53 2c 54 3c 55 2a 56 1d 57 22 58     .Q-R.S,T<U*V.W"X
     8d4:	35 59 1a 5a 45 30 16 31 1e 32 26 33 25 34 2e 35     5Y.ZE0.1.2&3%4.5
     8e4:	36 36 3d 37 3e 38 46 39 0e 7e 7b 3e 79 3d 7c 3f     66=7>8F9.~{>y=|?
     8f4:	77 40 54 7b 5b 7d 4c 3a 52 22 41 3c e0 3c 5a 3b     w@T{[}L:R"A<.<Z;
     904:	71 3a 70 30 69 31 72 32 7a 33 6b 34 73 35 74 36     q:p0i1r2z3k4s5t6
     914:	6c 37 75 38 7d 39                                   l7u8}9

0000091a <__init>:
     91a:	11 24       	eor	r1, r1
     91c:	1f be       	out	0x3f, r1	; 63
     91e:	cf e5       	ldi	r28, 0x5F	; 95
     920:	d4 e0       	ldi	r29, 0x04	; 4
     922:	de bf       	out	0x3e, r29	; 62
     924:	cd bf       	out	0x3d, r28	; 61

00000926 <__do_copy_data>:
     926:	10 e0       	ldi	r17, 0x00	; 0
     928:	a0 e6       	ldi	r26, 0x60	; 96
     92a:	b0 e0       	ldi	r27, 0x00	; 0
     92c:	e4 ec       	ldi	r30, 0xC4	; 196
     92e:	f6 e1       	ldi	r31, 0x16	; 22
     930:	02 c0       	rjmp	.+4      	; 0x936

00000932 <.do_copy_data_loop>:
     932:	05 90       	lpm	r0, Z+
     934:	0d 92       	st	X+, r0

00000936 <.do_copy_data_start>:
     936:	ae 36       	cpi	r26, 0x6E	; 110
     938:	b1 07       	cpc	r27, r17
     93a:	d9 f7       	brne	.-10     	; 0x932

0000093c <__do_clear_bss>:
     93c:	10 e0       	ldi	r17, 0x00	; 0
     93e:	ae e6       	ldi	r26, 0x6E	; 110
     940:	b0 e0       	ldi	r27, 0x00	; 0
     942:	01 c0       	rjmp	.+2      	; 0x946

00000944 <.do_clear_bss_loop>:
     944:	1d 92       	st	X+, r1

00000946 <.do_clear_bss_start>:
     946:	ab 37       	cpi	r26, 0x7B	; 123
     948:	b1 07       	cpc	r27, r17
     94a:	e1 f7       	brne	.-8      	; 0x944
     94c:	0c 94 6e 0a 	jmp	0x14dc

00000950 <__bad_interrupt>:
     950:	0c 94 00 00 	jmp	0x0

00000954 <delay_us>:
void delay_us(int time)//微秒级延时程序
 {     
   do
   {
       time--;
     954:	01 97       	sbiw	r24, 0x01	; 1
   }	
     956:	82 30       	cpi	r24, 0x02	; 2
     958:	91 05       	cpc	r25, r1
     95a:	e4 f7       	brge	.-8      	; 0x954
     95c:	08 95       	ret

0000095e <delay_ms>:
   while (time>1);
 }	   
void delay_ms(unsigned int time)//毫秒级延时程序
 {
     95e:	cf 93       	push	r28
     960:	df 93       	push	r29
     962:	ec 01       	movw	r28, r24
   while(time!=0)
	 {
	   delay_us(1000);
	   time--;
     964:	89 2b       	or	r24, r25
     966:	31 f0       	breq	.+12     	; 0x974
     968:	88 ee       	ldi	r24, 0xE8	; 232
     96a:	93 e0       	ldi	r25, 0x03	; 3
     96c:	0e 94 aa 04 	call	0x954
     970:	21 97       	sbiw	r28, 0x01	; 1
     972:	d1 f7       	brne	.-12     	; 0x968
     974:	df 91       	pop	r29
     976:	cf 91       	pop	r28
     978:	08 95       	ret

0000097a <INT_Init>:
	 }
 }

//***************************外部中断1初试化***************//
void INT_Init(void)
{
  MCUCR=MCUCR&0xfc;       //INT0低电平中断
     97a:	85 b7       	in	r24, 0x35	; 53
     97c:	8c 7f       	andi	r24, 0xFC	; 252
     97e:	85 bf       	out	0x35, r24	; 53
  GICR=GICR|0x40;       //INT0中断使能
     980:	8b b7       	in	r24, 0x3b	; 59
     982:	80 64       	ori	r24, 0x40	; 64
     984:	8b bf       	out	0x3b, r24	; 59
  SREG=SREG|0x40;         //全局中断使能
     986:	8f b7       	in	r24, 0x3f	; 63
     988:	80 64       	ori	r24, 0x40	; 64
     98a:	8f bf       	out	0x3f, r24	; 63
     98c:	08 95       	ret

0000098e <W_comm>:
}
/*
void WC(BYTE comm)  //write command
{
  PORTB|=(1<<PB7); //A0
  PORTB|=(1<<PB5); //RD
  PORTA=comm;
  PORTB&=~(1<<PB4); //WD

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