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📄 1602test.lst

📁 基于M16的字符液晶1602的驱动
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字号:
neg32:
     54F 9500      COM	R16
     550 9510      COM	R17
     551 9520      COM	R18
     552 9530      COM	R19
     553 5F0F      SUBI	R16,0xFF
     554 4F1F      SBCI	R17,0xFF
     555 4F2F      SBCI	R18,0xFF
     556 4F3F      SBCI	R19,0xFF
     557 9508      RET
long_prolog:
     558 928A      ST	R8,-Y
     559 929A      ST	R9,-Y
     55A 92AA      ST	R10,-Y
     55B 92BA      ST	R11,-Y
     55C 93EA      ST	R30,-Y
     55D 938A      ST	R24,-Y
     55E 939A      ST	R25,-Y
     55F 93AA      ST	R26,-Y
     560 93BA      ST	R27,-Y
     561 8589      LDD	R24,Y+9
     562 859A      LDD	R25,Y+10
     563 85AB      LDD	R26,Y+11
     564 85BC      LDD	R27,Y+12
     565 9508      RET
long_epilog:
     566 91B9      LD	R27,Y+
     567 91A9      LD	R26,Y+
     568 9199      LD	R25,Y+
     569 9189      LD	R24,Y+
     56A 91E9      LD	R30,Y+
     56B 90B9      LD	R11,Y+
     56C 90A9      LD	R10,Y+
     56D 9099      LD	R9,Y+
     56E 9089      LD	R8,Y+
     56F 9624      ADIW	R28,4
     570 9508      RET
tstzero1:
     571 27EE      CLR	R30
     572 2BE0      OR	R30,R16
     573 2BE1      OR	R30,R17
     574 2BE2      OR	R30,R18
     575 2BE3      OR	R30,R19
     576 9508      RET
tstzero2:
     577 27EE      CLR	R30
     578 2BE8      OR	R30,R24
     579 2BE9      OR	R30,R25
     57A 2BEA      OR	R30,R26
     57B 2BEB      OR	R30,R27
     57C 9508      RET
lpm32:
     57D 93EA      ST	R30,-Y
     57E 93FA      ST	R31,-Y
     57F 920A      ST	R0,-Y
     580 2FE0      MOV	R30,R16
     581 2FF1      MOV	R31,R17
     582 95C8      LPM
     583 2D00      MOV	R16,R0
     584 9631      ADIW	R30,1
     585 95C8      LPM
     586 2D10      MOV	R17,R0
     587 9631      ADIW	R30,1
     588 95C8      LPM
     589 2D20      MOV	R18,R0
     58A 9631      ADIW	R30,1
     58B 95C8      LPM
     58C 2D30      MOV	R19,R0
     58D 9009      LD	R0,Y+
     58E 91F9      LD	R31,Y+
     58F 91E9      LD	R30,Y+
     590 9508      RET
fpsub:
     591 9468      BSET	6
     592 C001      RJMP	fpadd_alt
fpadd:
     593 94E8      BCLR	6
fpadd_alt:
     594 940E 06C5 CALL	saveR8toR25
     596 940E 065B CALL	unpacks
     598 F409      BNE	0x059A
     599 C047      RJMP	0x05E1
     59A 2EE6      MOV	R14,R22
     59B 2ED5      MOV	R13,R21
     59C 2EC4      MOV	R12,R20
     59D 2EB3      MOV	R11,R19
     59E 2EA2      MOV	R10,R18
     59F 2E91      MOV	R9,R17
     5A0 2E80      MOV	R8,R16
     5A1 8100      LDD	R16,Z+0
     5A2 8111      LDD	R17,Z+1
     5A3 8122      LDD	R18,Z+2
     5A4 8133      LDD	R19,Z+3
     5A5 940E 065B CALL	unpacks
     5A7 F409      BNE	0x05A9
     5A8 C043      RJMP	0x05EC
     5A9 2F84      MOV	R24,R20
     5AA 2F95      MOV	R25,R21
     5AB 198C      SUB	R24,R12
     5AC 099D      SBC	R25,R13
     5AD F0B9      BEQ	0x05C5
     5AE F472      BPL	0x05BD
     5AF 9590      COM	R25
     5B0 9580      COM	R24
     5B1 9601      ADIW	R24,1
     5B2 2D4C      MOV	R20,R12
     5B3 2D5D      MOV	R21,R13
     5B4 3188      CPI	R24,0x18
     5B5 F5B0      BCC	0x05EC
     5B6 9535      ASR	R19
     5B7 9527      ROR	R18
     5B8 9517      ROR	R17
     5B9 9507      ROR	R16
     5BA 9701      SBIW	R24,1
     5BB F7D1      BNE	0x05B6
     5BC C008      RJMP	0x05C5
     5BD 3188      CPI	R24,0x18
     5BE F510      BCC	0x05E1
     5BF 94B5      ASR	R11
     5C0 94A7      ROR	R10
     5C1 9497      ROR	R9
     5C2 9487      ROR	R8
     5C3 9701      SBIW	R24,1
     5C4 F7D1      BNE	0x05BF
     5C5 2766      CLR	R22
     5C6 F02E      BRTS	0x05CC
     5C7 0D08      ADD	R16,R8
     5C8 1D19      ADC	R17,R9
     5C9 1D2A      ADC	R18,R10
     5CA 1D3B      ADC	R19,R11
     5CB C009      RJMP	0x05D5
     5CC 1A80      SUB	R8,R16
     5CD 0A91      SBC	R9,R17
     5CE 0AA2      SBC	R10,R18
     5CF 0AB3      SBC	R11,R19
     5D0 2D08      MOV	R16,R8
     5D1 2D19      MOV	R17,R9
     5D2 2D2A      MOV	R18,R10
     5D3 2D3B      MOV	R19,R11
     5D4 2333      TST	R19
     5D5 F41A      BPL	0x05D9
     5D6 940E 054F CALL	neg32
     5D8 E860      LDI	R22,0x80
     5D9 940E 0680 CALL	normalize_and_pack
     5DB C002      RJMP	0x05DE
     5DC 940E 06AE CALL	pack
     5DE 940E 06D4 CALL	restoreR8toR25
     5E0 9508      RET
     5E1 8100      LDD	R16,Z+0
     5E2 8111      LDD	R17,Z+1
     5E3 8122      LDD	R18,Z+2
     5E4 8133      LDD	R19,Z+3
     5E5 F7C6      BRTC	0x05DE
     5E6 940E 0663 CALL	tstR16_R19
     5E8 F3A9      BEQ	0x05DE
     5E9 E840      LDI	R20,0x80
     5EA 2734      EOR	R19,R20
     5EB CFF2      RJMP	0x05DE
     5EC 2D08      MOV	R16,R8
     5ED 2D19      MOV	R17,R9
     5EE 2D2A      MOV	R18,R10
     5EF 2D3B      MOV	R19,R11
     5F0 2D4C      MOV	R20,R12
     5F1 2D5D      MOV	R21,R13
     5F2 2D6E      MOV	R22,R14
     5F3 2333      TST	R19
     5F4 F73A      BPL	0x05DC
     5F5 940E 054F CALL	neg32
     5F7 E860      LDI	R22,0x80
     5F8 CFE3      RJMP	0x05DC
fpadd2:
     5F9 93FA      ST	R31,-Y
     5FA 93EA      ST	R30,-Y
     5FB 2FEC      MOV	R30,R28
     5FC 2FFD      MOV	R31,R29
     5FD 9632      ADIW	R30,2
     5FE 940E 0593 CALL	fpadd
     600 91E9      LD	R30,Y+
     601 91F9      LD	R31,Y+
     602 9624      ADIW	R28,4
     603 9508      RET
fpsub2:
     604 93FA      ST	R31,-Y
     605 93EA      ST	R30,-Y
     606 2FEC      MOV	R30,R28
     607 2FFD      MOV	R31,R29
     608 9632      ADIW	R30,2
     609 940E 0591 CALL	fpsub
     60B 91E9      LD	R30,Y+
     60C 91F9      LD	R31,Y+
     60D 9624      ADIW	R28,4
     60E 9508      RET
fpint:
     60F 934A      ST	R20,-Y
     610 935A      ST	R21,-Y
     611 936A      ST	R22,-Y
     612 940E 066B CALL	unpacku
     614 F0F1      BEQ	0x0633
     615 2355      TST	R21
     616 F0C2      BMI	0x062F
     617 314F      CPI	R20,0x1F
     618 F4A8      BCC	0x062E
     619 3147      CPI	R20,0x17
     61A F0C1      BEQ	0x0633
     61B F450      BCC	0x0626
     61C 9541      NEG	R20
     61D 5E49      SUBI	R20,0xE9
     61E C005      RJMP	0x0624
     61F 9535      ASR	R19
     620 9527      ROR	R18
     621 9517      ROR	R17
     622 9507      ROR	R16
     623 954A      DEC	R20
     624 F7D1      BNE	0x061F
     625 C00D      RJMP	0x0633
     626 5147      SUBI	R20,0x17
     627 0F00      LSL	R16
     628 1F11      ROL	R17
     629 1F22      ROL	R18
     62A 1F33      ROL	R19
     62B 954A      DEC	R20
     62C F7D1      BNE	0x0627
     62D C005      RJMP	0x0633
     62E E73F      LDI	R19,0x7F
     62F 2F23      MOV	R18,R19
     630 2F13      MOV	R17,R19
     631 2F03      MOV	R16,R19
     632 C004      RJMP	0x0637
     633 2366      TST	R22
     634 F011      BEQ	0x0637
     635 940E 054F CALL	neg32
     637 9169      LD	R22,Y+
     638 9159      LD	R21,Y+
     639 9149      LD	R20,Y+
     63A 9508      RET
uint2fp:
     63B 9468      BSET	6
     63C C001      RJMP	0x063E
int2fp:
     63D 94E8      BCLR	6
     63E 2722      CLR	R18
     63F 2733      CLR	R19
     640 F046      BRTS	0x0649
     641 FD17      SBRC	R17,7
     642 9520      COM	R18
     643 FD17      SBRC	R17,7
     644 9530      COM	R19
     645 C003      RJMP	0x0649
ulong2fp:
     646 9468      BSET	6
     647 C001      RJMP	0x0649
long2fp:
     648 94E8      BCLR	6
     649 934A      ST	R20,-Y
     64A 935A      ST	R21,-Y
     64B 936A      ST	R22,-Y
     64C E147      LDI	R20,0x17
     64D 2766      CLR	R22
     64E 2755      CLR	R21
     64F F02E      BRTS	0x0655
     650 2333      TST	R19
     651 F41A      BPL	0x0655
     652 940E 054F CALL	neg32
     654 E860      LDI	R22,0x80
     655 940E 0680 CALL	normalize_and_pack
     657 9169      LD	R22,Y+
     658 9159      LD	R21,Y+
     659 9149      LD	R20,Y+
     65A 9508      RET
unpacks:
     65B D00F      RCALL	unpacku
     65C F029      BEQ	0x0662
     65D 2366      TST	R22
     65E F011      BEQ	0x0661
     65F 940E 054F CALL	neg32
     661 9498      BCLR	1
     662 9508      RET
tstR16_R19:
     663 2300      TST	R16
     664 F429      BNE	0x066A
     665 2311      TST	R17
     666 F419      BNE	0x066A
     667 2322      TST	R18
     668 F409      BNE	0x066A
     669 2333      TST	R19
     66A 9508      RET
unpacku:
     66B DFF7      RCALL	tstR16_R19
     66C F079      BEQ	0x067C
     66D 2F63      MOV	R22,R19
     66E 7860      ANDI	R22,0x80
     66F 0F22      LSL	R18
     670 1F33      ROL	R19
     671 2F43      MOV	R20,R19
     672 E75F      LDI	R21,0x7F
     673 1B45      SUB	R20,R21
     674 2755      CLR	R21
     675 4050      SBCI	R21,0
     676 9526      LSR	R18
     677 E830      LDI	R19,0x80
     678 2B23      OR	R18,R19
     679 2733      CLR	R19
     67A 9498      BCLR	1
     67B 9508      RET
     67C 2744      CLR	R20
     67D 2755      CLR	R21
     67E 2766      CLR	R22
     67F 9508      RET
normalize_and_pack:
     680 DFE2      RCALL	tstR16_R19
     681 F121      BEQ	0x06A6
     682 939A      ST	R25,-Y
     683 938A      ST	R24,-Y
     684 E78E      LDI	R24,0x7E
     685 E090      LDI	R25,0
     686 2333      TST	R19
     687 F051      BEQ	0x0692
     688 9536      LSR	R19
     689 9527      ROR	R18
     68A 9517      ROR	R17
     68B 9507      ROR	R16
     68C 1748      CP	R20,R24
     68D 0759      CPC	R21,R25
     68E F4C4      BGE	0x06A7
     68F 5F4F      SUBI	R20,0xFF
     690 4F5F      SBCI	R21,0xFF
     691 CFF4      RJMP	0x0686
     692 9580      COM	R24
     693 9590      COM	R25
     694 9601      ADIW	R24,1
     695 2322      TST	R18
     696 F0AA      BMI	0x06AC
     697 0F00      LSL	R16
     698 1F11      ROL	R17
     699 1F22      ROL	R18
     69A 1748      CP	R20,R24
     69B 0759      CPC	R21,R25
     69C F01C      BLT	0x06A0
     69D 5041      SUBI	R20,1
     69E 4050      SBCI	R21,0
     69F CFF5      RJMP	0x0695
     6A0 2700      CLR	R16
     6A1 2711      CLR	R17
     6A2 2722      CLR	R18
     6A3 2733      CLR	R19
     6A4 9189      LD	R24,Y+
     6A5 9199      LD	R25,Y+
     6A6 9508      RET
     6A7 2733      CLR	R19
     6A8 EF0F      LDI	R16,0xFF
     6A9 2F10      MOV	R17,R16
     6AA E72F      LDI	R18,0x7F
     6AB 2F32      MOV	R19,R18
     6AC 9189      LD	R24,Y+
     6AD 9199      LD	R25,Y+
pack:
     6AE DFB4      RCALL	tstR16_R19
     6AF F039      BEQ	0x06B7
     6B0 5841      SUBI	R20,0x81
     6B1 4F5F      SBCI	R21,0xFF
     6B2 2F34      MOV	R19,R20
     6B3 0F22      LSL	R18
     6B4 9536      LSR	R19
     6B5 9527      ROR	R18
     6B6 2B36      OR	R19,R22
     6B7 9508      RET
fpneg:
     6B8 DFAA      RCALL	tstR16_R19
     6B9 F021      BEQ	0x06BE
     6BA 930F      PUSH	R16
     6BB E800      LDI	R16,0x80
     6BC 2730      EOR	R19,R16
     6BD 910F      POP	R16
     6BE 9508      RET
fpneg2:
     6BF DFF8      RCALL	fpneg
     6C0 933A      ST	R19,-Y
     6C1 932A      ST	R18,-Y
     6C2 931A      ST	R17,-Y
     6C3 930A      ST	R16,-Y
     6C4 9508      RET
saveR8toR25:
     6C5 928A      ST	R8,-Y
     6C6 929A      ST	R9,-Y
     6C7 92AA      ST	R10,-Y
     6C8 92BA      ST	R11,-Y
     6C9 92CA      ST	R12,-Y
     6CA 92DA      ST	R13,-Y
     6CB 92EA      ST	R14,-Y
     6CC 92FA      ST	R15,-Y
     6CD 934A      ST	R20,-Y
     6CE 935A      ST	R21,-Y
     6CF 936A      ST	R22,-Y
     6D0 937A      ST	R23,-Y
     6D1 938A      ST	R24,-Y
     6D2 939A      ST	R25,-Y
     6D3 9508      RET
restoreR8toR25:
     6D4 9199      LD	R25,Y+
     6D5 9189      LD	R24,Y+
     6D6 9179      LD	R23,Y+
     6D7 9169      LD	R22,Y+
     6D8 9159      LD	R21,Y+
     6D9 9149      LD	R20,Y+
     6DA 90F9      LD	R15,Y+
     6DB 90E9      LD	R14,Y+
     6DC 90D9      LD	R13,Y+
     6DD 90C9      LD	R12,Y+
     6DE 90B9      LD	R11,Y+
     6DF 90A9      LD	R10,Y+
     6E0 9099      LD	R9,Y+
     6E1 9089      LD	R8,Y+
     6E2 9508      RET
fpmule:
     6E3 940E 06C5 CALL	saveR8toR25
     6E5 93AA      ST	R26,-Y
     6E6 93BA      ST	R27,-Y
     6E7 940E 066B CALL	unpacku
     6E9 F1D1      BEQ	0x0724
     6EA 2EE6      MOV	R14,R22
     6EB 2ED5      MOV	R13,R21
     6EC 2EC4      MOV	R12,R20
     6ED 2EB3      MOV	R11,R19
     6EE 2EA2      MOV	R10

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