atmegal16l.lst

AVR16源代码 ICC编译器

(0087) **修改说明:
(0088) **************************************/
(0089) void timer1_init(void)
(0090) {
(0091)  TCCR1B = 0x00; //stop
_timer1_init:
    03D1 2422      CLR	R2
    03D2 BC2E      OUT	0x2E,R2
(0092)  TCNT1H = 0x00; //setup
    03D3 BC2D      OUT	0x2D,R2
(0093)  TCNT1L = 0x00;
    03D4 BC2C      OUT	0x2C,R2
(0094)  OCR1AH = 0xFF;
    03D5 EF8F      LDI	R24,0xFF
    03D6 BD8B      OUT	0x2B,R24
(0095)  OCR1AL = 0xFF;
    03D7 BD8A      OUT	0x2A,R24
(0096)  OCR1BH = 0xFF;
    03D8 BD89      OUT	0x29,R24
(0097)  OCR1BL = 0xFF;
    03D9 BD88      OUT	0x28,R24
(0098)  TCCR1A = 0x00;
    03DA BC2F      OUT	0x2F,R2
(0099) }
    03DB 9508      RET
(0100) /**************************************
(0101) **芯片类型:ATmega16
(0102) **时钟频率:8M
(0103) **硬件接口说明:无
(0104) **函数功能说明:对外部中断0进行初始化，设置为下降沿触发
(0105) **函数输入参数及说明:无
(0106) **函数返回值:无
(0107) **在本函数以外定义的变量:无
(0108) **调用的函数说明:无
(0109) **修改人:
(0110) **修改日期:
(0111) **修改说明:
(0112) **************************************/
(0113) 
(0114) void ext_init(void)
(0115) {
(0116) MCUCR=0x02;
_ext_init:
    03DC E082      LDI	R24,2
    03DD BF85      OUT	0x35,R24
(0117) GICR=0x40;   //设置外中断0为下降沿触发
    03DE E480      LDI	R24,0x40
    03DF BF8B      OUT	0x3B,R24
(0118) }
    03E0 9508      RET
(0119) 
(0120) /**************************************
(0121) **芯片类型:ATmega16
(0122) **时钟频率:8M
(0123) **硬件接口说明:无
(0124) **函数功能说明:对端口、串口、定时器0、1进行初始化
(0125) **函数输入参数及说明:无
(0126) **函数返回值:无
(0127) **在本函数以外定义的变量:无
(0128) **调用的函数说明:port_init()、uart0_init()、timer0_init()、timer1_init()
(0129) **修改人:
(0130) **修改日期:
(0131) **修改说明:
(0132) **************************************/
(0133) void init_devices(void)
(0134) {
(0135)  CLI(); //关中断
_init_devices:
    03E1 94F8      BCLR	7
(0136)  port_init();
    03E2 DFD0      RCALL	_port_init
(0137)  uart0_init(); 
    03E3 DFDB      RCALL	_uart0_init
(0138)  timer0_init();
    03E4 DFE5      RCALL	_timer0_init
(0139)  timer1_init();
    03E5 DFEB      RCALL	_timer1_init
(0140)  MCUCR = 0x00;
    03E6 2422      CLR	R2
    03E7 BE25      OUT	0x35,R2
(0141)  GICR  = 0x00;
    03E8 BE2B      OUT	0x3B,R2
(0142)  TIMSK = 0x05; //T/C0、1中断中断使能
    03E9 E085      LDI	R24,5
    03EA BF89      OUT	0x39,R24
(0143)  
(0144) SEI(); //开中断 
    03EB 9478      BSET	7
(0145) }
    03EC 9508      RET
(0146) //============================================================
(0147) //看门狗初始化函数
(0148) //
(0149) //
(0150) //
(0151) //
(0152) //============================================================
(0153) void watchdog_init(void)
(0154) {
(0155)  WDR(); //this prevents a timout on enabling
_watchdog_init:
    03ED 95A8      WDR
(0156)  WDTCR = 0x08; //WATCHDOG ENABLED - dont forget to issue WDRs
    03EE E088      LDI	R24,0x8
    03EF BD81      OUT	0x21,R24
(0157) }
FILE: <library>
    03F0 9508      RET
push_arg4:
    03F1 933A      ST	R19,-Y
    03F2 932A      ST	R18,-Y
push_arg2:
    03F3 931A      ST	R17,-Y
    03F4 930A      ST	R16,-Y
    03F5 9508      RET
empy16s:
    03F6 920A      ST	R0,-Y
    03F7 921A      ST	R1,-Y
    03F8 938A      ST	R24,-Y
    03F9 939A      ST	R25,-Y
    03FA 9F02      MUL	R16,R18
    03FB 01C0      MOVW	R24,R0
    03FC 9F12      MUL	R17,R18
    03FD 0D90      ADD	R25,R0
    03FE 9F03      MUL	R16,R19
    03FF 0D90      ADD	R25,R0
    0400 018C      MOVW	R16,R24
    0401 9199      LD	R25,Y+
    0402 9189      LD	R24,Y+
    0403 9019      LD	R1,Y+
    0404 9009      LD	R0,Y+
    0405 9508      RET
pop_gset2:
    0406 E0E2      LDI	R30,2
    0407 940C0416  JMP	pop
pop_gset3:
    0409 E0E4      LDI	R30,4
    040A 940C0416  JMP	pop
pop_gset4:
    040C E0E8      LDI	R30,0x8
    040D 940C0416  JMP	pop
pop_gset5:
    040F 27EE      CLR	R30
    0410 940C0416  JMP	pop
push_gset1:
    0412 935A      ST	R21,-Y
    0413 934A      ST	R20,-Y
    0414 9508      RET
pop_gset1:
    0415 E0E1      LDI	R30,1
pop:
    0416 9149      LD	R20,Y+
    0417 9159      LD	R21,Y+
    0418 FDE0      SBRC	R30,0
    0419 9508      RET
    041A 9169      LD	R22,Y+
    041B 9179      LD	R23,Y+
    041C FDE1      SBRC	R30,1
    041D 9508      RET
    041E 90A9      LD	R10,Y+
    041F 90B9      LD	R11,Y+
    0420 FDE2      SBRC	R30,2
    0421 9508      RET
    0422 90C9      LD	R12,Y+
    0423 90D9      LD	R13,Y+
    0424 FDE3      SBRC	R30,3
    0425 9508      RET
    0426 90E9      LD	R14,Y+
    0427 90F9      LD	R15,Y+
    0428 9508      RET
push_gset2:
    0429 937A      ST	R23,-Y
    042A 936A      ST	R22,-Y
    042B 940C0412  JMP	push_gset1
push_gset3:
    042D 92BA      ST	R11,-Y
    042E 92AA      ST	R10,-Y
    042F 940C0429  JMP	push_gset2
push_gset4:
    0431 92DA      ST	R13,-Y
    0432 92CA      ST	R12,-Y
    0433 940C042D  JMP	push_gset3
push_gset5:
    0435 92FA      ST	R15,-Y
    0436 92EA      ST	R14,-Y
    0437 940C0431  JMP	push_gset4
neg32:
    0439 9500      COM	R16
    043A 9510      COM	R17
    043B 9520      COM	R18
    043C 9530      COM	R19
    043D 5F0F      SUBI	R16,0xFF
    043E 4F1F      SBCI	R17,0xFF
    043F 4F2F      SBCI	R18,0xFF
    0440 4F3F      SBCI	R19,0xFF
    0441 9508      RET
lpm32:
    0442 93EA      ST	R30,-Y
    0443 93FA      ST	R31,-Y
    0444 920A      ST	R0,-Y
    0445 2FE0      MOV	R30,R16
    0446 2FF1      MOV	R31,R17
    0447 95C8      LPM
    0448 2D00      MOV	R16,R0
    0449 9631      ADIW	R30,1
    044A 95C8      LPM
    044B 2D10      MOV	R17,R0
    044C 9631      ADIW	R30,1
    044D 95C8      LPM
    044E 2D20      MOV	R18,R0
    044F 9631      ADIW	R30,1
    0450 95C8      LPM
    0451 2D30      MOV	R19,R0
    0452 9009      LD	R0,Y+
    0453 91F9      LD	R31,Y+
    0454 91E9      LD	R30,Y+
    0455 9508      RET
int2fp:
    0456 2722      CLR	R18
    0457 FD17      SBRC	R17,7
    0458 9520      COM	R18
    0459 2733      CLR	R19
    045A FD27      SBRC	R18,7
    045B 9530      COM	R19
long2fp:
    045C 940E0568  CALL	savfacc1
    045E D002      RCALL	ITOF
    045F 940C056B  JMP	restorefacc1
ITOF:
    0461 2788      CLR	R24
    0462 2333      TST	R19
    0463 F41A      BPL	0x0467
    0464 940E0439  CALL	neg32
    0466 9580      COM	R24
    0467 2FB0      MOV	R27,R16
    0468 2BB1      OR	R27,R17
    0469 2BB2      OR	R27,R18
    046A 2BB3      OR	R27,R19
    046B F411      BNE	0x046E
    046C 940C0584  JMP	minres
    046E E1B6      LDI	R27,0x16
    046F C005      RJMP	0x0475
    0470 95B3      INC	R27
    0471 9536      LSR	R19
    0472 9527      ROR	R18
    0473 9517      ROR	R17
    0474 9507      ROR	R16
    0475 2333      TST	R19
    0476 F7C9      BNE	0x0470
    0477 2322      TST	R18
    0478 F449      BNE	0x0482
    0479 50B8      SUBI	R27,0x8
    047A 2F21      MOV	R18,R17
    047B 2F10      MOV	R17,R16
    047C E000      LDI	R16,0
    047D CFF9      RJMP	0x0477
    047E 95BA      DEC	R27
    047F 0F00      LSL	R16
    0480 1F11      ROL	R17
    0481 1F22      ROL	R18
    0482 F7DA      BPL	0x047E
    0483 2F3B      MOV	R19,R27
    0484 940C05AE  JMP	repack
save_floatregs:
    0486 92DA      ST	R13,-Y
    0487 92EA      ST	R14,-Y
    0488 92FA      ST	R15,-Y
    0489 938A      ST	R24,-Y
    048A 922A      ST	R2,-Y
    048B 923A      ST	R3,-Y
    048C 924A      ST	R4,-Y
    048D 939A      ST	R25,-Y
    048E 93AA      ST	R26,-Y
    048F 93BA      ST	R27,-Y
    0490 9508      RET
restore_floatregs:
    0491 91B9      LD	R27,Y+
    0492 91A9      LD	R26,Y+
    0493 9199      LD	R25,Y+
    0494 9049      LD	R4,Y+
    0495 9039      LD	R3,Y+
    0496 9029      LD	R2,Y+
    0497 9189      LD	R24,Y+
    0498 90F9      LD	R15,Y+
    0499 90E9      LD	R14,Y+
    049A 90D9      LD	R13,Y+
    049B 9508      RET
stk2arg1:
    049C 842A      LDD	R2,Y+10
    049D 843B      LDD	R3,Y+11
    049E 844C      LDD	R4,Y+12
    049F 859D      LDD	R25,Y+13
    04A0 9508      RET
stk2arg0:
    04A1 850E      LDD	R16,Y+14
    04A2 851F      LDD	R17,Y+15
    04A3 8928      LDD	R18,Y+16
    04A4 8939      LDD	R19,Y+17
    04A5 9508      RET
float_epilog:
    04A6 DFEA      RCALL	restore_floatregs
    04A7 920F      PUSH	R0
    04A8 B60F      IN	R0,0x3F
    04A9 9628      ADIW	R28,0x8
    04AA BE0F      OUT	0x3F,R0
    04AB 900F      POP	R0
    04AC 9508      RET
float_prolog:
    04AD DFD8      RCALL	save_floatregs
    04AE DFF2      RCALL	stk2arg0
    04AF CFEC      RJMP	stk2arg1
add32fs:
    04B0 D002      RCALL	add32f
    04B1 940C03F1  JMP	push_arg4
add32f:
    04B3 940E04AD  CALL	float_prolog
    04B5 D012      RCALL	FADD
    04B6 940C04A6  JMP	float_epilog
sub32fs:
    04B8 D002      RCALL	sub32f
    04B9 940C03F1  JMP	push_arg4
sub32f:
    04BB 940E04AD  CALL	float_prolog
    04BD D009      RCALL	FSUB
    04BE 940C04A6  JMP	float_epilog
fret2:
    04C0 2F8A      MOV	R24,R26
    04C1 2F39      MOV	R19,R25
    04C2 2D24      MOV	R18,R4
    04C3 2D13      MOV	R17,R3
    04C4 2D02      MOV	R16,R2
    04C5 940C05AE  JMP	repack
FSUB:
    04C7 5890      SUBI	R25,0x80
FADD:
    04C8 940E059C  CALL	unpack
    04CA 3890      CPI	R25,0x80
    04CB F3C9      BEQ	0x04C5
    04CC 3830      CPI	R19,0x80
    04CD F391      BEQ	0x04C0
    04CE 2FB3      MOV	R27,R19
    04CF 1BB9      SUB	R27,R25
    04D0 F3A3      BVS	0x04C5
    04D1 F02A      BMI	0x04D7
    04D2 F439      BNE	0x04DA
    04D3 1502      CP	R16,R2
    04D4 0513      CPC	R17,R3
    04D5 0524      CPC	R18,R4
    04D6 F418      BCC	0x04DA
    04D7 940E0590  CALL	swapacc
    04D9 CFF4      RJMP	0x04CE
    04DA 31B8      CPI	R27,0x18
    04DB F018      BCS	0x04DF
    04DC 2422      CLR	R2
    04DD 2433      CLR	R3
    04DE 2444      CLR	R4
    04DF 30B8      CPI	R27,0x8
    04E0 F028      BCS	0x04E6
    04E1 2C23      MOV	R2,R3
    04E2 2C34      MOV	R3,R4
    04E3 2444      CLR	R4
    04E4 50B8      SUBI	R27,0x8
    04E5 CFF9      RJMP	0x04DF
    04E6 23BB      TST	R27
    04E7 F029      BEQ	0x04ED
    04E8 9446      LSR	R4
    04E9 9437      ROR	R3
    04EA 9427      ROR	R2
    04EB 95BA      DEC	R27
    04EC F7D9      BNE	0x04E8
    04ED 2FB8      MOV	R27,R24
    04EE 27BA      EOR	R27,R26
    04EF F04A      BMI	0x04F9
    04F0 D018      RCALL	0x0509
    04F1 F698      BCC	0x04C5
    04F2 9527      ROR	R18
    04F3 9517      ROR	R17
    04F4 9507      ROR	R16
    04F5 5F3F      SUBI	R19,0xFF
    04F6 F673      BVC	0x04C5
    04F7 940C057D  JMP	maxres
    04F9 D013      RCALL	usub24
    04FA F411      BNE	0x04FD
    04FB 940C0584  JMP	minres
    04FD F410      BCC	0x0500
    04FE 940E0577  CALL	negmant
    0500 2322      TST	R18
    0501 F21A      BMI	0x04C5
    0502 0F00      LSL	R16
    0503 1F11      ROL	R17
    0504 1F22      ROL	R18
    0505 5031      SUBI	R19,1
    0506 F7CB      BVC	0x0500
    0507 940C057D  JMP	maxres
    0509 0D02      ADD	R16,R2
    050A 1D13      ADC	R17,R3
    050B 1D24      ADC	R18,R4
    050C 9508      RET
usub24:
    050D 1902      SUB	R16,R2
    050E 0913      SBC	R17,R3
    050F 0924      SBC	R18,R4
    0510 9508      RET
    0511 E7BF      LDI	R27,0x7F
    0512 2F3B      MOV	R19,R27
    0513 2B2B      OR	R18,R27
    0514 EF0F      LDI	R16,0xFF
    0515 EF1F      LDI	R17,0xFF
    0516 9508      RET
    0517 2700      CLR	R16
    0518 2711      CLR	R17
    0519 2722