initial.lst

这是一个完整的除湿机方案！另包含SCH原理图。希望对用松翰单片机的朋友有帮助！

     1  000000             ;**********************************************
     2  000000             ;Name	:RAMInitial
     3  000000             ;Function:clr bank0~bank1
     4  000000             ;Input  :
     5  000000             ;Output	:
     6  000000             ;Register Used:
     7  000000             ;***********************************************
     8  000000             RAMInitial:
     9  000000             	mov	a,#00h
    10  000000             	mov	y,a
    11  000000             	mov	a,#7fh
    12  000000             	b0mov	z,a
    13  000000             Clrbank0:
    14  000000             	clr	@YZ				;Clear @YZ content
    15  000000             	decms	Z  				;z = z - 1 , skip next if z=0
    16  000000             	jmp	Clrbank0
    17  000000             	clr 	@YZ				;Clear address 0x00
    18  000000             ;	mov	a,#55h
    19  000000             ;	mov	temp1,a				;抗干扰
    20  000000             ;	mov	temp2,a
    21  000000             ;	mov	temp3,a
    22  000000             	ret
    23  000000             ;**********************************************
    24  000000             ;Name	:PortInitial
    25  000000             ;Function:
    26  000000             ;Input  :
    27  000000             ;Output	:
    28  000000             ;Register Used:
    29  000000             ;***********************************************
    30  000000             PortInitial:
    31  000000             	mov	a,#00000111b	;p0.0  p0.1 p0.2 pull up
    32  000000             	mov	p0ur,a
    33  000000             	mov	a,#0ffh
    34  000000             	mov	p5ur,a		;p5 all pull up
    35  000000             	mov	a,#00000001b
    36  000000             	mov	p1ur,a		;p1.0 pull up
    37  000000             	mov	a,#0
    38  000000             	mov	p2ur,a		;p2 all not pull up
    39  000000             
    40  000000             	mov	a,#00000111b
    41  000000             	mov	p0,a
    42  000000             	mov	a,#0ffh
    43  000000             	mov	p5,a
    44  000000             	mov	a,#0
    45  000000             	mov	p2,a
    46  000000             	mov	a,#00000001b
    47  000000             	mov	p1,a
    48  000000             
    49  000000             	mov	a,#0		;p0 all input
    50  000000             	b0mov	p0m,a
    51  000000             	mov	p5m,a		; p5 all input 		
    52  000000             	mov	a,#11111110b	;p1.0 input
    53  000000             	mov	p1m,a
    54  000000             	mov	a,#0ffh  	;p2 all output 
    55  000000             	mov	p2m,a
    56  000000             
    57  000000             	ret
    58  000000             
    59  000000             ;**********************************************
    60  000000             ;Name	:SysInitial
    61  000000             ;Function:
    62  000000             ;Input  :
    63  000000             ;Output	:
    64  000000             ;Register Used:
    65  000000             ;***********************************************
    66  000000             SysInitial:
    67  000000             	mov	a,#0
    68  000000             	mov	oscm,a
    69  000000             	mov	pflag,a
    70  000000             	clr	inten
    71  000000             	clr	intrq
    72  000000             	mov	A,#01100100B		;//fto=fcpu/4
    73  000000             	b0mov	TC1M,A
    74  000000             	mov	A,#131			;//0.5ms constant  
    75  000000             	b0mov	TC1C,A
    76  000000             	mov	tc1r,a
    77  000000             	bclr	ftc1irq			; CLEAR TIMER0 INTERRUPT FLAG
    78  000000             	bset	FTC1IEN			; Enable T0 interrupt
    79  000000             	b0bset	faload1
    80  000000             	b0bset	FTC1ENB			; Enable TIMER0
    81  000000             
    82  000000             	b0bclr	ft0irq			; disable t0 interrup	
    83  000000             	b0bclr	ft0ien
    84  000000             
    85  000000             
    86  000000             	mov	a,#08h
    87  000000             	mov	pedge,a			;rising edge
    88  000000             	b0bclr	fp00irq			; Enable P00 interrup		
    89  000000             	b0bclr	fp00ien
    90  000000             	
    91  000000             	b0bclr	fp01irq			; disable p01 interrup	
    92  000000             	b0bclr	fp01ien
    93  000000             
    94  000000             	b0bset	FGIE			;//enable Interrupt gain
    95  000000             	ret
    96  000000             
    97  000000             ;**********************************************
    98  000000             ;Name	:Pdelay
    99  000000             ;Function:
   100  000000             ;Input  :
   101  000000             ;Output	:
   102  000000             ;Register Used:
   103  000000             ;***********************************************
   104  000000             Pdelay:				;20ms
   105  000000             	mov	a,#20
   106  000000             	mov	m,a
   107  000000             loop10:
   108  000000             	mov	a,#200
   109  000000             	mov	n,a
   110  000000             loop11:
   111  000000             	decms	n
   112  000000             	jmp	loop11	
   113  000000             
   114  000000             	decms	m
   115  000000             	jmp	loop10
   116  000000             	ret