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📄 ac15-2.s

📁 AVR学习资料
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123 
	.module ac15-2.c
	.area lit(rom, con, rel)
_str0::
	.byte 45,'T,'i,'m,'e,32,32,32,58,32,32,58,32,32,45,45
	.byte 0
	.dbfile d:\MYDOCU~1\ac15-2\ac15-2.c
	.dbsym e str0 _str0 A[17:17]kc
_str1::
	.byte 45,'A,'T,'i,'m,'e,32,32,32,58,32,32,58,32,45,45
	.byte 0
	.dbsym e str1 _str1 A[17:17]kc
	.area text(rom, con, rel)
	.dbfile d:\MYDOCU~1\ac15-2\ac15-2.c
	.dbfunc e ePutstr _ePutstr fV
;              l -> R20
;              i -> R22
;            ptr -> R10,R11
;              y -> R12
;              x -> R14
	.even
_ePutstr::
	xcall push_gset5
	mov R12,R18
	mov R14,R16
	sbiw R28,1
	ldd R10,y+11
	ldd R11,y+12
	.dbline -1
	.dbline 43
; #include <iom16v.h>			
; #include <macros.h>
; //-----------------------------------------------
; #define uchar unsigned char	
; #define uint unsigned int
; //-------------------引脚电平的宏定义---------
; #define LCM_RS_1 PORTB|=BIT(PB0)	
; #define LCM_RS_0 PORTB&=~BIT(PB0) 
; #define LCM_RW_1 PORTB|=BIT(PB1)	
; #define LCM_RW_0 PORTB&=~BIT(PB1) 
; #define LCM_EN_1 PORTB|=BIT(PB2)	
; #define LCM_EN_0 PORTB&=~BIT(PB2)  
; #define SCL_1 PORTC|=BIT(PC0)
; #define SCL_0 PORTC&=~BIT(PC0)
; #define SDA_1 PORTC|=BIT(PC1)
; #define SDA_0 PORTC&=~BIT(PC1)
; #define LED_1 PORTB|=BIT(PB7)
; #define LED_0 PORTB&=~BIT(PB7)
; //======================================
; #define PIN_SDA (PINC&0x02)
; #define DataPort PORTA		
; #define Busy 0x80			
; #define xtal 8   			
; #define Some_NOP();  _NOP();_NOP();_NOP();_NOP();_NOP();_NOP();_NOP();_NOP();
; //======================================
; const uchar str0[]={"-Time   :  :  --"};//待显字符串
; const uchar str1[]={"-ATime   :  : --"};//待显字符串
; //========函数声明=========
; void Delay_1ms(void);
; void Delay_nms(uint n);
; void WaitForEnable(void);
; void LcdWriteData(uchar W);
; void LcdWriteCommand(uchar CMD,uchar Attribc);
; void InitLcd(void);
; void Display(uchar dd);
; void DisplayOneChar(uchar x,uchar y,uchar Wdata);
; void ePutstr(uchar x,uchar y,uchar const *ptr);
; void port_init(void);
; void init_devices(void);
; void timer1_init(void);
; //**********************显示指定座标的一串字符子函数**************
; void ePutstr(uchar x,uchar y,uchar const *ptr)
; {
	.dbline 44
; uchar i,l=0;
	clr R20
	xjmp L3
L2:
	.dbline 45
	.dbline 45
	inc R20
	.dbline 45
L3:
	.dbline 45
; 	while(ptr[l]>31){l++;}
	mov R30,R20
	clr R31
	add R30,R10
	adc R31,R11
	lpm R30,Z
	ldi R24,31
	cp R24,R30
	brlo L2
	.dbline 46
	clr R22
	xjmp L8
L5:
	.dbline 46
; 	for(i=0;i<l;i++){
	.dbline 47
; 	DisplayOneChar(x++,y,ptr[i]);
	mov R30,R22
	clr R31
	add R30,R10
	adc R31,R11
	lpm R30,Z
	std y+0,R30
	mov R18,R12
	mov R2,R14
	mov R24,R2
	subi R24,255    ; addi 1
	mov R14,R24
	mov R16,R2
	xcall _DisplayOneChar
	.dbline 48
; 	if(x==16){
	mov R24,R14
	cpi R24,16
	brne L9
	.dbline 48
	.dbline 49
; 		x=0;y^=1;
	clr R14
	.dbline 49
	ldi R24,1
	eor R12,R24
	.dbline 50
; 	}
L9:
	.dbline 51
L6:
	.dbline 46
	inc R22
L8:
	.dbline 46
	cp R22,R20
	brlo L5
	.dbline -2
L1:
	adiw R28,1
	xcall pop_gset5
	.dbline 0 ; func end
	ret
	.dbsym r l 20 c
	.dbsym r i 22 c
	.dbsym r ptr 10 pkc
	.dbsym r y 12 c
	.dbsym r x 14 c
	.dbend
	.dbfunc e LocateXY _LocateXY fV
;           temp -> R20
;           posy -> R22
;           posx -> R10
	.even
_LocateXY::
	xcall push_gset3
	mov R22,R18
	mov R10,R16
	.dbline -1
	.dbline 55
;   }
; }
; //*******************显示光标定位子函数******************
; void LocateXY(char posx,char posy)
; {
	.dbline 57
; uchar temp;
; 	temp&=0x7f;
	andi R20,127
	.dbline 58
; 	temp=posx&0x0f;
	mov R20,R10
	andi R20,15
	.dbline 59
; 	posy&=0x01;
	andi R22,1
	.dbline 60
; 	if(posy)temp|=0x40;
	breq L12
	.dbline 60
	ori R20,64
L12:
	.dbline 61
; 	temp|=0x80;
	ori R20,128
	.dbline 62
; 	LcdWriteCommand(temp,0);
	clr R18
	mov R16,R20
	xcall _LcdWriteCommand
	.dbline -2
L11:
	xcall pop_gset3
	.dbline 0 ; func end
	ret
	.dbsym r temp 20 c
	.dbsym r posy 22 c
	.dbsym r posx 10 c
	.dbend
	.dbfunc e DisplayOneChar _DisplayOneChar fV
;          Wdata -> y+4
;              y -> R22
;              x -> R20
	.even
_DisplayOneChar::
	xcall push_gset2
	mov R22,R18
	mov R20,R16
	.dbline -1
	.dbline 66
; }
; //*******************显示指定座标的一个字符子函数*******************
; void DisplayOneChar(uchar x,uchar y,uchar Wdata)
; {
	.dbline 67
; LocateXY(x,y);
	mov R18,R22
	mov R16,R20
	xcall _LocateXY
	.dbline 68
; LcdWriteData(Wdata);
	ldd R16,y+4
	xcall _LcdWriteData
	.dbline -2
L14:
	xcall pop_gset2
	.dbline 0 ; func end
	ret
	.dbsym l Wdata 4 c
	.dbsym r y 22 c
	.dbsym r x 20 c
	.dbend
	.dbfunc e InitLcd _InitLcd fV
	.even
_InitLcd::
	.dbline -1
	.dbline 72
; }
; //*******************LCD初始化子函数*********************
; void InitLcd(void) 
; {
	.dbline 73
; LcdWriteCommand(0x38,0); 
	clr R18
	ldi R16,56
	xcall _LcdWriteCommand
	.dbline 74
; Delay_nms(5);
	ldi R16,5
	ldi R17,0
	xcall _Delay_nms
	.dbline 75
; LcdWriteCommand(0x38,0); 
	clr R18
	ldi R16,56
	xcall _LcdWriteCommand
	.dbline 76
; Delay_nms(5);
	ldi R16,5
	ldi R17,0
	xcall _Delay_nms
	.dbline 77
; LcdWriteCommand(0x38,0); 
	clr R18
	ldi R16,56
	xcall _LcdWriteCommand
	.dbline 78
; Delay_nms(5);
	ldi R16,5
	ldi R17,0
	xcall _Delay_nms
	.dbline 79
; LcdWriteCommand(0x38,1); 
	ldi R18,1
	ldi R16,56
	xcall _LcdWriteCommand
	.dbline 80
; LcdWriteCommand(0x08,1); 
	ldi R18,1
	ldi R16,8
	xcall _LcdWriteCommand
	.dbline 81
; LcdWriteCommand(0x01,1); 
	ldi R18,1
	ldi R16,1
	xcall _LcdWriteCommand
	.dbline 82
; LcdWriteCommand(0x06,1);
	ldi R18,1
	ldi R16,6
	xcall _LcdWriteCommand
	.dbline 83
; LcdWriteCommand(0x0c,1);
	ldi R18,1
	ldi R16,12
	xcall _LcdWriteCommand
	.dbline -2
L15:
	.dbline 0 ; func end
	ret
	.dbend
	.dbfunc e LcdWriteCommand _LcdWriteCommand fV
;        Attribc -> R22
;            CMD -> R20
	.even
_LcdWriteCommand::
	xcall push_gset2
	mov R22,R18
	mov R20,R16
	.dbline -1
	.dbline 87
; }
; //********************写命令到LCM子函数********************
; void LcdWriteCommand(uchar CMD,uchar Attribc)
; {
	.dbline 88
; if(Attribc)WaitForEnable();
	tst R22
	breq L17
	.dbline 88
	xcall _WaitForEnable
L17:
	.dbline 89
; LCM_RS_0;LCM_RW_0;_NOP();
	cbi 0x18,0
	.dbline 89
	cbi 0x18,1
	.dbline 89
	nop
	.dbline 90
; DataPort=CMD;_NOP();
	out 0x1b,R20
	.dbline 90
	nop
	.dbline 91
; LCM_EN_1;_NOP();_NOP();LCM_EN_0;
	sbi 0x18,2
	.dbline 91
	nop
	.dbline 91
	nop
	.dbline 91
	cbi 0x18,2
	.dbline -2
L16:
	xcall pop_gset2
	.dbline 0 ; func end
	ret
	.dbsym r Attribc 22 c
	.dbsym r CMD 20 c
	.dbend
	.dbfunc e LcdWriteData _LcdWriteData fV
;          dataW -> R20
	.even
_LcdWriteData::
	xcall push_gset1
	mov R20,R16
	.dbline -1
	.dbline 95
; }
; //*******************写数据到LCM子函数********************
; void LcdWriteData(uchar dataW)
; {
	.dbline 96
; WaitForEnable();
	xcall _WaitForEnable
	.dbline 97
; LCM_RS_1;LCM_RW_0;_NOP();
	sbi 0x18,0
	.dbline 97
	cbi 0x18,1
	.dbline 97
	nop
	.dbline 98
; DataPort=dataW;_NOP();
	out 0x1b,R20
	.dbline 98
	nop
	.dbline 99
; LCM_EN_1;_NOP();_NOP();LCM_EN_0;
	sbi 0x18,2
	.dbline 99
	nop
	.dbline 99
	nop
	.dbline 99
	cbi 0x18,2
	.dbline -2
L19:
	xcall pop_gset1
	.dbline 0 ; func end
	ret
	.dbsym r dataW 20 c
	.dbend
	.dbfunc e WaitForEnable _WaitForEnable fV
;            val -> R16
	.even
_WaitForEnable::
	.dbline -1
	.dbline 103
; }
; //*******************检测LCD忙信号子函数*********************
; void WaitForEnable(void)
; {
	.dbline 105
; uchar val;
; DataPort=0xff;
	ldi R24,255
	out 0x1b,R24
	.dbline 106
; LCM_RS_0;LCM_RW_1;_NOP();
	cbi 0x18,0
	.dbline 106
	sbi 0x18,1
	.dbline 106
	nop
	.dbline 107
; LCM_EN_1;_NOP();_NOP();
	sbi 0x18,2
	.dbline 107
	nop
	.dbline 107
	nop
	.dbline 108
; DDRA=0x00;
	clr R2
	out 0x1a,R2
	.dbline 109
; val=PINA;
	in R16,0x19
	xjmp L22
L21:
	.dbline 110
	in R16,0x19
L22:
	.dbline 110
; while(val&Busy)val=PINA;
	sbrc R16,7
	rjmp L21
	.dbline 111
; LCM_EN_0;
	cbi 0x18,2
	.dbline 112
; DDRA=0xff;
	ldi R24,255
	out 0x1a,R24
	.dbline -2
L20:
	.dbline 0 ; func end
	ret
	.dbsym r val 16 c
	.dbend
	.dbfunc e Delay_1ms _Delay_1ms fV
;              i -> R16,R17
	.even
_Delay_1ms::
	.dbline -1
	.dbline 116
; }
; //****************************************
; void Delay_1ms(void)		//1mS延时子函数
; { uint i;
	.dbline 117
;  for(i=1;i<(uint)(xtal*143-2);i++)
	ldi R16,1
	ldi R17,0
	xjmp L28
L25:
	.dbline 118
L26:
	.dbline 117
	subi R16,255  ; offset = 1
	sbci R17,255
L28:
	.dbline 117
	cpi R16,118
	ldi R30,4
	cpc R17,R30
	brlo L25
	.dbline -2
L24:
	.dbline 0 ; func end
	ret
	.dbsym r i 16 i
	.dbend
	.dbfunc e Delay_nms _Delay_nms fV
;              i -> R20,R21
;              n -> R22,R23
	.even
_Delay_nms::
	xcall push_gset2
	movw R22,R16
	.dbline -1
	.dbline 122
;     ;
; }
; //====================================
; void Delay_nms(uint n)		//n*1mS延时子函数
; {
	.dbline 123
;  uint i=0;
	clr R20
	clr R21
	xjmp L31
L30:
	.dbline 125
	.dbline 125
	xcall _Delay_1ms
	.dbline 126
	subi R20,255  ; offset = 1
	sbci R21,255
	.dbline 127
L31:
	.dbline 124
;    while(i<n)
	cp R20,R22
	cpc R21,R23
	brlo L30
	.dbline -2
L29:
	xcall pop_gset2
	.dbline 0 ; func end
	ret
	.dbsym r i 20 i
	.dbsym r n 22 i
	.dbend
	.dbfunc e port_init _port_init fV
	.even
_port_init::
	.dbline -1
	.dbline 140
;    {Delay_1ms();
;     i++;
;    }
; }
; /*******************定义结构体变量time1,time2*******************/
; struct date
; {
; uchar hour;
; uchar min;
; uchar sec;
; uchar dida;
; }time1,time2;
; 
; /*******************端口初始化*******************/
; void port_init(void)
; {
	.dbline 141
;  PORTA = 0x00;
	clr R2
	out 0x1b,R2
	.dbline 142
;  DDRA  = 0xFF;
	ldi R24,255
	out 0x1a,R24
	.dbline 143
;  PORTB = 0x00;
	out 0x18,R2
	.dbline 144
;  DDRB  = 0xFF;
	out 0x17,R24
	.dbline 145
;  PORTC = 0x00; 
	out 0x15,R2
	.dbline 146
;  DDRC  = 0x03;
	ldi R24,3
	out 0x14,R24
	.dbline 147
;  PORTD = 0xFF;
	ldi R24,255
	out 0x12,R24
	.dbline 148
;  DDRD  = 0x00;
	out 0x11,R2
	.dbline -2
L33:
	.dbline 0 ; func end
	ret
	.dbend
	.dbfunc e scan_key _scan_key fc
;           temp -> R16
	.even
_scan_key::
	.dbline -1
	.dbline 158
; }
; /*************************************/
; char com_data;		
; uchar cnt;			
; void delay_iic(int n);	
; uchar rd_24c01(char a);	
; void wr_24c01(char a,char b);
; /******************扫描按键***************/
; uchar scan_key(void)		
; {					
	.dbline 160
; uchar temp;			
; temp=PIND;				
	in R16,0x10
	.dbline 161
; return temp;			
	.dbline -2
L34:
	.dbline 0 ; func end
	ret
	.dbsym r temp 16 c
	.dbend
	.dbfunc e delay _delay fV
;              i -> R20,R21
;              j -> R22,R23
;              k -> R16,R17
	.even
_delay::
	xcall push_gset2
	.dbline -1
	.dbline 165
; }					
; /***************延时子函数******************/
; void delay(uint k)		
; {					
	.dbline 167
; uint i,j;			
; for(i=0;i<k;i++)			
	clr R20
	clr R21
	xjmp L39
L36:
	.dbline 168
; {for(j=0;j<121;j++)		
	.dbline 168
	clr R22
	clr R23
	xjmp L43
L40:
	.dbline 169
	.dbline 169
	.dbline 169
L41:
	.dbline 168
	subi R22,255  ; offset = 1
	sbci R23,255
L43:
	.dbline 168
	cpi R22,121
	ldi R30,0
	cpc R23,R30
	brlo L40
	.dbline 169
L37:
	.dbline 167
	subi R20,255  ; offset = 1
	sbci R21,255
L39:
	.dbline 167
	cp R20,R16
	cpc R21,R17
	brlo L36
	.dbline -2
L35:
	xcall pop_gset2
	.dbline 0 ; func end
	ret
	.dbsym r i 20 i
	.dbsym r j 22 i
	.dbsym r k 16 i
	.dbend
	.dbfunc e start _start fV
	.even
_start::
	.dbline -1
	.dbline 174
; {;}}				
; }					
; 
; /*****************启动读写时序子函数******************/
; void start(void)			
; {DDRC=0x03;					
	.dbline 174
	ldi R24,3
	out 0x14,R24
	.dbline 175
; SDA_1;Some_NOP();
	sbi 0x15,1
	.dbline 175
	.dbline 175
	nop
	.dbline 175
	nop
	.dbline 175
	nop
	.dbline 175
	nop
	.dbline 175
	nop
	.dbline 175
	nop
	.dbline 175
	nop
	.dbline 175
	nop
123

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