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📄 adc.s

📁 LCD1602来显示通过AVR ADC0采集的信号
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12 
	.module ADC.c
	.area text(rom, con, rel)
	.dbfile D:\实验程序\模数转换\adc_1602\ADC.c
	.dbfile D:\实验程序\模数转换\adc_1602\1602.h
	.dbfunc e s_ms _s_ms fV
;             ms -> R16,R17
	.even
_s_ms::
	.dbline -1
	.dbline 9
; #define uchar unsigned char 
; #define uint unsigned int 
; 
; #define RS 5
; #define RW 6
; #define EN 7
; 
; void s_ms(uint ms)
; {
	.dbline 10
; 	for(;ms>1;ms--);
	xjmp L5
L2:
	.dbline 10
L3:
	.dbline 10
	subi R16,1
	sbci R17,0
L5:
	.dbline 10
	ldi R24,1
	ldi R25,0
	cp R24,R16
	cpc R25,R17
	brlo L2
X0:
	.dbline -2
L1:
	.dbline 0 ; func end
	ret
	.dbsym r ms 16 i
	.dbend
	.dbfunc e busy _busy fV
;           temp -> R20
	.even
_busy::
	st -y,R20
	.dbline -1
	.dbline 15
; }	
; 
; //查忙
; void busy(void)
; {
	.dbline 17
;     uchar temp;
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 18
; 	PORTA&=~(1<<RS);    //RS=0
	cbi 0x1b,5
	.dbline 19
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 20
; 	PORTA|=(1<<RW);     //RW=1
	sbi 0x1b,6
	.dbline 21
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	xjmp L8
L7:
	.dbline 23
; 	while(temp)
; 	{
	.dbline 24
; 		PORTA|=(1<<EN); //EN=1
	sbi 0x1b,7
	.dbline 25
; 		s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 26
; 		DDRD=0x00;      //A口变输入
	clr R2
	out 0x11,R2
	.dbline 27
; 		PORTD=0xff;     //上拉使能
	ldi R24,255
	out 0x12,R24
	.dbline 28
; 		s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 29
; 		temp = PIND&0x80;    //读取A口
	in R20,0x10
	andi R20,128
	.dbline 30
; 		s_ms(500);      
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 31
; 		DDRD=0xff;      
	ldi R24,255
	out 0x11,R24
	.dbline 32
; 		PORTD=0xff;        //A口变输出
	out 0x12,R24
	.dbline 33
; 		s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 34
; 		PORTA&=~(1<<EN);   //EN=0
	cbi 0x1b,7
	.dbline 35
; 		s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 36
; 	}
L8:
	.dbline 22
	tst R20
	brne L7
X1:
	.dbline -2
L6:
	.dbline 0 ; func end
	ld R20,y+
	ret
	.dbsym r temp 20 c
	.dbend
	.dbfunc e writecom _writecom fV
;            com -> R10
	.even
_writecom::
	st -y,R10
	mov R10,R16
	.dbline -1
	.dbline 41
; }
; 
; //写指令
; void writecom(uchar	com)
; {
	.dbline 42
; 	busy();
	xcall _busy
	.dbline 43
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 44
; 	PORTA&=~(1<<RS);   //RS=0
	cbi 0x1b,5
	.dbline 45
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 46
; 	PORTA&=~(1<<RW);   //RW=0
	cbi 0x1b,6
	.dbline 47
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 48
; 	PORTA|=(1<<EN);    //EN=1
	sbi 0x1b,7
	.dbline 49
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 50
; 	PORTD = com;       //输出指令
	out 0x12,R10
	.dbline 51
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 52
; 	PORTA&=~(1<<EN);   //EN=0
	cbi 0x1b,7
	.dbline 53
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline -2
L10:
	.dbline 0 ; func end
	ld R10,y+
	ret
	.dbsym r com 10 c
	.dbend
	.dbfunc e LcdInit _LcdInit fV
	.even
_LcdInit::
	.dbline -1
	.dbline 58
; }
; 
; //1602初始化
; void	LcdInit(void)
; {
	.dbline 59
; 	writecom(0x38);
	ldi R16,56
	xcall _writecom
	.dbline 60
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline 61
; 	writecom(0x01);
	ldi R16,1
	xcall _writecom
	.dbline 62
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline 63
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline 64
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline 65
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline 66
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline 67
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline 68
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline 69
; 	writecom(0x02);
	ldi R16,2
	xcall _writecom
	.dbline 70
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline 71
; 	writecom(0x06);
	ldi R16,6
	xcall _writecom
	.dbline 72
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline 73
; 	writecom(0x0c);
	ldi R16,12
	xcall _writecom
	.dbline 74
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline 75
; 	writecom(0x38);	
	ldi R16,56
	xcall _writecom
	.dbline 76
; 	s_ms(1000);
	ldi R16,1000
	ldi R17,3
	xcall _s_ms
	.dbline -2
L11:
	.dbline 0 ; func end
	ret
	.dbend
	.dbfunc e writedata _writedata fV
;           data -> R10
	.even
_writedata::
	st -y,R10
	mov R10,R16
	.dbline -1
	.dbline 81
; }	
; 
; //写数据
; void	writedata(uchar data)
; {
	.dbline 82
; 	busy();
	xcall _busy
	.dbline 83
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 84
; 	PORTA|=(1<<RS);   //RS=1
	sbi 0x1b,5
	.dbline 85
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 86
; 	PORTA&=~(1<<RW);   //RW=0
	cbi 0x1b,6
	.dbline 87
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 88
; 	PORTA|=(1<<EN);    //EN=1
	sbi 0x1b,7
	.dbline 89
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 90
; 	PORTD = data;      //输出数据
	out 0x12,R10
	.dbline 91
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 92
; 	PORTA&=~(1<<EN);   //EN=0
	cbi 0x1b,7
	.dbline 93
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline -2
L12:
	.dbline 0 ; func end
	ld R10,y+
	ret
	.dbsym r data 10 c
	.dbend
	.dbfunc e readdata _readdata fc
;           temp -> R10
	.even
_readdata::
	st -y,R10
	.dbline -1
	.dbline 99
; }
; 
; 
; //读数据
; uchar	readdata(void)
; {
	.dbline 101
; 	uchar temp;
; 	busy();
	xcall _busy
	.dbline 102
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 103
; 	PORTA|=(1<<RS);  //RS=1
	sbi 0x1b,5
	.dbline 104
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 105
; 	PORTA|=(1<<RW);  //RW=1
	sbi 0x1b,6
	.dbline 106
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 107
; 	PORTA|=(1<<EN);  //EN=1
	sbi 0x1b,7
	.dbline 108
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 109
; 	DDRD=0x00;       //A端口变输入
	clr R2
	out 0x11,R2
	.dbline 110
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 111
; 	temp = PIND;     //读A端口
	in R10,0x10
	.dbline 112
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 113
; 	DDRD=0xff;       //A端口变输出
	ldi R24,255
	out 0x11,R24
	.dbline 114
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 115
; 	PORTA&=~(1<<EN); //EN=0
	cbi 0x1b,7
	.dbline 116
; 	s_ms(500);
	ldi R16,500
	ldi R17,1
	xcall _s_ms
	.dbline 117
; 	return temp;	
	mov R16,R10
	.dbline -2
L13:
	.dbline 0 ; func end
	ld R10,y+
	ret
	.dbsym r temp 10 c
	.dbend
	.dbfunc e WriteCGRAM _WriteCGRAM fV
;              t -> R10,R11
;              i -> R20,R21
;        pBuffer -> R22,R23
;            num -> R10,R11
	.even
_WriteCGRAM::
	xcall push_xgsetF00C
	movw R22,R18
	movw R10,R16
	.dbline -1
	.dbline 127
; }
; 
; //=================================================
; // 描述： 写LCD内部CGRAM函数
; // 入口： ‘num’要写的数据个数
; //        ‘pbuffer’要写的数据的首地址
; // 出口： 无
; //================================================
; void	WriteCGRAM(uint	num, const uint	*pBuffer)
; {
	.dbline 129
; 	uint	i,t;
; 	writecom(0x40);
	ldi R16,64
	xcall _writecom
	.dbline 130
; 	PORTA|=(1<<RS);
	sbi 0x1b,5
	.dbline 131
; 	PORTA&=~(1<<RW);
	cbi 0x1b,6
	.dbline 132
; 	for(i=num;i!=0;i--)
	movw R20,R10
	xjmp L18
L15:
	.dbline 133
; 	{
	.dbline 134
; 		t = *pBuffer;
	movw R30,R22
	elpm R10,Z+
	elpm R11,Z
	.dbline 135
; 		PORTA|=(1<<EN);
	sbi 0x1b,7
	.dbline 136
; 		PORTD = t;
	out 0x12,R10
	.dbline 137
; 		PORTA&=~(1<<EN);				
	cbi 0x1b,7
	.dbline 138
; 		pBuffer++;
	subi R22,254  ; offset = 2
	sbci R23,255
	.dbline 139
; 	}
L16:
	.dbline 132
	subi R20,1
	sbci R21,0
L18:
	.dbline 132
	cpi R20,0
	cpc R20,R21
	brne L15
X2:
	.dbline -2
L14:
	.dbline 0 ; func end
	xjmp pop_xgsetF00C
	.dbsym r t 10 i
	.dbsym r i 20 i
	.dbsym r pBuffer 22 pki
	.dbsym r num 10 i
	.dbend
	.dbfunc e WriteMenu _WriteMenu fV
;              t -> R10
;              i -> R22
;        pBuffer -> R20,R21
	.even
_WriteMenu::
	xcall push_xgsetF00C
	movw R20,R16
	.dbline -1
	.dbline 149
; 	
; }
; 
; //=================================================
; //描述：写菜单函数，本程序使用的LCD规格为 16 * 2
; //入口：菜单数组首地址
; //出口：无
; //=================================================
; void	WriteMenu(const uchar *pBuffer)
; {
	.dbline 151
; 	uchar	i,t;
; 	writecom(0x80);   //数据地址
	ldi R16,128
	xcall _writecom
	.dbline 153
; 	
; 	PORTA|=(1<<RS);
	sbi 0x1b,5
	.dbline 154
; 	PORTA&=~(1<<RW);
	cbi 0x1b,6
	.dbline 155
; 	s_ms(50);
	ldi R16,50
	ldi R17,0
	xcall _s_ms
	.dbline 156
; 	for(i=0;i<16;i++)
	clr R22
	xjmp L23
L20:
	.dbline 157
; 	{
	.dbline 158
; 		t = *pBuffer;
	movw R30,R20
	elpm R10,Z
	.dbline 159
; 		PORTD = t;
	out 0x12,R10
	.dbline 160
; 		PORTA|=(1<<EN);
	sbi 0x1b,7
	.dbline 161
; 		s_ms(50);
	ldi R16,50
	ldi R17,0
	xcall _s_ms
	.dbline 162
; 		PORTA&=~(1<<EN);				
	cbi 0x1b,7
	.dbline 163
; 		pBuffer++;
	subi R20,255  ; offset = 1
	sbci R21,255
	.dbline 164
; 	}
L21:
	.dbline 156
	inc R22
L23:
	.dbline 156
	cpi R22,16
	brlo L20
X3:
	.dbline 165
; 	writecom(0xC0);
	ldi R16,192
	xcall _writecom
	.dbline 167
; 
; 	PORTA|=(1<<RS);
	sbi 0x1b,5
	.dbline 168
; 	PORTA&=~(1<<RW);
	cbi 0x1b,6
	.dbline 169
; 	s_ms(50);	
	ldi R16,50
	ldi R17,0
	xcall _s_ms
	.dbline 170
; 	for(i=0;i<16;i++)
	clr R22
	xjmp L27
L24:
	.dbline 171
; 	{
	.dbline 172
; 		t = *pBuffer;
12

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