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📄 trime+key.src

📁 AT89S52控制的18B20数字温度传感器
💻 SRC
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字号:
	SJMP 	?C0089
?C0018:
;    else LED_One=BCD_ASCII[LED_One+1];
			; SOURCE LINE # 93
	MOV  	A,LED_One
	MOV  	DPTR,#BCD_ASCII+01H
?C0089:
	MOVC 	A,@A+DPTR
	MOV  	LED_One,A
;    }
			; SOURCE LINE # 94
?C0017:
;  LED_Three=BCD_ASCII[LED_Three+1];
			; SOURCE LINE # 95
	MOV  	A,LED_Three
	MOV  	DPTR,#BCD_ASCII+01H
	MOVC 	A,@A+DPTR
	MOV  	LED_Three,A
;  }
			; SOURCE LINE # 96
	RET  	
; END OF V2ToV

;  /*-------------------------------------
;         初始化DS1820
;  -------------------------------------*/
;  void InitDS1820(void)

	RSEG  ?PR?InitDS1820?TRIME_KEY
InitDS1820:
	USING	0
			; SOURCE LINE # 100
;  {
			; SOURCE LINE # 101
;   TMPort=1;
			; SOURCE LINE # 102
	SETB 	P3_0
;   _nop_();
			; SOURCE LINE # 103
	NOP  	
;   TMPort=0;
			; SOURCE LINE # 104
	CLR  	P3_0
;   Delay_6n5_8us(77);           //延时 DS1820复位时间要500US的抵电平
			; SOURCE LINE # 105
	MOV  	R7,#04DH
	LCALL	_Delay_6n5_8us
;   TMPort=1;
			; SOURCE LINE # 106
	SETB 	P3_0
;   Delay_6n5_8us(16);	 //延时112US 等待DS1820的回应
			; SOURCE LINE # 107
	MOV  	R7,#010H
	LCALL	_Delay_6n5_8us
;   if(!TMPort){DS1820ON=1;ON_DS1820=1;}             //检测是否有DS1820
			; SOURCE LINE # 108
	JB   	P3_0,?C0021
	SETB 	DS1820ON
	SETB 	P2_3
	SJMP 	?C0022
?C0021:
;   else {DS1820ON=0;ON_DS1820=0;}
			; SOURCE LINE # 109
	CLR  	DS1820ON
	CLR  	P2_3
?C0022:
;   Delay_6n5_8us(55);
			; SOURCE LINE # 110
	MOV  	R7,#037H
	LCALL	_Delay_6n5_8us
;   TMPort=1;
			; SOURCE LINE # 111
	SETB 	P3_0
;   }
			; SOURCE LINE # 112
	RET  	
; END OF InitDS1820

; /*----------写数据-----------*/
; void Write_Data(uchar T_DATA)

	RSEG  ?PR?_Write_Data?TRIME_KEY
_Write_Data:
	USING	0
			; SOURCE LINE # 114
;---- Variable 'T_DATA?240' assigned to Register 'R7' ----
;  {
			; SOURCE LINE # 115
;    uchar i,DATA_T;
;    DATA_T=T_DATA;
			; SOURCE LINE # 117
	MOV  	DATA_T?242,R7
;    for(i=0;i<=7;i++)
			; SOURCE LINE # 118
	CLR  	A
	MOV  	i?241,A
?C0024:
;    {
			; SOURCE LINE # 119
;     TMPort=0;
			; SOURCE LINE # 120
	CLR  	P3_0
;     Delay_6n5_8us(1);			   //延时14微秒
			; SOURCE LINE # 121
	MOV  	R7,#01H
	LCALL	_Delay_6n5_8us
;     if(DATA_T&0x01)TMPort=1;
			; SOURCE LINE # 122
	MOV  	A,DATA_T?242
	JNB  	ACC.0,?C0027
	SETB 	P3_0
	SJMP 	?C0028
?C0027:
; 	else TMPort=0;
			; SOURCE LINE # 123
	CLR  	P3_0
?C0028:
; 	DATA_T>>=1;
			; SOURCE LINE # 124
	MOV  	A,DATA_T?242
	CLR  	C
	RRC  	A
	MOV  	DATA_T?242,A
;     Delay_6n5_8us(7);	           //延时54微秒
			; SOURCE LINE # 125
	MOV  	R7,#07H
	LCALL	_Delay_6n5_8us
; 	TMPort=1;
			; SOURCE LINE # 126
	SETB 	P3_0
; 	_nop_();
			; SOURCE LINE # 127
	NOP  	
; 	}
			; SOURCE LINE # 128
	INC  	i?241
	MOV  	A,i?241
	SETB 	C
	SUBB 	A,#07H
	JC   	?C0024
?C0025:
; 	TMPort=1;
			; SOURCE LINE # 129
	SETB 	P3_0
;   }
			; SOURCE LINE # 130
	RET  	
; END OF _Write_Data

; /*-------------------------------
;        写入温度限制值
; 发出4EH写ROM指令后连发两个字节
; --------------------------------*/
; void WriteDS1820(void)

	RSEG  ?PR?WriteDS1820?TRIME_KEY
WriteDS1820:
	USING	0
			; SOURCE LINE # 135
; {
			; SOURCE LINE # 136
;  uchar TM_H,TM_L;
;   TM_H>>=4;
			; SOURCE LINE # 138
	MOV  	A,TM_H?343
	SWAP 	A
	ANL  	A,#0FH
	MOV  	TM_H?343,A
;   TM_L<<=4;
			; SOURCE LINE # 139
	MOV  	A,TM_L?344
	SWAP 	A
	ANL  	A,#0F0H
	MOV  	TM_L?344,A
;   Write_Data(TM_H);
			; SOURCE LINE # 140
	MOV  	R7,TM_H?343
	LCALL	_Write_Data
;   Write_Data(TM_L);
			; SOURCE LINE # 141
	MOV  	R7,TM_L?344
	LJMP 	_Write_Data
; END OF WriteDS1820

; }
; /*---------读数据------------*/
; uchar ReadTM(void)

	RSEG  ?PR?ReadTM?TRIME_KEY
ReadTM:
	USING	0
			; SOURCE LINE # 144
; {
			; SOURCE LINE # 145
;  uchar i,TM_DATA;
;  for(i=0;i<=7;i++)
			; SOURCE LINE # 147
	CLR  	A
	MOV  	i?445,A
?C0031:
;  {
			; SOURCE LINE # 148
;   TM_DATA>>=1;
			; SOURCE LINE # 149
	MOV  	A,TM_DATA?446
	CLR  	C
	RRC  	A
	MOV  	TM_DATA?446,A
;   TMPort=1;
			; SOURCE LINE # 150
	SETB 	P3_0
;   _nop_();_nop_();
			; SOURCE LINE # 151
	NOP  	
	NOP  	
;   TMPort=0;
			; SOURCE LINE # 152
	CLR  	P3_0
;   _nop_();_nop_();_nop_();
			; SOURCE LINE # 153
	NOP  	
	NOP  	
	NOP  	
;   TMPort=1;
			; SOURCE LINE # 154
	SETB 	P3_0
;   Delay_6n5_8us(1);
			; SOURCE LINE # 155
	MOV  	R7,#01H
	LCALL	_Delay_6n5_8us
;   if(TMPort)TM_DATA|=0x80;
			; SOURCE LINE # 156
	JNB  	P3_0,?C0034
	ORL  	TM_DATA?446,#080H
?C0034:
;   Delay_6n5_8us(6);
			; SOURCE LINE # 157
	MOV  	R7,#06H
	LCALL	_Delay_6n5_8us
;   }
			; SOURCE LINE # 158
	INC  	i?445
	MOV  	A,i?445
	SETB 	C
	SUBB 	A,#07H
	JC   	?C0031
?C0032:
;   return (TM_DATA);
			; SOURCE LINE # 159
	MOV  	R7,TM_DATA?446
;  }
			; SOURCE LINE # 160
?C0035:
	RET  	
; END OF ReadTM

; /*----------------------------------
;          读出温度值
; 将温度高位和低位,高温度限制位从DS1820中读出
;     低位存入29H(TEMPER_L),
;     高位存入28H(TEMPER_H),
;     高温度限制位存入27H(TMRomV) 
; ---------------------------------*/
; void ReadDS1820(void)

	RSEG  ?PR?ReadDS1820?TRIME_KEY
ReadDS1820:
	USING	0
			; SOURCE LINE # 168
; {
			; SOURCE LINE # 169
;  TLV=ReadTM();
			; SOURCE LINE # 170
	LCALL	ReadTM
	MOV  	TLV,R7
;  THV=ReadTM();
			; SOURCE LINE # 171
	LCALL	ReadTM
	MOV  	THV,R7
;  TMRomV=ReadTM();
			; SOURCE LINE # 172
	LCALL	ReadTM
	MOV  	TMRomV,R7
;  }
			; SOURCE LINE # 173
	RET  	
; END OF ReadDS1820

; /*===============主程序================*/
; void main(void)

	RSEG  ?PR?main?TRIME_KEY
main:
	USING	0
			; SOURCE LINE # 175
; {
			; SOURCE LINE # 176
;  StateREG=0;             //初始化变量
			; SOURCE LINE # 177
	CLR  	A
	MOV  	StateREG,A
;  SetTF=1;				 //在设置温度状态
			; SOURCE LINE # 178
	SETB 	SetTF
;  PowTF=1;                //关电源
			; SOURCE LINE # 179
	SETB 	PowTF
;  THV=0;					 //温度数据存储(高地址:0x0028,低地址:0x0029)
			; SOURCE LINE # 180
	MOV  	THV,A
;  TLV=0;
			; SOURCE LINE # 181
	MOV  	TLV,A
;  TMV=0;					 //转换后的温度值
			; SOURCE LINE # 182
	MOV  	TMV,A
;  KeyV=0;
			; SOURCE LINE # 183
	MOV  	KeyV,A
;  KSDNum=0;				 //SET键连按时的采集次数
			; SOURCE LINE # 184
	MOV  	KSDNum,A
;  IntNum=0;				 //用于SET长按检测
			; SOURCE LINE # 185
	MOV  	IntNum,A
;  IntNum2=0;				 //用于设定状态时LED闪烁
			; SOURCE LINE # 186
	MOV  	IntNum2,A
;  IntNum3=0;
			; SOURCE LINE # 187
	MOV  	IntNum3,A
;  LED_One=0;
			; SOURCE LINE # 188
	MOV  	LED_One,A
;  LED_Two=0;
			; SOURCE LINE # 189
	MOV  	LED_Two,A
;  Beep=1;
			; SOURCE LINE # 190
	SETB 	P2_0
;  LEDTF=0;
			; SOURCE LINE # 191
	CLR  	LEDTF
;  InitDS1820();//初始化
			; SOURCE LINE # 192
	LCALL	InitDS1820
;  Write_Data(0xcc);//跳过ROM
			; SOURCE LINE # 193
	MOV  	R7,#0CCH
	LCALL	_Write_Data
;  Write_Data(0xb8);//E2RAM中的温度上限值调入RAM
			; SOURCE LINE # 194
	MOV  	R7,#0B8H
	LCALL	_Write_Data
;  InitDS1820();
			; SOURCE LINE # 195
	LCALL	InitDS1820
;  Write_Data(0xcc);//跳过ROM
			; SOURCE LINE # 196
	MOV  	R7,#0CCH
	LCALL	_Write_Data
;  Write_Data(0xbe);//读出温度指令
			; SOURCE LINE # 197
	MOV  	R7,#0BEH
	LCALL	_Write_Data
;  ReadDS1820();//读出温度值和上限值
			; SOURCE LINE # 198
	LCALL	ReadDS1820
;  TMSetV=TMRomV;//拷贝保存在DS1820ROM里的上限值到TMSet
			; SOURCE LINE # 199
	MOV  	TMSetV,TMRomV
;  EA=1;		   //允许CPU中断
			; SOURCE LINE # 200
	SETB 	EA
;  ET0=1;		   //定时器0中断开
			; SOURCE LINE # 201
	SETB 	ET0
;  TMOD=0x01;	   //设定时器0为模式1,16位模式
			; SOURCE LINE # 202
	MOV  	TMOD,#01H
;  TH0=0XB1;
			; SOURCE LINE # 203
	MOV  	TH0,#0B1H
;  TL0=0XDF;     //设定时值为20MS
			; SOURCE LINE # 204
	MOV  	TL0,#0DFH
;  TR0=1;        //开定时
			; SOURCE LINE # 205
	SETB 	TR0
?C0037:
;  while(1);
			; SOURCE LINE # 206
	SJMP 	?C0037
; END OF main

CSEG	AT	0000BH
	LJMP	KeyAndDis_Time0

;  }
;  /*----------------------------------
;  定时器0中断处理中键扫描和显示
; 
;  ------------------------------------*/
;  void KeyAndDis_Time0(void) interrupt 1 using 2

	RSEG  ?PR?KeyAndDis_Time0?TRIME_KEY
	USING	2
KeyAndDis_Time0:
	PUSH 	ACC
	PUSH 	B
	PUSH 	DPH
	PUSH 	DPL
	PUSH 	PSW
	USING	2
	MOV  	PSW,#010H
			; SOURCE LINE # 212
;  {
;   TH0=0XB1;
			; SOURCE LINE # 214
	MOV  	TH0,#0B1H
;   TL0=0XDF;                    //设定时值为20MS
			; SOURCE LINE # 215
	MOV  	TL0,#0DFH
;   LEDPort=0xff;				   //关闭LED
			; SOURCE LINE # 216
	MOV  	P0,#0FFH
; /*-----对按下的键值附值------*/
;   if(!Key_UP)KeyV=1;		   //检测Key_UP是否按下
			; SOURCE LINE # 218
	JB   	P3_2,?C0040
	MOV  	KeyV,#01H
?C0040:
;   if(!Key_DOWN)KeyV=2;		   //检测Key_DOWN是否按下
			; SOURCE LINE # 219
	JB   	P3_3,?C0041
	MOV  	KeyV,#02H
?C0041:
;   if(!Key_SET)KeyV=3;		   //检测Key_SET是否按下
			; SOURCE LINE # 220
	JB   	P3_4,?C0042
	MOV  	KeyV,#03H
?C0042:
;   KeySETDowning=0;  //清除
			; SOURCE LINE # 221
	CLR  	KeySETDowning
; /*-------检测是否有键按下------*/
;   if(KeyV!=0)				   //KeyV不等于零表示有键按下
			; SOURCE LINE # 223
	MOV  	A,KeyV
	JNZ  	$ + 5H
	LJMP 	?C0043
;    {
			; SOURCE LINE # 224
; 	Delay_1ms(10);             //延时防抖  按下10MS再测
			; SOURCE LINE # 225
	MOV  	R7,#0AH
	LCALL	_Delay_1ms
; 	if(!Key_UP)TempKeyV=1;	  
			; SOURCE LINE # 226
	JB   	P3_2,?C0044
	MOV  	TempKeyV,#01H
?C0044:
; 	if(!Key_DOWN)TempKeyV=2;
			; SOURCE LINE # 227
	JB   	P3_3,?C0045
	MOV  	TempKeyV,#02H
?C0045:
; 	if(!Key_SET)TempKeyV=3;
			; SOURCE LINE # 228
	JB   	P3_4,?C0046
	MOV  	TempKeyV,#03H
?C0046:
; 	if(KeyV==TempKeyV)        //两次值相等为确定接下了键
			; SOURCE LINE # 229
	MOV  	A,KeyV
	XRL  	A,TempKeyV
	JNZ  	?C0047
; 	 {
			; SOURCE LINE # 230
; /*---判断是否是Key_SET按下---*/
; 	  if(KeyV==3)         //按下SET键,如在SET状态就退出,否则进入
			; SOURCE LINE # 232
	MOV  	A,KeyV
	XRL  	A,#03H
	JNZ  	?C0048
; 	   {
			; SOURCE LINE # 233
; 		 KeySETDowning=1;   //表明SET正在按下
			; SOURCE LINE # 234

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