1、超声波LCD显示测距程序/*/*Name:LCD12864(St7920/St7921)+超声波测距模块+STC89C52*/*DYP-ME007超声波测距模块DEMO程序 */*晶振：11.0592M*/ */*接线：模块TRIG接P1.2ECH0接P1.1 */*RS(CS)接P3.3; */*RW(SID)接P3.4; */*E(SCLK)接P3.5; */*PSB接GND串行模式 */*/#include #include /引脚定义sbitRX=P11;sbitTX=P12;sbitCS=P33; /片选高电平有效单片LCD使用时可固定高电平sbitSID=P34; /数据sbitS
2、CLK=P35; /时钟/FunctionDefinition函数声明voidDelay(intnum);voidInit_DS18B20(void);unsignedcharReadOneChar(void);voidWriteOneChar(unsignedchardat);unsignedintReadTemperature(void);voidclock_out(unsignedchardd);unsignedcharclock_in(void);unsignedcharread_clock(unsignedcharord);voidwrite_clock(unsignedcharor
3、d,unsignedchardd);voidDisp(void);voidid_case1_key(void);voidid_case2_key(void);voidSet_time(unsignedcharsel,bitsel_1);voidTimer0_Init(void);voidInit_1302(void);voidSet_Bell(unsignedcharsel,bitsel_1);voidBell(void);/12864voidWrite_char(bitstart,unsignedcharddata);voidSend_byte(unsignedcharbbyte);void
4、Delaynms(unsignedintdi);voidLcd_init(void);voidDisp_img(unsignedchar*img);voidLCD_Write_string(unsignedcharX,unsignedcharY,unsignedchar*s);voidLCD_set_xy(unsignedcharx,unsignedchary);unsignedcharcode:.-;unsignedcharcodewaves=超声波测距系统;unsignedcharcodeznwk=智能微控工作室;unsignedcharcodeCM=M;unsignedinttime=0
5、;longS=0;bitflag=0;unsignedchardisbuff4 =0,0,0,0,;unsignedcharcodelogo=/*-调入了一幅图像：logo.bmp-*/*-宽度x高度=128x64欢迎使用本产品LOGO-*/*-调入了一幅图像：C:DocumentsandSettingslwd桌面新建文件夹X.bmp-*/*-宽度x高度=128x64-*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x
6、00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xE0,0x00,0x00,0x0C,0x00,0x00,0x40,0x70,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x
7、00,0xE0,0x00,0x00,0x1E,0x00,0x00,0x60,0x70,0x00,0x00,0x0F,0xE0,0x00,0x00,0x00,0x01,0xC0,0x00,0x60,0x3C,0x00,0x00,0xE0,0x60,0x00,0x1F,0xFF,0xE0,0x00,0x00,0x00,0x03,0x80,0x00,0x70,0x70,0x40,0x00,0xE0,0x7E,0x00,0x1F,0xE0,0xC0,0x00,0x00,0x00,0x03,0x00,0x00,0x73,0xC3,0xF0,0x01,0xC3,0xFC,0x00,0x38,0xE1,0x
8、C0,0x00,0x00,0x03,0xC6,0x3C,0x00,0x33,0x9F,0xF0,0x03,0x8F,0xC0,0x00,0x30,0xC1,0xC0,0x00,0x00,0x3F,0xEF,0xFE,0x00,0x03,0x1C,0xE0,0x07,0x01,0xCC,0x00,0x31,0xF1,0x80,0x00,0x00,0x79,0xDF,0xBC,0x00,0x06,0x18,0xC0,0x0E,0x01,0xFE,0x00,0x77,0xF9,0x80,0x00,0x00,0x01,0xB0,0x30,0x01,0xC6,0x19,0xC0,0x1E,0x7F,0x
9、DE,0x00,0x6F,0x83,0x80,0x00,0x00,0x23,0xAC,0x60,0x0F,0xE6,0xF1,0x80,0x3E,0x7B,0x38,0x00,0x61,0x83,0x00,0x00,0x00,0x37,0x0E,0x00,0x0F,0xC7,0xB7,0x80,0xEC,0x63,0x30,0x00,0xE3,0x03,0x00,0x00,0x00,0x3E,0x0E,0x00,0x01,0x8F,0x37,0x01,0xCC,0x6F,0xF0,0x00,0xC7,0xF7,0x00,0x00,0x00,0x1E,0x0C,0x00,0x03,0x1E,0x
10、66,0x03,0x0C,0x7F,0x00,0x01,0xFF,0xE6,0x00,0x00,0x00,0x1E,0x1C,0x00,0x03,0x1C,0x60,0x02,0x19,0xAC,0x00,0x01,0x96,0x06,0x00,0x00,0x00,0x3E,0x3E,0x00,0x03,0x18,0x60,0x00,0x19,0xFC,0x00,0x03,0x86,0x0E,0x00,0x00,0x00,0x7E,0x36,0x00,0x03,0x00,0xC0,0x00,0x38,0x78,0x00,0x03,0x06,0x0C,0x00,0x00,0x00,0xE6,0x
11、67,0x00,0x03,0x00,0xC0,0x00,0x30,0x78,0x00,0x06,0x0C,0x0C,0x00,0x00,0x01,0xC6,0xC3,0x80,0x7F,0xF0,0xC0,0x00,0x30,0xFE,0x00,0x0E,0x0C,0x1C,0x00,0x00,0x03,0x81,0x83,0xC0,0x78,0xFF,0x80,0x00,0x61,0xCF,0x80,0x1C,0x08,0x18,0x00,0x00,0x06,0x07,0x03,0xE0,0x00,0x1F,0xFF,0xE0,0x67,0x07,0xE0,0x38,0x18,0xF8,0x
12、00,0x00,0x08,0x0E,0x01,0xF8,0x00,0x07,0xFF,0x80,0xCE,0x03,0xF8,0x60,0x00,0x70,0x00,0x00,0x00,0x18,0x01,0xF8,0x00,0x01,0xFC,0x00,0xC0,0x01,0xFC,0xC0,0x00,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x
13、00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x
14、1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x0C,0xE0,0x00,0x01,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0E,0x00,0x00,0x00,0x3F,0xE0,0x00,0xFF,0xF0,0x00,0x38,0x00,0xE0,0x00,0x00,0x00,0x0C,0x00,0x00,0x0F,0xFF,0x80,0x00,0xF8,0xF0,0x00,0x38,0x00,0xE0,0x00,0x00,0x00,0x
15、0C,0xF0,0x00,0x0F,0xC7,0x00,0x00,0x60,0xE0,0x00,0x38,0x00,0xE0,0x00,0x00,0x00,0x1F,0xF0,0x00,0x01,0x8E,0x00,0x00,0x60,0xC0,0x00,0x70,0x01,0xC0,0x00,0x00,0x07,0xFF,0x80,0x00,0x01,0x8C,0x00,0x00,0xE1,0x80,0x00,0x70,0x01,0xC0,0x00,0x00,0x07,0xF8,0x00,0x00,0x01,0x98,0x00,0x00,0xDF,0xC0,0x00,0x70,0x01,0x
16、C0,0x00,0x00,0x00,0x78,0x00,0x00,0x01,0xBF,0xE0,0x00,0xFF,0x00,0x00,0x60,0x01,0x80,0x00,0x00,0x00,0xFC,0x00,0x00,0x7F,0xFF,0xE0,0x00,0xC0,0x00,0x00,0xE0,0x03,0x80,0x00,0x00,0x01,0xFE,0x00,0x00,0x7F,0xF8,0x00,0x00,0x00,0x00,0x00,0xC0,0x03,0x00,0x00,0x00,0x03,0xB7,0x00,0x00,0x60,0x00,0x00,0x00,0x00,0x
17、3C,0x00,0xC0,0x03,0x00,0x00,0x00,0x07,0x67,0x00,0x00,0x60,0x00,0x00,0x03,0x9F,0xFE,0x00,0x80,0x02,0x00,0x00,0x00,0x0E,0x63,0x80,0x00,0xE0,0x00,0x01,0xFF,0xCF,0x1E,0x01,0x80,0x06,0x00,0x00,0x00,0x1C,0xE1,0xE0,0x00,0xC0,0x00,0x00,0xE3,0x9C,0x38,0x01,0x80,0x06,0x00,0x00,0x00,0x38,0xC1,0xF8,0x01,0xC0,0x
18、00,0x00,0xC3,0x18,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0xE0,0xFC,0xFE,0x03,0x80,0x00,0x01,0xC7,0x18,0x60,0x00,0x00,0x00,0x00,0x00,0x01,0xDF,0xF8,0xFE,0x03,0x00,0x00,0x01,0x8E,0x1B,0xE0,0x07,0x00,0x1C,0x00,0x00,0x07,0x07,0x80,0x00,0x07,0x00,0x00,0x01,0xFF,0x3F,0xE0,0x07,0x00,0x1C,0x00,0x00,0x0C,0x03,0x
19、80,0x00,0x0E,0x00,0x00,0x01,0xF0,0x38,0x00,0x0F,0x00,0x3C,0x00,0x00,0x00,0x03,0x00,0x00,0x1C,0x00,0x00,0x01,0x00,0x20,0x00,0x06,0x00,0x18,0x00,0x00,0x00,0x03,0x00,0x00,0x38,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x
20、00,0x00,0x00,0x02,0x00,0x01,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x
21、00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x
22、00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,;/*/voidLcd_init(void) /初始化LCD Delaynms(10);/启动等待，等LCM讲入工作状态 CS=1; Write_char(0,0x30);/8位介面，
23、基本指令集 Write_char(0,0x0c);/显示打开，光标关，反白关 Write_char(0,0x01);/清屏，将DDRAM的地址计数器归零/*/voidWrite_char(bitstart,unsignedcharddata)/写指令或数据 unsignedcharstart_data,Hdata,Ldata; if(start=0) start_data=0xf8; /写指令else start_data=0xfa;/写数据 Hdata=ddata&0xf0; /取高四位 Ldata=(ddata4)&0xf0;/取低四位 Send_byte(start_data); /发送
24、起始信号 Delaynms(5);/延时是必须的 Send_byte(Hdata); /发送高四位 Delaynms(1);/延时是必须的 Send_byte(Ldata); /发送低四位 Delaynms(1);/延时是必须的/*/voidSend_byte(unsignedcharbbyte)/发送一个字节 unsignedchari; for(i=0;i8;i+) SID=bbyte&0x80;/取出最高位 SCLK=1; SCLK=0; bbyte=1;/左移 /*/voidDelaynms(unsignedintdi)/延时 unsignedintda,db; for(da=0;da
25、di;da+) for(db=0;db10;db+);/*/voidDisp_img(unsignedchar*img) /图形方式12864显示字模221横向取膜 unsignedchari,j; unsignedintk=0; Write_char(0,0x36);/图形方式 for(i=0;i32;i+) Write_char(0,0x80+i); Write_char(0,0x80); for(j=0;j16;j+) Write_char(1,imgk+); for(i=0;i32;i+) Write_char(0,0x80+i); Write_char(0,0x88); for(j=
26、0;j16;j+) Write_char(1,imgk+); /*/voidClr_Scr(void)/清屏函数 Write_char(0,0x01);/*/voidLCD_set_xy(unsignedcharx,unsignedchary) /设置LCD显示的起始位置，X为行，Y为列unsignedcharaddress; switch(x) case0:address=0x80+y;break; case1:address=0x80+y;break; case2:address=0x90+y;break; case3:address=0x88+y;break; case4:address
27、=0x98+y;break; default:address=0x80+y;break; Write_char(0,address);/*/voidLCD_Write_string(unsignedcharX,unsignedcharY,unsignedchar*s) / 中英文字符串显示函数 LCD_set_xy(X,Y);while(*s) Write_char(1,*s); s+; Delaynms(1); /*/voidLCD_Write_number(unsignedchars)/ 数字显示函数 Write_char(1,nums); Delaynms(1);/*/voidLcd_Mark2(void) Clr_Scr();/清屏 LCD_Write_string(1,0,znwk);/ LCD_Write_string(2,0,waves);/ LCD_Write_string(3,7,CM);/ /*/voidConut(void) time=TH0*256+TL0; TH0=0;
