Modul pengukuran jarak ultrasonik, mikrokomputer cip tunggal disambungkan ke LCD 12864, acuan sensor tahap ultrasonik HC-SR04, perkakasan modul sensor jarak ultrasonik juga tidak diketahui.

 

Program sumber LCD 12864 cip tunggal ultrasonik julat 51:

#termasuk

#termasuk

//Definisi pin

sbitRX=P1 ^ 1;

sbitTX=P1 ^ 2;

sbitCS=P3 ^ 3;//Cip pilih Tahap tinggi aktif LCD cip tunggal boleh diperbaiki tahap tinggi

sbitSID=P3 ^ 4;//data

sbitSCLK=P3 ^ 5;//jam

//Pengisytiharan fungsi Definisi Fungsi

batal Kelewatan（int num）;

void Init_DS18B20（void）;

aksara yang tidak ditandatangani ReadOneChar（kosong）;

batal Write OneChar（unsigned char dat）;

unsigned int ReadTemperature（void）;

void clock_out（unsigned char dd）;

char clock_in（kosong）;

unsigned char read_clock（unsigned char ord）;

void write_clock（unsigned char ord， unsigned char dd）;

void Disp（void）;

void id_case1_key（void）;

void id_case2_key（void）;

batal Set_TI saya（huruf tidak bertandatangan，bit sel_1）;

batal TI mer0_Init（kosong）;

void Init_1302（void）;

void Set_Bell（unsigned char sel， bit sel_1）;

loceng loceng（kosong）;

//12864

void Write_char（bit start， unsigned char ddata）;

batal Send_byte（char bbyte tidak ditandatangani）;

void Delaynms（unsigned int di）;

void Lcd_init（void）;

void Disp_img（unsigned char *img）;

void LCD_Write_string（unsigned char X，unsigned char Y，unsigned char *s）;

void LCD_set_xy（ unsigned char x， unsigned char y ）;

nombor kod aksara yang tidak ditandatangani［］={'0123456789 ：。-'};

unsigned char code waves［]={'Ultrasonic Ranging System'};

kod aksara yang tidak ditandatangani znwk［] ={'Smart Microcontrol Studio'};

kod aksara yang tidak ditandatangani CM［］ ={'M'};

int yang tidak ditandatanganiTI saya=0;

panjang S=0;

bitflag =0;

unsigned char disbuff［4］={ 0，0，0，0，};

logo kod aksara yang tidak ditandatangani［］={

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,0xDE,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,0x66,0x03,0x0C,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,

0x00,0xE6,0x67,0x00,0x03,0x00,0xC0,0x00,0x30,0x78,0x00,0x06,0x0C,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,0xE0,0x67,0x07,0xE0,0x38,0x18,0xF8,0x00,0x00,

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,

0x00,0x01,0xFE,0x00,0x00,0x7F,0xF8,0x00,0x00,0x00,0x00,0x00,0xC0,0x03,0x00,0x00,

0x00,0x03,0xB7,0x00,0x00,0x60,0x00,0x00,0x00,0x00,0x3C,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,

0x00,0x38,0xC1,0xF8,0x01,0xC0,0x00,0x00,0xC3,0x18,0x30,0x00,0x00,0x00,0x00,0x00,

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,0x03,0x80,0x00,0x0E,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,

0x00,0x03,0x00,0x00,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

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,

void Lcd_init(void)//Initialkan LCD

Delaynms(10); //Mula menunggu, tunggu LCM bercakap dengan keadaan berfungsi

CS=1;

Write_char (0, 0x30); // antara muka 8 bit, set arahan asas

Write_char (0, 0x0c);//Paparan dihidupkan, kursor dimatikan dan sebaliknya dimatikan

Write_char (0, 0x01);//Kosongkan skrin, tetapkan semula pembilang alamat DDRAM kepada sifar

void Write_char (bit start, unsigned char ddata) //Tulis arahan atau data

char start_data yang tidak ditandatangani, Hdata, Ldata;

jika(mula==0)

start_data=0xf8;//write command

lain

start_data=0xfa;//tulis data

Hdata=ddata&0xf0;//Ambil empat bit atas

Ldata=(ddata《》4)&0xf0;//Ambil empat bit bawah

Send_byte(start_data);//Hantar isyarat mula

Delaynms(5); // Kelewatan adalah perlu

Send_byte(Hdata);//Hantar empat bit tinggi

Delaynms(1); // Kelewatan adalah perlu

Send_byte(Ldata);//Hantar empat bit bawah

Delaynms(1); // Kelewatan adalah perlu

void Send_byte (char bbyte tidak ditandatangani) //Hantar bait

char i yang tidak ditandatangani;

untuk(i=0;i《8;i++)

SID=bbyte&0x80; //keluarkan bit tertinggi

SCLK=1;

SCLK=0;

bbyte《》=1; //pergi ke kiri

void Delaynms (unsigned int di) // Kelewatan

unsigned int da, db;

untuk(da=0;da

untuk(db=0;db《10;db++);

void Disp_img（unsigned char*img）//mod grafik 12864 fon paparan 221 penyingkiran filem mendatar

unsigned char i, j;

int tidak bertanda k = 0;

Write_char(0, 0x36); //mod grafik

untuk(i=0;i《32;i++)

Write_char(0, 0x80+i);

Write_char(0, 0x80);

untuk(j=0;j《16;j++)

Write_char(1, img[k++]);

untuk(i=0;i《32;i++)

Write_char(0, 0x80+i);

Write_char(0, 0x88);

untuk(j=0;j《16;j++)

Write_char(1, img[k++]);

void Clr_Scr(void)//Kosongkan fungsi skrin

Write_char(0, 0x01);