毕业设计自行车测速仪文档格式.docx

1、 0x00,0xFF,0x00,0x00,0x3F,0x11,0x11,0x11,0x11,0x11,0x3F,0x40,0x80,0x7F,0x00,0x00, 0x40,0x42,0x44,0xCC,0x00,0xF4,0x94,0x94,0x94,0xFF,0x94,0x94,0x94,0xF6,0x04,0x00, 0x00,0x40,0x20,0x1F,0x20,0x51,0x48,0x44,0x42,0x7F,0x42,0x44,0x4C,0x61,0x20,0x00, 0x00,0x00,0xFE,0x12,0x12,0x12,0x12,0xFE,0x12,0x12,0x12,0

2、x12,0xFF,0x02,0x00,0x00, 0x40,0x48,0x49,0x49,0x49,0x49,0x49,0x7F,0x49,0x49,0x49,0x49,0x4D,0x68,0x40,0x00, 0x24,0x24,0xA4,0xFE,0xA3,0x22,0x20,0x7E,0x42,0x42,0x42,0x42,0x42,0x7F,0x02,0x00, 0x08,0x06,0x01,0xFF,0x00,0x43,0x41,0x49,0x49,0x49,0x7F,0x49,0x4D,0x69,0x41,0x00, 0x00,0x00,0xFE,0x82,0x92,0x92,0x

3、92,0xFE,0x92,0x9A,0xD2,0x82,0xFF,0x02,0x00,0x00, 0x40,0x20,0x1F,0x00,0x00,0x7E,0x22,0x22,0x22,0x3F,0x42,0x80,0x7F,0x00,0x00,0x00, 0x80,0x80,0x80,0x80,0xFF,0x80,0x80,0xA0,0x90,0x88,0x84,0x86,0x80,0xC0,0x80,0x00, 0x00,0x00,0x00,0x00,0xFF,0x40,0x40,0x23,0x04,0x08,0x10,0x20,0x60,0x20,0x00,0x00, 0x00,0x0

4、6,0x09,0x09,0xE6,0xF0,0x18,0x08,0x08,0x08,0x18,0x30,0x78,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x07,0x0F,0x18,0x30,0x20,0x20,0x20,0x10,0x08,0x00,0x00,0x00, 0x80,0x40,0x20,0xF8,0x47,0x48,0x48,0x48,0xC8,0x7F,0x48,0x48,0x4C,0x68,0x40,0x00, 0x00,0x00,0x00,0xFF,0x00,0x00,0x02,0x0B,0x12,0x62,0xD2,0x0A,0x06,

5、0x02,0x00,0x00;uchar code b=/8*160x00,0xF8,0x08,0x08,0x08,0x08,0xF8,0x00,0x00,0x3F,0x20,0x20,0x20,0x20,0x3F,0x00,0x00,0x00,0x00,0x00,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,0x08,0x08,0x08,0x08,0x08,0xF8,0x00,0x00,0x3F,0x21,0x21,0x21,0x21,0x21,0x00,0x00,0x08,0x08,0x08,0x08,0x

6、08,0xF8,0x00,0x00,0x21,0x21,0x21,0x21,0x21,0x3F,0x00,0x00,0xF8,0x00,0x00,0x00,0x00,0xF8,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x3F,0x00,0x00,0xF8,0x08,0x08,0x08,0x08,0x00,0x00,0x00,0x21,0x21,0x21,0x21,0x21,0x3F,0x00,0x00,0xF8,0x08,0x08,0x08,0x08,0x08,0x00,0x00,0x3F,0x21,0x21,0x21,0x21,0x3F,0x00,0x00,0x

7、08,0x08,0x08,0x08,0x08,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0xF8,0x08,0x08,0x08,0x08,0xF8,0x00,0x00,0x3F,0x21,0x21,0x21,0x21,0x3F,0x00,0x00,0xF8,0x08,0x08,0x08,0x08,0xF8,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x3F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3E,0x01,0x01,0x3E,0x01,0x

8、01,0x3E,0x00,0x00,0x00,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x13,0x24,0x24,0x19,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x10,0x08,0x04,0x02,0x01,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x0C,0x0C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x

9、00,0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x80,0x40,0x00,0x00,0x00,0x3F,0x06,0x09,0x10,0x20,0x00,0x00,/17,k0x00,0xC0,0x00,0x00,0x

10、00,0x00,0x00,0x00,0x00,0x3F,0x02,0x02,0x02,0x3E,0x00,0x00/18,h/延时程序，延时10usvoid Delay_10_uS（void）char i=10;while（i-）;/n mS delayvoid Delay_N_mS（ unsigned int n_milisecond） /* n mS delay */unsigned char i;while（n_milisecond-）i=37;/启动传送bit I2C_Start（void）Delay_10_uS（）;I2C_SDA =1;I2C_SCK =1;if （ I2C_SDA

11、 = 0） return 0;if （ I2C_SCK = 0） return 0;I2C_SDA = 0;I2C_SCK = 0;return 1;/停止信号void I2C_Stop（void）I2C_SCK = 1;I2C_SDA = 1;/无应答的时序，有应答时需要在第9位输出0，没有应答时，第9位为高void I2C_Nack（void）I2C_SDA=1;I2C_SCK=1;I2C_SCK=0;/如果发送完成并且在第9个脉冲处得到ack，那么返回0，表示成功bit I2C_Send_Byte（ unsigned char d）unsigned char i = 8;bit bit_

12、ack;while（ i- ）if （ d &0x80 ） I2C_SDA =1;else I2C_SDA =0;d = d 1;bit_ack = I2C_SDA;I2C_SCK =0;return bit_ack;/接收一个8位数据unsigned char I2C_Receive_Byte（void）unsigned char i = 8, d;while （ i-）if （ I2C_SDA ） d+;return d;/写EEPROM操作void AT24C64_W（void *mcu_address, unsigned int AT24C64_address, unsigned in

13、t count ）while（count-）I2C_Start（）;I2C_Send_Byte（ 0xa0 ）;I2C_Send_Byte（ AT24C64_address/256 ）;I2C_Send_Byte（ AT24C64_address %256 ）;I2C_Send_Byte（ *（unsigned char*）mcu_address ）;I2C_Stop（）;Delay_N_mS（10）;（unsigned char*）mcu_address）+;AT24C64_address+;/读EEPROM函数void AT24C64_R（void *mcu_address,unsigne

14、d int AT24C64_address,unsigned int count）I2C_Send_Byte（ AT24C64_address % 256 ）;I2C_Send_Byte（ 0xa1 ）;*（unsigned char*）mcu_address = I2C_Receive_Byte（）;I2C_Nack（）; /单总线延时void ds18s20delay（int useconds）int s;for（s=0;suseconds;s+）;/单总线复位uchar ds18s20reset（）uchar presencesignal;ds18s20_dq=0;ds18s20dela

15、y（30）;ds18s20_dq=1;ds18s20delay（3）;presencesignal=ds18s20_dq;return presencesignal;/单总线位写入void ds18s20writebit（char val）if（val=1）elseds18s20delay（5）;/单总线字节写入void ds18s20writebyte（char val）uchar i;uchar temp;for（i=0;ii;temp&=0x01;ds18s20writebit（temp）;/单总线位读取uchar ds18s20readbit（void）3;return ds18s20

16、_dq;/单总线字节读取uchar ds18s20readbyte（void）uchar value=0;if（ds18s20readbit（）value|=0x01ds18s20delay（7）;return（value）; /实时时钟复位函数void resetds1302（）ds18s20delay（1）;sclk=0;rstb=0;rstb=1;/时钟字节读取函数uchar readbyteds1302（）uchar rbyte;uchar tempbyte; rbyte=0x00; i_o=1; ds18s20delay（1）; for（i=0;+i） sclk=1; sclk=0;

17、 tempbyte=（uchar）i_o; tempbyte=1; rbyte|=tempbyte; return rbyte;/时钟字节写入函数void writebyteds1302（uchar w_byte） i_o=0; if（w_byte&0x01）i_o=1; w_byte/时钟初始化函数void initds1302（）resetds1302（）;writebyteds1302（0x8e）;writebyteds1302（0）;writebyteds1302（0x90）;writebyteds1302（0xab）;writebyteds1302（0xbe）;void writec

18、lkbyte（uchar adress,uchar date）adress=（adress*2）|0x80）;writebyteds1302（adress）;writebyteds1302（date）; /状态检查 ，void CheckState（） unsigned char dat; DI=0; RW=1; do GDM12864ADataPort=0x00; EN=1; dat=GDM12864ADataPort; EN=0; dat=0x80 & dat; /仅当第7位为0时才可操作（判别busy信号） while（!（dat=0x00）;/向LCD发送命令/command :命令v

19、oid SendCommandToLCD（unsigned char command） CheckState（）; RW=0; GDM12864ADataPort=command;/写显示数据/dat:显示数据void WriteByte（unsigned char dat） DI=1; GDM12864ADataPort=dat;/设定行地址（页）-X 0-7void SetLine（unsigned char line） line=line & 0x07; / 0=line=7 line=line|0xb8; /1011 1xxx SendCommandToLCD（line）;/设定列地址

20、-Y 0-63void SetColumn（unsigned char column） column=column &0x3f; / 0=column=63 感觉多余的，column已近小于64了。 column=column | 0x40; /01xx xxxx SendCommandToLCD（column）;/设定显示开始行-XXvoid SetStartLine（unsigned char startline） /0-63 startline=startline & startline=startline|0xc0; /1100 0000 SendCommandToLCD（startl

21、ine）;/开关显示void SetOnOff（unsigned char onoff）onoff=0x3e | onoff; /0011 111xSendCommandToLCD（onoff）;/选择屏幕/screen: 0-全屏,1-左屏,2-右屏void SelectScreen（unsigned char screen） /cs1: 1-左; cs2: 1-右switch（screen） case 0: cs1=0;/全屏_nop_（）; _nop_（）;cs2=0;break;case 1:/左屏cs2=1; break;case 2: cs1=1;/右屏/延时delay（unsigned int t ）unsigned int i=t,m,n;for（m=0;mm+）for（n=0;n100;n+）;/清屏 0-全屏,1-左屏,2-右 ？分屏干嘛，直接全屏不好吗void ClearScreen（unsigned char screen） unsigned char i,j;SelectScreen（screen）;i+）SetLine（i）;for（j=0;j128;j+）WriteByte