电子星系工程pc程序

1、文档来源为 :从网络收集整理.word 版本可编辑.欢迎下载支持#include<p18f452.h>#include <delays.h># define RSPIN PORTBbits.RB5 /Data or Instrument Select# define RWPIN PORTBbits.RB4 /Write or Read# define EPIN PORTBbits.RB3 /6800 mode Enable single# define INPUT PORTBbits.RB2# define cold PORTBbits.RB6# define warm

2、 PORTBbits.RB7# define STS PORTAbits.RA0# define CS PORTAbits.RA1# define A0 PORTAbits.RA2# define CE PORTAbits.RA3# define RC PORTAbits.RA4void InterruptHandlerHigh (void);# define uchar unsigned char居定义# define uint unsigned int#defineK_UP0X20/定义键值#defineK_DOWN0X21#defineK_CLEAR0X24#defineK_OK0X25

3、#defineK_ONE0X30#defineK_FOUR0X31#defineK_SEVEN0X32#defineK_POINT0X33#defineK_TWO0X34#defineK_FIVE0X43#defineK_EIGHT0X36#defineK_ZERO0X37#defineK_THREE0X38#defineK_SIX0X40#defineK_NINE0X41#defineKSET0X42#include"key.h"/ 全局变量 / unsigned int Timeout;float TEMP_NOW=0.0;float TEMP_SET=21.0;uin

4、t T_Count=0;uint S_Count=0;uint P_Count=0;uint N_Count=0;uint M_Count=1;uchar Current_Temp_Display_Buffer=" NOW:-23.5"uchar set_Temp_Display_Buffer= " SET: 21.0"int sel=0;void Comparison();/ 定时 /Timeout = 0;INTCON = 0x20;INTCON2 = 0x84;RCONbits.IPEN = 1;TMR0H = 0;TMR0L = 0;T0CON

5、= 0x82;INTCONbits.GIEH = 1;void timer0_init(void)/disable global and enable TMR0 interrupt/TMR0 high priority/enable priority levels/clear timer/clear timer/set up timer0 - prescaler 1:8/enable interruptsTRISD = 0; /* configure PORTD for output */ PORTD=0X00;if (Timeout = 1)Timeout = 0;/timeout?/cle

6、ar timeout indicorRead_Temperature();Display_Temperature() ;N_Count=1;/ High priority interrupt vector/PIC 中断标准服务程序#pragma code InterruptVectorHigh = 0x08 /中断向量voidInterruptVectorHigh (void)_asmgoto InterruptHandlerHigh /jump to interrupt routine_endasm/ High priority interrupt routine/中断服务程序#pragma

7、 code#pragma interrupt InterruptHandlerHighvoidInterruptHandlerHigh ()if (INTCONbits.TMR0IF)/check for TMR0 overflowINTCONbits.TMR0IF = 0;/clear interrupt flagTimeout = 1;/indicate timeoutvoid Comparison()if(N_Count&&M_Count)if(TEMP_NOW<TEMP_SET)warm=1;cold=0;if(TEMP_NOW>TEMP_SET)cold=

8、1;warm=0;if(TEMP_NOW=TEMP_SET)cold=0;warm=0;uchar int_LM20();void Read_Temperature();void Display_Temperature();void ad_convertor()float temp;OpenADC( ADC_FOSC_32 &ADC_RIGHT_JUST &ADC_8ANA_0REF,ADC_RA0 &ADC_INT_OFF );/ A/D 时钟源 ,晶振 32 分频率/ A/D 转换结果右对齐/ A/D 参考电压源，电源工作电压/ 通道选择/ 中断关闭，查询模式Del

9、ay10TCYx( 5 ); / Delay for 50TCYConvertADC(); / Start conversionwhile( BusyADC() ); / Wait for completiontemp = ReadADC(); / Read resultCloseADC(); / Disable A/D converterNop();Temp_Value0=temp/256;Temp_Value1=temp%256;void Display_Temperature()uchar t = 150, ng = 0;if(Temp_Value1&0xf8)=0xf8)Tem

10、p_Value1 = Temp_Value1;Temp_Value0 = Temp_Value0+1;if(Temp_Value0=0x00)Temp_Value1+;ng = 1;Display_Digit0 = df_TableTemp_Value0&0x0f;CurrentT = (Temp_Value0&0xf0)>>4) | (Temp_Value1&0x07)<<4);Display_Digit3 = CurrentT/100;Display_Digit2 = CurrentT%100/10;Display_Digit1 = Curr

11、entT%10;Current_Temp_Display_Buffer11 = Display_Digit0 + '0'Current_Temp_Display_Buffer10 = '.'Current_Temp_Display_Buffer9 = Display_Digit1 + '0'Current_Temp_Display_Buffer8 = Display_Digit2 + '0'Current_Temp_Display_Buffer7 = Display_Digit3 + '0'TEMP_NOW=Dis

12、play_Digit2*10+Display_Digit1+Display_Digit0*0.1 if(Display_Digit3 = 0)Current_Temp_Display_Buffer7 = ' 'if(Display_Digit2 = 0&&Display_Digit3=0) Current_Temp_Display_Buffer8 = ' 'if(ng)TEMP_NOW=-(Display_Digit2*10+Display_Digit1+Display_Digit0*0.1); if(Current_Temp_Display_B

13、uffer8 = ' ')Current_Temp_Display_Buffer8 = '-'else if(Current_Temp_Display_Buffer7 = ' ')Current_Temp_Display_Buffer7 = '-'elseCurrent_Temp_Display_Buffer6unsigned char Keys_Scan();void set_num();void set();void Delay_key();uchar Keys_Scan();uchar code KeyCodeTable=

14、0xEE,0xED,0xEB,0xE7,0xDE,0xDD,0xDB,0xD7,0xBE,0xBD,0xBB,0xB7,0x7E ,0x7D,0x7B,0x77;void Delay_key()uchar i;for(i=0;i<200;i+);uchar Keys_Scan()uchar k,kCode;TRISD=0B;PORTD=;kCode=PORTD;if(kCode = KeyCodeTable0) return K_ONE;else if(kCode = KeyCodeTable1) return K_TWO;else if(kCode = KeyCodeTable2) r

15、eturn K_THREE;else if(kCode = KeyCodeTable3) return K_FOUR;else if(kCode = KeyCodeTable4) return K_FIVE;else if(kCode = KeyCodeTable5) return K_SIX;else if(kCode = KeyCodeTable6) return K_SEVEN;else if(kCode = KeyCodeTable7) return K_EIGHT;else if(kCode = KeyCodeTable8) return K_NINE;else if(kCode =

16、 KeyCodeTable9) return K_UP;else if(kCode = KeyCodeTable10) return K_DOWN;else if(kCode = KeyCodeTable11) return K_CLEAR;else if(kCode = KeyCodeTable12) return K_OK;else if(kCode = KeyCodeTable13) return K_ZERO;else if(kCode = KeyCodeTable14) return K_POINT;else if(kCode = KeyCodeTable15) return K_S

17、ET;PORTD=;kCode=PORTD;if(kCode = KeyCodeTable0) return K_ONE;else if(kCode = KeyCodeTable1) return K_TWO;else if(kCode = KeyCodeTable2) return K_THREE;else if(kCode = KeyCodeTable3) return K_FOUR;else if(kCode = KeyCodeTable4) return K_FIVE;else if(kCode = KeyCodeTable5) return K_SIX;else if(kCode =

18、 KeyCodeTable6) return K_SEVEN;else if(kCode = KeyCodeTable7) return K_EIGHT;else if(kCode = KeyCodeTable8) return K_NINE;else if(kCode = KeyCodeTable9) return K_UP;else if(kCode = KeyCodeTable10) return K_DOWN;else if(kCode = KeyCodeTable11) return K_CLEAR;else if(kCode = KeyCodeTable12) return K_O

19、K;else if(kCode = KeyCodeTable13) return K_ZERO;else if(kCode = KeyCodeTable14) return K_POINT;else if(kCode = KeyCodeTable15) return K_SET;PORTD=;kCode=PORTD;if(kCode = KeyCodeTable0) return K_ONE;else if(kCode = KeyCodeTable1) return K_TWO;else if(kCode = KeyCodeTable2) return K_THREE;else if(kCod

20、e = KeyCodeTable3) return K_FOUR;else if(kCode = KeyCodeTable4) return K_FIVE;else if(kCode = KeyCodeTable5) return K_SIX;else if(kCode = KeyCodeTable6) return K_SEVEN;else if(kCode = KeyCodeTable7) return K_EIGHT;else if(kCode = KeyCodeTable8) return K_NINE;else if(kCode = KeyCodeTable9) return K_U

21、P;else if(kCode = KeyCodeTable10) return K_DOWN;else if(kCode = KeyCodeTable11) return K_CLEAR;else if(kCode = KeyCodeTable12) return K_OK;else if(kCode = KeyCodeTable13) return K_ZERO;else if(kCode = KeyCodeTable14) return K_POINT;else if(kCode = KeyCodeTable15) return K_SET;PORTD=;kCode=PORTD;if(k

22、Code = KeyCodeTable0) return K_ONE;else if(kCode = KeyCodeTable1) return K_TWO;else if(kCode = KeyCodeTable2) return K_THREE;else if(kCode = KeyCodeTable3) return K_FOUR;else if(kCode = KeyCodeTable4) return K_FIVE;else if(kCode = KeyCodeTable5) return K_SIX;else if(kCode = KeyCodeTable6) return K_S

23、EVEN;else if(kCode = KeyCodeTable7) return K_EIGHT;else if(kCode = KeyCodeTable8) return K_NINE;else if(kCode = KeyCodeTable9) return K_UP;else if(kCode = KeyCodeTable10) return K_DOWN;else if(kCode = KeyCodeTable11) return K_CLEAR;else if(kCode = KeyCodeTable12) return K_OK;else if(kCode = KeyCodeT

24、able13) return K_ZERO;else if(kCode = KeyCodeTable14) return K_POINT;else if(kCode = KeyCodeTable15) return K_SET;return -1;void set_num()uchar key; if(sel=0) key = Keys_Scan(); if(K_CLEAR = key) while(Keys_Scan() = K_CLEAR); set_Temp_Display_Buffer8 =' ' set_Temp_Display_Buffer9 =' '

25、; set_Temp_Display_Buffer10=' ' set_Temp_Display_Buffer11=' ' M_Count=0;cold=0;warm=0;if(K_UP = key)while(Keys_Scan() = K_UP);if(set_Temp_Display_Buffer11>47)&&(set_Temp_Display_Buffer11<57) set_Temp_Display_Buffer11+=1;else if(set_Temp_Display_Buffer11=57)set_Temp_Disp

26、lay_Buffer11=48;if(set_Temp_Display_Buffer9>47)&&(set_Temp_Display_Buffer9<57)set_Temp_Display_Buffer9+=1;else if(set_Temp_Display_Buffer9=57)set_Temp_Display_Buffer9=48;if(set_Temp_Display_Buffer8>47)&&(set_Temp_Display_Buffer8<57)set_Temp_Display_Buffer8+=1;else if(set_

27、Temp_Display_Buffer8=57)set_Temp_Display_Buffer8=48;if(K_DOWN = key)while(Keys_Scan() = K_DOWN);if(set_Temp_Display_Buffer11>48)&&(set_Temp_Display_Buffer11<58)set_Temp_Display_Buffer11-=1;else if(set_Temp_Display_Buffer11=48)set_Temp_Display_Buffer11=57;if(set_Temp_Display_Buffer9>

28、48)&&(set_Temp_Display_Buffer9<58) set_Temp_Display_Buffer9-=1;else if(set_Temp_Display_Buffer9=48)set_Temp_Display_Buffer9=57;if(set_Temp_Display_Buffer8>48)&&(set_Temp_Display_Buffer8<58) set_Temp_Display_Buffer8-=1;else if(set_Temp_Display_Buffer8=48)set_Temp_Display_Buff

29、er8=57;if(K_ONE = key)while(Keys_Scan() = K_ONE);set_Temp_Display_Buffer11='1'sel+;if(K_TWO = key) while(Keys_Scan() = K_TWO); set_Temp_Display_Buffer11='2' sel+;if(K_THREE = key)while(Keys_Scan() = K_THREE); set_Temp_Display_Buffer11='3' sel+;if(K_FOUR = key)while(Keys_Scan(

30、) = K_FOUR); set_Temp_Display_Buffer11='4' sel+;if(K_FIVE = key)while(Keys_Scan() = K_FIVE);set_Temp_Display_Buffer11='5'sel+;if(K_SIX = key)while(Keys_Scan() = K_SIX);set_Temp_Display_Buffer11='6' sel+;if(K_SEVEN = key)while(Keys_Scan() = K_SEVEN); set_Temp_Display_Buffer11=

31、'7' sel+;if(K_EIGHT = key)while(Keys_Scan() = K_EIGHT);set_Temp_Display_Buffer11='8'sel+;if(K_NINE = key)while(Keys_Scan() = K_NINE);set_Temp_Display_Buffer11='9'sel+;if(K_ZERO = key)while(Keys_Scan() = K_ZERO);set_Temp_Display_Buffer11='0'sel+;if(K_OK = key)while(Key

32、s_Scan() = K_OK);TEMP_SET=(set_Temp_Display_Buffer8-48)*10+(set_Temp_Display_Buffer 9-48)+(set_Temp_Display_Buffer11-48)*0.1;sel=0;M_Count=1;if(sel=1)key = Keys_Scan();if(K_CLEAR = key)while(Keys_Scan() = K_CLEAR);set_Temp_Display_Buffer8 =' 'set_Temp_Display_Buffer9 =' 'set_Temp_Dis

33、play_Buffer10=' 'set_Temp_Display_Buffer11=' 'M_Count=0;cold=0;warm=0;sel=0;if(K_ONE = key)while(Keys_Scan() = K_ONE);set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='1'sel+;if(K_TWO = key) while(Keys_Scan() = K_TWO);set_Temp_Display_Buffer10=se

34、t_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='2'sel+;if(K_THREE = key) while(Keys_Scan() = K_THREE);set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='3'sel+;if(K_FOUR = key)while(Keys_Scan() = K_FOUR);set_Temp_Display_Buffer10=set_Temp_Display_Buff

35、er11 ;set_Temp_Display_Buffer11='4'sel+;if(K_FIVE = key)while(Keys_Scan() = K_FIVE);set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='5'sel+;if(K_SIX = key)while(Keys_Scan() = K_SIX);set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_B

36、uffer11='6'sel+;if(K_SEVEN = key)while(Keys_Scan() = K_SEVEN);set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='7'sel+;if(K_EIGHT = key)while(Keys_Scan() = K_EIGHT);set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='8'

37、;sel+;if(K_NINE = key)while(Keys_Scan() = K_NINE);set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='9'sel+;if(K_ZERO = key) while(Keys_Scan() = K_ZERO);set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='0'sel+;if(sel=2)key =

38、Keys_Scan();if(K_CLEAR = key)while(Keys_Scan() = K_CLEAR);set_Temp_Display_Buffer8 =' 'set_Temp_Display_Buffer9 =' 'set_Temp_Display_Buffer10=' 'set_Temp_Display_Buffer11=' 'M_Count=0;cold=0;warm=0;sel=0;if(K_POINT = key) while(Keys_Scan() = K_POINT);set_Temp_Display_

39、Buffer9=set_Temp_Display_Buffer10 ;set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='.'sel+;if(sel=3)key = Keys_Scan();if(K_CLEAR = key)while(Keys_Scan() = K_CLEAR);set_Temp_Display_Buffer8 =' 'set_Temp_Display_Buffer9 =' 'set_Temp_Display_Buffer

40、10=' 'set_Temp_Display_Buffer11=' 'M_Count=0;cold=0;warm=0;sel=0;if(K_ONE = key)while(Keys_Scan() = K_ONE);set_Temp_Display_Buffer8=set_Temp_Display_Buffer9 ;set_Temp_Display_Buffer9=set_Temp_Display_Buffer10 ;set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buff

41、er11='1'sel+;if(K_TWO = key) while(Keys_Scan() = K_TWO);set_Temp_Display_Buffer8=set_Temp_Display_Buffer9 ;set_Temp_Display_Buffer9=set_Temp_Display_Buffer10 ;set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='2'sel+;if(K_THREE = key) while(Keys_Scan() =

42、K_THREE);set_Temp_Display_Buffer8=set_Temp_Display_Buffer9 ;set_Temp_Display_Buffer9=set_Temp_Display_Buffer10 ;set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='3'sel+;if(K_FOUR = key) while(Keys_Scan() = K_FOUR);set_Temp_Display_Buffer8=set_Temp_Display_Buffer

43、9 ;set_Temp_Display_Buffer9=set_Temp_Display_Buffer10 ;set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='4'sel+;if(K_FIVE = key)while(Keys_Scan() = K_FIVE);set_Temp_Display_Buffer8=set_Temp_Display_Buffer9 ;set_Temp_Display_Buffer9=set_Temp_Display_Buffer10 ;set

44、_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='5'sel+;if(K_SIX = key)while(Keys_Scan() = K_SIX);set_Temp_Display_Buffer8=set_Temp_Display_Buffer9 ;set_Temp_Display_Buffer9=set_Temp_Display_Buffer10 ;set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ; set_Temp_

45、Display_Buffer11='6' sel+;if(K_SEVEN = key) while(Keys_Scan() = K_SEVEN);set_Temp_Display_Buffer8=set_Temp_Display_Buffer9 ;set_Temp_Display_Buffer9=set_Temp_Display_Buffer10 ;set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='7'sel+;if(K_EIGHT = key) whi

46、le(Keys_Scan() = K_EIGHT);set_Temp_Display_Buffer8=set_Temp_Display_Buffer9 ;set_Temp_Display_Buffer9=set_Temp_Display_Buffer10 ;set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='8'sel+;if(K_NINE = key)while(Keys_Scan() = K_NINE);set_Temp_Display_Buffer8=set_Tem

47、p_Display_Buffer9 ;set_Temp_Display_Buffer9=set_Temp_Display_Buffer10 ;set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='9'sel+;if(K_ZERO = key)while(Keys_Scan() = K_ZERO);set_Temp_Display_Buffer8=set_Temp_Display_Buffer9 ;set_Temp_Display_Buffer9=set_Temp_Displ

48、ay_Buffer10 ;set_Temp_Display_Buffer10=set_Temp_Display_Buffer11 ;set_Temp_Display_Buffer11='0'sel+;if(sel=4)key = Keys_Scan();if(K_CLEAR = key)while(Keys_Scan() = K_CLEAR);set_Temp_Display_Buffer8 =' 'set_Temp_Display_Buffer9 =' 'set_Temp_Display_Buffer10=' 'set_Temp

49、_Display_Buffer11=' 'M_Count=0;cold=0;warm=0;sel=0;if(K_OK = key)while(Keys_Scan() = K_OK);TEMP_SET=(set_Temp_Display_Buffer8-48)*10+(set_Temp_Display_Buffer9-48)+(set_Temp_Display_Buffer11-48)*0.1;sel=0;M_Count=1;/* void set()uchar key;key = Keys_Scan();if(K_SET = key)while(Keys_Scan() = K_

50、SET);S_Count=1;M_Count=0;cold=0;warm=0;set_Temp_Display_Buffer8 =' 'set_Temp_Display_Buffer9 =' 'set_Temp_Display_Buffer10=' 'set_Temp_Display_Buffer11=' 'if(K_UP = key)while(Keys_Scan() = K_UP);if(K_DOWN = key)while(Keys_Scan() = K_DOWN);if(S_Count)set_num(); */void

51、lcd_wait_busy(void)/为读状态做准备/选择指令寄存器/选择读/使能线电平变化TRISCbits.TRISC7=1;RSPIN=0;RWPIN=1;EPIN=1;while(PORTCbits.RC7=1);/读忙状态，不忙时退出EPIN=0;/恢复使能线电平TRISCbits.TRISC7=0;/名称 : 1602 写命令函数/void lcd_write_com(unsigned char combuf)RSPIN=0;RWPIN=0;PORTC=combuf;EPIN=1;口Delay1TCY();EPIN=0;/选择指令寄存器/选择写/ 把命令字送入RC/使能线电平变化

52、， 命令送入1602 的 8 位数据/恢复使能线电平/名称 : 1602 写命令函数(带忙检测)/void lcd_write_com_busy(unsigned char combuf) lcd_wait_busy();/调用忙检测函数lcd_write_com(combuf); /调用写命令函数/名称 : 1602 写数据函数(带忙检测)/void lcd_write_data(unsigned char databuf) lcd_wait_busy(); /调用忙检测函数RSPIN=1;RWPIN=0;PORTC=databuf;EPIN=1;/选择数据寄存器/选择写/把数据字送入P2/使能线电平变化，命令送入 1602 的 8 位数据Delay1TCY();EPIN=0;/恢复使能线电平/名称 : 1602 显示地址写函数/ void lcd_write_address(unsigned char x,unsigned char y) x&=0x0f;/ 列地址限制在0-15y&=0x01;/行地址限制在0-1/第一行的列地址写入/第二行的列地址写入if(y=0x00)lcd_write