#include
#include
#include?
#include?

#define?uchar?unsigned?char
#define?uint???unsigned?int
#define?BUSY??0x80???????????????????????????????//常量定義
#define?DATAPORT?P0


//ADC0832的引腳
sbit?ADCS?=P3^5;??//ADC0832?chip?seclect
sbit?ADDI?=P3^7;??//ADC0832?k?in
sbit?ADDO?=P3^7;??//ADC0832?k?out
sbit?ADCLK?=P3^6;??//ADC0832?clock?signal

sbit?LCM_RS=P2^0;
sbit?LCM_RW=P2^1;
sbit?LCM_EN=P2^2;

uchar?ad_data;????????????????????????????????????//采樣值存儲
sbit?Alarm_led_red?=P1^5;?????????????????????????//超過壓力表量程最大值紅色led報警定義
sbit?Alarm_led_green=P1^6;????????????????????????//低于壓力表量程最小值綠色led報警定義
??????????????????????????//adc采樣值存儲單元
char?press_data;??????????????????????????????????//標度變換存儲單元
unsigned?char?ad_alarm;???????????????????????????//報警值存儲單元
unsigned?char?press_bai=0;????????????????????????//顯示值百位
unsigned?char?press_shi=0;????????????????????????//顯示值十位
unsigned?char?press_ge=0;?????????????????????????//顯示值個位
unsigned?char?press_dot=0;????????????????????????//顯示值十分位

uchar?code?str0[]={“Press:????.?kpa.?“};
uchar?code?str1[]={“?Check?BY?Jack?“};

void?delay（uint）;
void?lcd_wait（void）;
void?delay_LCM（uint）;????????????????????????//LCD延時子程序
void?initLCM（?void）;??????????????????????????//LCD初始化子程序
void?lcd_wait（void）;?????????????????????????//LCD檢測忙子程序
void?WriteCommandLCM（uchar?WCLCMuchar?BusyC）;??????????????????????????????//寫指令到ICM子函數
void?WriteDataLCM（uchar?WDLCM）;?????????????????????????????????????????????//寫數據到LCM子函數
void?DisplayOneChar（uchar?Xuchar?Yuchar?DData）;???????????????????????????//顯示指定坐標的一個字符子函數
void?DisplayListChar（uchar?Xuchar?Yuchar?code?*DData）;????????????????????//顯示指定坐標的一串字符子函數
void?display（void）;?????????????????????????????????????????????????????????//系統顯示子函數
uchar?Adc0832（unsigned?char?channel）;???????????????
void?alarm（void）;
void?data_pro（void）;


/**********main?funcation************/

void?main（void）
{?
????delay（500）;??????????????????????//系統延時500ms啟動
//?ad_data=0;???????????????????????//采樣值存儲單元初始化為0
????initLCM（?）;
????????
????WriteCommandLCM（0x011）;??????//清顯示屏
????DisplayListChar（00str0）;
????DisplayListChar（01str1）;
?
?while（1）
????{
????ad_data?=Adc0832（0）;????//采樣值存儲單元初始化為0
????
?????alarm（）;
?
??data_pro（）;
??
??display（）;
?????
?}
}


/*********延時K*1ms12.000mhz**********/

void?delay（uint?k）
{
????uint?ij;
????for（i=0;i????{
????????for（j=0;j<60;j++）
?????????{;}
????}
}???
/**********寫指令到ICM子函數************/

void?WriteCommandLCM（uchar?WCLCMuchar?BusyC）
{
????if（BusyC）lcd_wait（）;
?DATAPORT=WCLCM;
????LCM_RS=0;???????????????????//?選中指令寄存器
????LCM_RW=0;????????????????//?寫模式?
????LCM_EN=1;????
?_nop_（）;???
?_nop_（）;
?_nop_（）;?
????LCM_EN=0;
???
}

/**********寫數據到LCM子函數************/

void?WriteDataLCM（uchar?WDLCM）
{?
????lcd_wait（?）;?????????????//檢測忙信號????
?DATAPORT=WDLCM;
????LCM_RS=1;????????????????//?選中數據寄存器
????LCM_RW=0;???

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-03-31?22:23??yl\
?????文件????????6376??2009-05-07?14:37??yl\STARTUP.A51
?????文件???????14048??2011-11-16?22:05??yl\STARTUP.LST
?????文件?????????758??2011-11-16?22:05??yl\STARTUP.OBJ
?????文件???????17018??2011-11-16?22:05??yl\ylcg
?????文件???????14428??2011-11-16?22:05??yl\ylcg.LST
?????文件???????19478??2011-11-16?22:05??yl\ylcg.M51
?????文件???????17528??2011-11-16?22:05??yl\ylcg.OBJ
?????文件????????8262??2011-11-16?22:05??yl\ylcg.c
?????文件????????5385??2011-11-16?22:05??yl\ylcg.hex
?????文件??????????41??2011-11-16?22:05??yl\ylcg.lnp
?????文件?????????590??2011-11-16?22:05??yl\ylcg.plg
?????文件???????55655??2011-11-16?22:34??yl\ylcg.uvopt
?????文件???????13396??2011-11-16?22:34??yl\ylcg.uvproj
?????文件???????????0??2011-11-16?22:04??yl\ylcg_uvproj.bak