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void init_cpu() //初始化cPu { EA=1; }
/*void time1(void) interrupt 3 using 1 {
TH1=(65536-50000)/256;
TL1=(65536-50000)%6;
TR0=1; TR1=1; TMOD=0x11; TH1=0x3c; TL1=0xb0;
keyval=P1;
} * //初始化CPU结束// void main_menu_initial() //LCD主菜单初始化.// { }
void measure_menu_initial() //“开始测量”菜单设置// {
measure_menu[0].menu_count=2; measure_menu[0].display=qr;
main1_menu[0].menu_count=4; //有4个菜单项.//
main1_menu[0].display=measurearray; //定义一个”开始测量“数组// main1_menu[0].subs=NULL;
main1_menu[0].children_menus=measure_menu; //当前菜单子菜单的指针 main1_menu[0].parent_menus=NULL;
//开始测量函数, 确认.
measure_menu[0].subs=start_measure_function; //开始测量函数 measure_menu[0].children_menus=NULL; measure_menu[0].parent_menus=main1_menu; measure_menu[1].menu_count=2; measure_menu[1].display=qx;
//开始测量函数, 取消.
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measure_menu[1].subs=NULL;
measure_menu[1].children_menus=NULL; }
//还有void store_menu_initial()、void time_menu_initial()// void led_menu_pro() {
max_item=menu_led->menu_count; switch(keyval) {
case 0: break; case 1: }
…… //“向上”“向下”“确认”“取消”键// if(shuaxin)
//是否需要刷新LCD标志位.
//向上键.
measure_menu[1].parent_menus=main1_menu;
if(user_choosen==0) { } shuaxin=1; user_choosen--; break;
user_choosen=max_item;
{ Clr_Scr(); } }
v oid led_menu_show() {
led_menu_show(); shuaxin=0;
uchar n;
max_item=menu_led->menu_count; if (max_item>=4)
//菜单项为3则表示为主菜单.
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{ }
for(n=0;n<4;n++)
{ draw_bmp(n*2,20,96,0,menu_led[n].display); }
select_item(user_choosen);
//标记出当前菜单项.
else {
switch(temp_choosen) { case 0:
draw_bmp(0,20,96,0,measurearray); //“开始测量”数组//
break;
……
default:
}
for(n=0;n select_item(user_choosen+1); } } draw_bmp((n+1)*2,20,32,0,menu_led[n].display); break; void select_item(uchar n) { draw_bmp(n*2,2,16,0,curflag); } void start_measure_function(void) //开始测量函数// {main_Menu(); } …… /*----------------主函数-------------------*/ main() 31 { init_cpu(); Init_Clock(); init_lcd(); Disp_Img(FirstPage); delay(2000); //延时// ClockMsg(); Refresh(); delay(2500); Clr_Scr(); main_Menu(); Clr_Scr(); main_menu_initial(); measure_menu_initial(); store_menu_initial(); time_menu_initial(); communication_menu_initial(); while(1) //读键. { keyval=get_key(); led_menu_pro(); } } // 适当延时防止因为不断查忙而耗费大量CUP资源 // 附录三 ADC0832程序 #define uint unsigned int //常量/变量定义// uchar k,i,j; float xdata lv; sbit ADCS =P3^1; //ADC0832 chip seclect //接口定义// …… //其它引脚略…… uchar xdata dsw[20]; //存放sprintf转换字符 32 uchar xdata value[149]; //点阵字符储存 uchar code table[]={ //字符查表 0x00,0x00,0x00,0x30,0x00,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*\……};//采集并返回 unsigned int Adc0832(unsigned char channel) //AD转换，返回结果 { uchar i=0; uchar j; uint dat=0; uchar ndat=0; if(channel==0)channel=2; if(channel==1)channel=3; ADDI=1; _nop_(); _nop_(); ADCS=0;//拉低CS端 _nop_(); _nop_(); ADCLK=1;//拉高CLK端 _nop_(); _nop_(); ADCLK=0;//拉低CLK端,形成下降沿1 _nop_(); _nop_(); ADCLK=1;//拉高CLK端 ADDI=channel&0x1; _nop_(); _nop_(); ADCLK=0;//拉低CLK端,形成下降沿2 _nop_();