萬年歷電子系統(tǒng)設計方案(編輯修改稿)
2025-06-09 23:47 本頁面
【文章內容簡介】 sh()。while((sda==1)amp。amp。(i250)) i++。scl=0。flash()。}void init(){sda=1。flash()。scl=1。flash()。}void write_byte(uchar date){uchar i,t。t=date。for(i=0。i8。i++){t=t1。scl=0。flash()。sda=CY。flash()。scl=1。flash()。}scl=0。flash()。sda=1。flash()。}uchar read_byte(){uchar i,k。scl=0。flash()。sda=1。flash()。for(i=0。i8。i++){scl=1。flash()。k=(k1)|sda。scl=0。flash()。}return k。}void write_add(uchar address,uchar date){start()。write_byte(0xa0)。respons()。write_byte(address)。respons()。write_byte(date)。respons()。stop()。}uchar read_add(uchar address){uchar date。start()。write_byte(0xa0)。respons()。write_byte(address)。respons()。start()。write_byte(0xa1)。respons()。date=read_byte()。stop()。return date。}void delay(uint z){uint x,y。for(x=z。x0。x)for(y=110。y0。y)。}void di(){beep=0。delay(100)。beep=1。}void write_(uchar ){rs=0。lcden=0。P0=。delay(5)。lcden=1。delay(5)。lcden=0。}void write_date(uchar date){rs=1。lcden=0。P0=date。delay(5)。lcden=1。delay(5)。lcden=0。}void write_sfm(uchar add,uchar date){uchar sh,ge。sh=date/10。ge=date%10。write_(0x80+0x40+add)。write_date(0x30+sh)。write_date(0x30+ge)。}void write_sfm1(uchar add,uchar date){uchar sh,ge。sh=date/10。ge=date%10。write_(0x80+add)。write_date(0x30+sh)。write_date(0x30+ge)。}void init0(){uchar num。// P1=0x0f。rd=0。rw=0。lcden=0。count=0。s1num=0。guanjiao=0。init()。write_(0x38)。write_(0x0c)。write_(0x06)。write_(0x01)。write_(0x80+4)。write_date(39。39。)。delay(5)。write_(0x80+0x40+2)。write_date(39。:39。)。write_(0x80+7)。write_date(39。39。)。delay(5)。delay(5)。write_(0x80+0x40+5)。write_date(39。:39。)。delay(5)。write_(0x80+0x40+12)。write_date(39。:39。)。delay(5)。miao=read_add(1)。fen=read_add(2)。shi=read_add(3)。ri=read_add(4)。yue=read_add(5)。nian=read_add(6)。nian1=read_add(7)。fen1=read_add(8)。shi1=read_add(9)。write_sfm(6,miao)。write_sfm(3,fen)。write_sfm(0,shi)。write_sfm1(8,ri)。write_sfm1(5,yue)。write_sfm1(2,nian)。write_sfm1(0,nian1)。write_sfm(13,fen1)。write_sfm(10,shi1)。TMOD=0x01。TH0=(6553650000)/256。TL0=(6553650000)%256。EA=1。ET0=1。TR0=1。}void keyscan(){if(s1==0){delay(5)。if(s1==0){s1num++。while(!s1)。di()。if(s1num==1){TR0=0。wr
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