Single chip electronic perpetual calendar with lunar calendar display-EEWORLD

Collect

sw=dat/10; //Get the ten digits

write_1602com(er+add); //er is the value specified in the header file 0x80+0x40

write_1602dat(0x30+sw); //Number + 30 to get the LCD1602 display code of the number

write_1602dat(0x30+gw); //Number + 30 to get the LCD1602 display code of the number

}

//-------------------------------------

//Year, month, day display subfunction

void write_nyr(uchar add,uchar dat) //Write year, month, and day to LCD, with display position addend and display data, two parameters

{

flying gw,sw;

gw=dat%10; //Get the unit digit

sw=dat/10; //Get the ten digits

write_1602com(yh+add); //Set the display position to the first position + add

write_1602dat(0x30+sw); //Number + 30 to get the LCD1602 display code of the number

write_1602dat(0x30+gw); //Number + 30 to get the LCD1602 display code of the number

}

//------------------------------------

//Lunar calendar display subfunction

void write_nl(uchar add,uchar dat) // write hours, minutes, seconds to LCD, with display position add and display data, two parameters

{

flying gw,sw;

//gw=dat%10; //Get the unit digit

//sw=dat/10; //Get the ten digits

gw=dat%16; //Get the unit digit

sw=dat/16; //Get the ten digits

write_1602com(er+add); //er is the value specified in the header file 0x80+0x40

// write_1602dat(0x30+sw); //Number + 30 to get the LCD1602 display code of the number

// write_1602dat(0x30+gw); //Number + 30 to get the LCD1602 display code of the number

write_1602dat('0'+sw); //Number + 30 to get the LCD1602 display code of the number

write_1602dat('0'+gw); //Number + 30 to get the LCD1602 display code of the number

}

//-------------------------------------------

void write_week(uchar week) // write week function

{

write_1602com(yh+0x0c); //Display position of the day of the week character

switch(week)

{

case 1:write_1602dat('M'); //When the week number is 1, display

write_1602dat('O');

write_1602dat('N');

break;

case 2:write_1602dat('T'); //Display when the week data is 2

write_1602dat('U');

write_1602dat('E');

break;

case 3:write_1602dat('W'); //Display when the week data is 3

write_1602dat('E');

write_1602dat('D');

break;

case 4:write_1602dat('T'); //The week data is 4 and is displayed

write_1602dat('H');

write_1602dat('U');

break;

case 5:write_1602dat('F'); //Display when the week data is 5

write_1602dat('R');

write_1602dat('I');

break;

case 6:write_1602dat('S'); //Display when the week data is 6

write_1602dat('T');

write_1602dat('A');

break;

case 0:write_1602dat('S'); //Display when the day of the week is 7

write_1602dat('U');

write_1602dat('N');

break;

}

write_1602dat(' ');

}

//****************Keyboard scanning related functions**************************

void keyscan()

{

uint nian_temp;

if(seeNL_NZ==0)

{

delay(9);

if(seeNL_NZ==0)

{

led1=0;

collection=0;

if(timeron==1)

{

TR2=~TR2;

if(TR2==0)

{

buzzer=1;

}

else

{

if((setn==0)&&(setNZn==0)) //Can only be pressed when not in timing mode

{

buzzer=0; //The buzzer beeps once

delay(20);

buzzer=1;

if(TR1==1)

{

TR1=0;

}

else

{

T_NL_NZ++;

if(T_NL_NZ==3)

{

set=0;

setNZn=0;

T_NL_NZ=0;

}

while(seeNL_NZ==0);

}

if(set==0)//---------------set is function key (setting key)--------------------

{

delay(9); //delay, used to eliminate jitter

if(set==0) //Confirm the button is pressed again after delay

{

led1=0;

collection=0;

{

if(add==0)

zdkg=1;

if(dec==0)

nzkg=1;

}

while((!set)||(!add)||(!dec));

if((nzkg==1)||(zdkg==1))

{

if(nzkg==1)

{

NZK=~NZK;

if(NZK==0)

{

TR2=0;

buzzer=1;

}

else

{

if(zdkg==1)

{

ZDK=~ZDK;

if(ZDK==0)

{

TR1=0;

buzzer=1;

}

if(((NZK==1)&&(nzkg==1))||((ZDK==1)&&(zdkg==1)))

{

buzzer=0;

delay(10);

buzzer=1;

}

else

{

buzzer=0;

delay(5);

buzzer=1;

delay(5);

buzzer=0;

delay(5);

buzzer=1;

}

nzkg=0;

zdkg=0;

}

else

{

buzzer=0; //The buzzer beeps once

delay(20);

buzzer=1;

if(T_NL_NZ==0x02) //Prove that the alarm is set

{

setNZn++;

if(setNZn==4) //The alarm is set successfully, return to normal display and turn on the alarm

{

setNZn=0;

set=0;

// timerOn=1;

}

switch(setNZn)

{

case 0: //Normal display of date and time

write_1602com(0x0c); //Set the cursor not to flash?

write_1602com(er); //Write position of fixed symbol for time display?

for(a=0;a<16;a++)

write_1602dat(NZd[a]); //Write the fixed symbol for display time, two colons

write_sfm(8,nz_shi); //Alarm time

write_sfm(11,nz_fen); //Alarm minutes

write_sfm(14,nz_miao); //alarm seconds

break;

case 3: //The alarm clock second cursor flashes

write_1602com(er+15); //Set the button to be pressed once, and the cursor will be displayed at the second position //er+0x09;

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Reference address：Single chip electronic perpetual calendar with lunar calendar display

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