void DisplayTimeToLCD( unsigned char* pTimeArray ) // Displays time in HH:MM:SS AM/PM format
{
ClearLCDScreen(); // Move cursor to zero location and clear screen
// Display Hour
WriteDataToLCD( (pTimeArray[2]/10)+0x30 );
WriteDataToLCD( (pTimeArray[2]%10)+0x30 );
//Display ':'
WriteDataToLCD(':');
//Display Minutes
WriteDataToLCD( (pTimeArray[1]/10)+0x30 );
WriteDataToLCD( (pTimeArray[1]%10)+0x30 );
//Display ':'
WriteDataToLCD(':');
//Display Seconds
WriteDataToLCD( (pTimeArray[0]/10)+0x30 );
WriteDataToLCD( (pTimeArray[0]%10)+0x30 );
//Display Space
WriteDataToLCD(' ');
// Display mode
switch(pTimeArray[3])
{
case AM: WriteStringToLCD("AM"); break;
case PM: WriteStringToLCD("PM"); break;
default: WriteDataToLCD('H'); break;
}
}
void Displaystring(void)
{
ClearLCDScreen();
WriteDataToLCD('N');
WriteDataToLCD('O');
WriteDataToLCD('-');
WriteDataToLCD('V');
WriteDataToLCD('E');
WriteDataToLCD('H');
WriteDataToLCD('I');
WriteDataToLCD('C');
WriteDataToLCD('L');
WriteDataToLCD('E');
}
void FloatToLCD(float fval)
{
int value;
char digit;
ClearLCDScreen();// to clear the scree at the end of eah second and to display the text for 1 sec and then to refresh
WriteDataToLCD('S');
WriteDataToLCD('P');
WriteDataToLCD('E');
WriteDataToLCD('E');
WriteDataToLCD('D');
WriteDataToLCD(':');
value= fval * 100; // to make the flaot forexample 4.07 to 407 and then dispaly it as charater
digit = (value/100)%10;
WriteDataToLCD('0'+digit); //Display '4'
WriteDataToLCD('.');
digit = (value/10)%10; // Display '.'
WriteDataToLCD('0'+digit); //Display '5'
digit = (value)%10;
WriteDataToLCD('0'+digit); //Display '7'
return;
}
void DisplayDateOnLCD( unsigned char* pDateArray ) // Displays Date in DD:MM:YY @ Day format
{
WriteCommandToLCD(0xc0); // Move cursor to second line
// Display Date
WriteDataToLCD( (pDateArray[1]/10)+0x30 );
WriteDataToLCD( (pDateArray[1]%10)+0x30 );
//Display '/'
WriteDataToLCD('/');
//Display Month
WriteDataToLCD( (pDateArray[2]/10)+0x30 );
WriteDataToLCD( (pDateArray[2]%10)+0x30 );
//Display '/'
WriteDataToLCD('/');
//Display Year
WriteDataToLCD( (pDateArray[3]/10)+0x30 );
WriteDataToLCD( (pDateArray[3]%10)+0x30 );
//Display Space
WriteDataToLCD(' ');
// Display Day
switch(pDateArray[0])
{
case Monday: WriteStringToLCD("MON"); break;
case Tuesday: WriteStringToLCD("TUE"); break;
case Wednesday: WriteStringToLCD("WED"); break;
case Thursday: WriteStringToLCD("THU"); break;
case Friday: WriteStringToLCD("FRI"); break;
case Saturday: WriteStringToLCD("SAT"); break;
case Sunday: WriteStringToLCD("SUN"); break;
default: WriteStringToLCD("???"); break;
}
}
void displayState1(void) {
while (1) {
// Hien thi thoi gian
DisplayTimeToLCD(Get_DS1307_RTC_Time());
ADCinit();
ADCvalue = ReadADC();
//Hien thi ngày tháng t? giây 0->giây 40
if (Get_DS1307_RTC_Time()[0] > 40) {
WriteCommandToLCD(0xc0);
DisplayDateOnLCD(Get_DS1307_RTC_Date());
}
//Hi?n th? nhi?t ?? t? giây 40->59
if (Get_DS1307_RTC_Time()[0] < 40) {
voltage = (int) (5000.0f / 1023 * ADCvalue);
f = voltage / 10;
WriteCommandToLCD(0xc0);
WriteStringToLCD("TEMP: ");
WriteTempToLCD(f);
WriteCommandToLCD(0xc8);
WriteDataToLCD(0xdf);
WriteStringToLCD("C");
}
//WriteCommandToLCD(0xc0);
//Nh?n nút chuy?n tr?ng thái
if (!RA1) {
state++;
if (state == 5) {
state = 1;
}
break;
}
//Báo th?c
if (h_alarm == (int) Get_DS1307_RTC_Time()[2] && m_alarm == (int) Get_DS1307_RTC_Time()[1]) {
RD0 = 0;
}
//T?t báo th?c
if (!RA4) {
RD0 = 1;
h_alarm = 0;
m_alarm = 0;
}
}
}
main()
{
P2=0xff; //make output port
SerialInput();
InitLCD();
EA=1;
ES=1;
while(1)
{
ClearLCDScreen();
while(ps2_clk==1);
keyval=scan_data();
WriteDataToLCD(keyval);
encrypt_data=keyval+3
35SerialTransmit();
delayms(100);
}
}
void WriteStringToLCD(const char *s)
{
while(*s)
WriteDataToLCD(*s++); // print first character on LCD
}
// Displays time in HH:MM:SS format
void DisplayTimeToLCD( unsigned int h, unsigned int m, unsigned int s, unsigned char State )
{
ClearLCDScreen(); // Move cursor to zero location and clear screen
if(State == CONFIG_HR_STATE)
{
WriteDataToLCD( ' ' ); // Display Spaces
WriteDataToLCD( ' ' );
}
else
{
WriteDataToLCD( (h/10)+0x30 ); // Display Hour
WriteDataToLCD( (h%10)+0x30 );
}
//Display ':'
WriteDataToLCD(':');
if(State == CONFIG_MIN_STATE)
{
WriteDataToLCD( ' ' ); // Display Spaces
WriteDataToLCD( ' ' );
}
else
{
WriteDataToLCD( (m/10)+0x30 ); //Display Minutes
WriteDataToLCD( (m%10)+0x30 );
}
//Display ':'
WriteDataToLCD(':');
if(State == CONFIG_SEC_STATE)
{
WriteDataToLCD( ' ' ); // Display Spaces
WriteDataToLCD( ' ' );
}
else
{
WriteDataToLCD( (s/10)+0x30 ); //Display Seconds
WriteDataToLCD( (s%10)+0x30 );
}
}
