This is the REAL TIME CLOCK for LPC1768
Fork of clock by
This code is for RTC of LPC1768. To give the value of year , one needs to substruct 1900 from the present year.
main.cpp
- Committer:
- tadns
- Date:
- 2013-04-09
- Revision:
- 1:63e1320ed4f8
- Parent:
- 0:11c4cf24f38b
File content as of revision 1:63e1320ed4f8:
#include "mbed.h" #include "TextLCD.h" TextLCD lcd(p24, p26, p27, p28, p29, p30); int main() { // setup time structure for Wed, 11 April 2013 5:00:00 struct tm t; t.tm_sec = 00; // 0-59 t.tm_min = 00; // 0-59 t.tm_hour = 5; // 0-23 t.tm_mday = 11; // 1-31 t.tm_mon = 3; // 0-11 t.tm_year = 113; // year since 1900 // convert to timestamp time_t seconds = mktime(&t); // Set RTC time today set_time(mktime(&t)); while(1) { time_t seconds = time(NULL); lcd.locate(0,0); char day[16]; strftime(day, 16, "%Y/%m/%d %a\n", localtime(&seconds)); lcd.printf("%s", day); char time[16]; strftime(time, 16, "%H:%M:%S\n", localtime(&seconds)); lcd.locate(0,1); lcd.printf("%s", time); wait(1.0); } }