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Dependencies:   TextLCD mbed

Fork of TextLCD_HelloWorld by Simon Ford

main.cpp@4:0e5cead61795, 2016-03-30 (annotated)

Committer:
amrita_arm19
Date:
Wed Mar 30 03:54:09 2016 +0000
Revision:
4:0e5cead61795
Parent:
3:b7614524bb8f
Child:
5:6f2d3689b015
Working;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
simon 1:7418a52375a0 1 // Hello World! for the TextLCD
simon 1:7418a52375a0 2
simon 0:334327d1a416 3 #include "mbed.h"
simon 0:334327d1a416 4 #include "TextLCD.h"
simon 0:334327d1a416 5
amrita_arm19 3:b7614524bb8f 6 TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD16x2); // rs, e, d4-d7
amrita_arm19 4:0e5cead61795 7 Serial ftdi(USBTX, USBRX);
amrita_arm19 4:0e5cead61795 8 DigitalIn button(p21);
amrita_arm19 4:0e5cead61795 9
amrita_arm19 4:0e5cead61795 10 int count=0; // button count
amrita_arm19 4:0e5cead61795 11 struct tm t; // current time will be stored here
amrita_arm19 4:0e5cead61795 12
amrita_arm19 4:0e5cead61795 13
simon 0:334327d1a416 14
simon 0:334327d1a416 15 int main() {
amrita_arm19 4:0e5cead61795 16 lcd.printf("Welcome!\n");
amrita_arm19 4:0e5cead61795 17 ftdi.printf("Enter current date and time:\r\n");
amrita_arm19 4:0e5cead61795 18 ftdi.printf("YYYY MM DD HH MM SS[enter]\r\n\r\n");
amrita_arm19 4:0e5cead61795 19 ftdi.scanf("%d %d %d %d %d %d", &t.tm_year, &t.tm_mon, &t.tm_mday, &t.tm_hour, &t.tm_min, &t.tm_sec);
amrita_arm19 4:0e5cead61795 20 ftdi.printf("%d %d %d %d %d %d", t.tm_year, t.tm_mon, t.tm_mday, t.tm_hour, t.tm_min, t.tm_sec);
amrita_arm19 4:0e5cead61795 21 ftdi.printf("\n\r");
amrita_arm19 4:0e5cead61795 22 // ftdi.printf("-------------------------- \r\n");
amrita_arm19 4:0e5cead61795 23
amrita_arm19 4:0e5cead61795 24 t.tm_year = t.tm_year - 1900; // adjust for tm structure required values
amrita_arm19 4:0e5cead61795 25 t.tm_mon = t.tm_mon - 1;
amrita_arm19 4:0e5cead61795 26
amrita_arm19 4:0e5cead61795 27 set_time(mktime(&t)); // set the time
amrita_arm19 4:0e5cead61795 28
amrita_arm19 4:0e5cead61795 29
amrita_arm19 4:0e5cead61795 30 while(1)
amrita_arm19 4:0e5cead61795 31 {
amrita_arm19 4:0e5cead61795 32 time_t seconds = time(NULL);
amrita_arm19 4:0e5cead61795 33
amrita_arm19 4:0e5cead61795 34 if(button.read()==0) // if the button is pressed
amrita_arm19 4:0e5cead61795 35 {
amrita_arm19 4:0e5cead61795 36 while(button.read()==0); // wait until release
amrita_arm19 4:0e5cead61795 37 wait_ms(20); // button debounce
amrita_arm19 4:0e5cead61795 38 count++; // count up
amrita_arm19 4:0e5cead61795 39 ftdi.printf("Time: %s \rButton count: %d \r\n",ctime(&seconds),count); // send data to terminal
amrita_arm19 4:0e5cead61795 40 ftdi.printf("-------------------------- \r\n");
amrita_arm19 4:0e5cead61795 41 lcd.printf("Time: %s \rcount: %d \n\r",ctime(&seconds),count);
amrita_arm19 4:0e5cead61795 42 // lcd.printf("-------------------------- \r\n");
amrita_arm19 4:0e5cead61795 43 }
amrita_arm19 4:0e5cead61795 44 }
simon 0:334327d1a416 45 }