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Dependencies:   TextLCD mbed

Fork of TextLCD_HelloWorld by Simon Ford

main.cpp

Committer:
amrita_arm19
Date:
2016-03-31
Revision:
6:5fcb9eb2a1f1
Parent:
5:6f2d3689b015

File content as of revision 6:5fcb9eb2a1f1:

// Hello World! for the TextLCD

#include "mbed.h"
#include "TextLCD.h"

TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD16x2); // rs, e, d4-d7
Serial ftdi(USBTX, USBRX);
/*
DigitalOut led1(LED1);
DigitalOut led2(LED2);
DigitalOut led3(LED3);
DigitalOut led4(LED4);
*/
BusOut myleds(LED1,LED2,LED3, LED4);

int time1=0;                         // button count 



int main() {
    lcd.printf("Welcome!\n");
    ftdi.printf("Enter LED on time: ");
    ftdi.scanf("%d", &time1);
    ftdi.printf(":%d\n\r", time1);   
    
    
    while(1) 
    {  
    if(!ftdi.readable())
    {
        lcd.printf("LED on: %d\n", time1);
        
        myleds=15;
        /*
        led1=1;
        led2=1;
        led3=1;
        led4=1;
        */
        wait(time1);
        myleds=10;
        /*led1=0;
        led2=0;
        led3=0;
        led4=0;
        */
        wait(time1);
        }
        
        else if(ftdi.readable())
        {
            int a;
            ftdi.scanf("%d", &a);
            time1=a;
            ftdi.printf("New time: %d\n\r", time1);
            
            lcd.cls();
            /*
            _rs=0;
            _d = 0x01;
            wait(0.000040f); // most instructions take 40us
            _e = 0;
            wait(0.000040f);
            _e = 1;
            */

            lcd.printf("LED on (new): %d\n\n", time1);
            }
            }           
    
}