File content as of revision 3:4bc4e762a906:

#include "mbed.h"
#include "main1.h"
#include "main2.h"
#include "main3.h"
#include "N5110.h"

DigitalIn button_A4(p29);
DigitalIn button_B4(p28);
DigitalIn button_C4(p27);
DigitalIn button_D4(p26);
AnalogIn joy_v4(p20);
AnalogIn joy_h4(p19);
AnalogIn joy_button4(p17); // could be DigitalIn, but use AnalogIn so pot can also be used
// JP1 must be in 2/3 position
N5110 lcd4(p8,p9,p10,p11,p13,p21);

void welcome();

int main() {
    
    lcd4.init();
    
    welcome();
}

void welcome(){
lcd4.clear();
lcd4.printString("Tank World",15,0);
lcd4.printString("A: Single ",4,2);
lcd4.printString("B: Double ",4,3);
lcd4.printString("C: Exercise",4,4);
lcd4.refresh();
wait(0.5);
while(1){
if(button_B4.read() == 1){
main2();
wait(0.2);
break;
}
else if(button_A4.read() == 1){
main1();
wait(0.2);
break;
}
else if(button_C4.read() == 1){
wait(0.2);
main3();
break;
}
}
}