File content as of revision 0:408ece0a3217:

#include "mbed.h"

DigitalOut Out1(D13);
DigitalOut Out2(D12);
DigitalOut Out3(D11);
DigitalOut Out4(D10);
DigitalOut Out5(D9);
DigitalOut Out6(D8);
DigitalOut Out7(D7);
DigitalOut Out8(D6);

DigitalIn In1(D0);

Serial pc(SERIAL_TX, SERIAL_RX);

int main() 
    {
        int Menu_0 = 0;
        int Menu_1 = 0;
        int Menu_2 = 0;
        int select_0 = 0;
        int select_1 = 0;
        int select_2 = 0;
        int min = 2.5;
        
        pc.printf("Hello sir \n");
        
        while(1)
        {
            if(Menu_0 == 0)
            {
                pc.printf("Select Menu \n");
                pc.printf("Input 1 for Menu1 \n");
                pc.printf("Input 2 for Menu2 \n");
                Menu_0 = 1;
            }
            if(pc.readable()) 
            {
                select_0 = pc.getc();
                while(1)
                {
                    if(select_0 == 1)
                    {
                        if(Menu_1 == 0)
                        {
                            pc.printf("Select pattern \n");
                            pc.printf("Input 1 for pattern1 \n");
                            pc.printf("Input 2 for pattern2 \n");
                            pc.printf("Input 3 for Exit!!\n");
                            Menu_1 = 1;
                        }
                        if(pc.readable())
                        {
                            select_1 = pc.getc();
                            if(select_1 == 1)
                            {
                                Out1 = 1;
                                Out8 = 1;
                                wait_ms(min);
                                Out1 = 0;
                                Out8 = 0;
                                wait_ms(min);
                                Out2 = 1;
                                Out7 = 1;
                                wait_ms(min);
                                Out2 = 0;
                                Out7 = 0;
                                wait_ms(min);
                                Out3 = 1;
                                Out6 = 1;
                                wait_ms(min);
                                Out3 = 0;
                                Out6 = 0;
                                wait_ms(min);
                                Out4 = 1;
                                Out5 = 1;
                                wait_ms(min);
                                Out4 = 0;
                                Out5 = 0;
                                wait_ms(min);
                                Out3 = 1;
                                Out6 = 1;
                                wait_ms(min);
                                Out3 = 0;
                                Out6 = 0;
                                wait_ms(min);
                                Out2 = 1;
                                Out7 = 1;
                                wait_ms(min);
                                Out2 = 0;
                                Out7 = 0;
                                wait_ms(min);
                                Out1 = 1;
                                Out8 = 1;
                                wait_ms(min);
                                Out1 = 0;
                                Out8 = 0;
                                wait_ms(min);
                                Menu_1 = 0;
                            }
                            else if(select_1 == 2)         
                            {
                                Out1 = 1;
                                Out2 = 1;
                                Out3 = 1;
                                Out4 = 1;
                                Out5 = 1;
                                Out6 = 1;
                                Out7 = 1;
                                Out8 = 1;
                                wait_ms(min);
                                Out1 = 0;
                                Out2 = 0;
                                Out3 = 0;
                                Out4 = 0;
                                Out5 = 0;
                                Out6 = 0;
                                Out7 = 0;
                                Out8 = 0;
                                wait_ms(min);
                                Menu_1 = 0;
                            }
                            else if(select_1 ==3)
                            {
                                Menu_0 = 0;
                                Menu_1 = 0;
                                break;
                            }
                        }                      
                    }
                  if(select_0 == 2)
                    {
                        if(Menu_2 == 0)
                        {
                            pc.printf("Read Switch\n");
                            pc.printf("Input 3 for Exit!!");
                            Menu_2 = 1;
                        }
                        if(pc.readable())
                        {
                            select_2 = pc.getc();
                            if(select_2 == 3)
                            {
                                Menu_2 = 0;
                                Menu_0 = 0;
                                break;
                            }
                            else
                            {
                                if(In1 == 1){pc.printf("1");}
                                else if(In1 == 0){pc.printf("0");}
                            }
                        }
                    }  
                }
            }  
        }    
    }