File content as of revision 1:8cd390425e1f:

/**
 ******************************************************************************
 * @project Servo Motor example
 * @author  Justin Kim
 * @version V1.0.0
 * @date    01-APR-2016
 * @brief   Main program body
*******************************************************************************
**/

/* Includes ------------------------------------------------------------------*/
#include "mbed.h"
#include "Servo.h"

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
Serial pc(USBTX, USBRX);
Servo myservo(PC_4);

/* Private function prototypes -----------------------------------------------*/

/* Private functions ---------------------------------------------------------*/
/**
   * @brief     Main Function
   * @param     None
   * @retval    None
   */
int main(void)
{
    char ch;
    pc.baud(115200);
    pc.printf("Hello World!\n\r");
            
    while(1)
    {
        if(pc.readable())
        {
            ch=pc.getc();
            pc.printf("%c",ch);
                                  
            if(ch == '*')
            {
                myservo = 0.5;
            }
            else if(ch == '+')
            {
                myservo = myservo + 0.1;
            }
            else if(ch == '-')
            {
                myservo = myservo - 0.1;
            }      
        }
    }
}