$ sudo gedit /etc/samba/smb.conf
#   security = user
-> (수정)
   security = user

# By default, the home directories are exported read-only. Change the
# next parameter to 'no' if you want to be able to write to them.
;   read only = yes
-> (추가)
# By default, the home directories are exported read-only. Change the
# next parameter to 'no' if you want to be able to write to them.
;   read only = yes
writable = yes

;   create mask = 0700
-> (수정)
   create mask = 0700

;   directory mask = 0700
-> (수정)
   directory mask = 0700

;   valid users = %S
-> (수정)
   valid users = %S

#======================= Share Definitions =======================
바로 밑에 추가


[root]
comment = Root
path = /
browable = yes
writable = yes

#define BIT_DELAY 140

int i;
char *text = "Hello World! ";

void setup() {
  pinMode(13,OUTPUT);
}

void loop() {
 
  char *s;
  s = text;
  while (*s != 0) {
    transmitByte(*s++);
  }
  
  delay (BIT_DELAY*10); 
}
/**
 * Bit bang a byte
 */
void transmitByte (byte c) {
  
  // Start bit
  digitalWrite (13,1);
  delay(BIT_DELAY);
  
  // Data bits
  for (i = 0; i < 8; i++) {
      digitalWrite (13, ( (c&0x80)!=0 ? 1 : 0) );
      delay(BIT_DELAY);
      c <<= 1;
  }
  
  // Stop bit
  digitalWrite (13, 0);
  delay(BIT_DELAY);
}