samples/led_blink.rb in arduino_firmata-0.1.7 vs samples/led_blink.rb in arduino_firmata-0.1.8

@@ -4,9 +4,11 @@
 require 'arduino_firmata'
 
 arduino = ArduinoFirmata.connect ARGV.shift
 puts "firmata version #{arduino.version}"
 
+arduino.pin_mode 13, ArduinoFirmata::OUTPUT
+
 stat = true
 loop do
   puts stat
   arduino.digital_write 13, stat
   stat = !stat