print "Connected to ttyACM0" except: b = Arduino('/dev/ttyUSB0') print "Connected to ttyUSB0" master_led_pin = 13 master_servo_pin = 12 slave_connection_pin = 11# In master slave_led_pin = 13 slave_servo_pin = 12 #declare output pins as a list/tuple b.setup([master_led_pin], [], [master_servo_pin]) #b.setup([], [], []) b.setupSlave(0, slave_connection_pin, [slave_led_pin], [], [slave_servo_pin]) pos=1 for i in xrange(18): b.setHigh(master_led_pin) b.nextCommandAsSlave(0) b.setHigh(slave_led_pin) time.sleep(0.5) b.setLow(master_led_pin) b.nextCommandAsSlave(0) b.setLow(slave_led_pin) time.sleep(0.5) b.nextCommandAsSlave(0) b.setAngle(slave_servo_pin,pos) pos +=10