diff --git a/mycobot_ai/ai_mecharm_270/scripts/test.py b/mycobot_ai/ai_mecharm_270/scripts/test.py
index b35137d..d37cac0 100755
--- a/mycobot_ai/ai_mecharm_270/scripts/test.py
+++ b/mycobot_ai/ai_mecharm_270/scripts/test.py
@@ -6,9 +6,10 @@ from pymycobot.genre import Angle
 from pymycobot import PI_PORT, PI_BAUD  # 当使用树莓派版本的mycobot时，可以引用这两个变量进行MyCobot初始化
 import time,os
 
-mc = MyCobot(os.popen("ls /dev/ttyUSB*").readline()[:-1], 115200)
+# mc = MyCobot(os.popen("ls /dev/ttyUSB*").readline()[:-1], 115200)
 # mc = MyCobot(os.popen("ls /dev/ttyACM*").readline()[:-1], 115200)
 # mc = MyCobot("/dev/ttyAMA0", 1000000)
+mc = MyCobot(PI_PORT,PI_BAUD)
 
 
 # mc.send_angles([0,0,0,0,90,0],20) # coords:[95.6, 0.5, 166.4, 179.12, -0.18, 179.46]
@@ -41,22 +42,35 @@ mc = MyCobot(os.popen("ls /dev/ttyUSB*").readline()[:-1], 115200)
 #   print("\n")
 
 # mc.release_all_servos()
-# mc.release_servo(1)
+mc.release_servo(2)
 # mc.set_servo_calibration(1)
-# mc.set_servo_calibration(2)
+mc.set_servo_calibration(2)
 # mc.set_servo_calibration(3)
 # mc.set_servo_calibration(4) 
 # mc.set_servo_calibration(5) 
 # mc.set_servo_calibration(6) 
 
 
-mc.set_basic_output(2, 0)
-mc.set_basic_output(5, 0)
-time.sleep(3)
+# mc.set_basic_output(2, 0)
+# mc.set_basic_output(5, 0)
+# time.sleep(3)
 
-mc.set_basic_output(2, 1)
-mc.set_basic_output(5, 1)
-time.sleep(3)
+# mc.set_basic_output(2, 1)
+# mc.set_basic_output(5, 1)
+# time.sleep(3)
 
 # print(mc.get_basic_input(2))
 # print(mc.get_basic_input(5))
+
+# import RPi.GPIO as GPIO
+# GPIO.setwarnings(False)
+# GPIO.setmode(GPIO.BCM)
+# GPIO.setup(20, GPIO.OUT)
+# GPIO.setup(21, GPIO.OUT)
+
+# GPIO.output(20, 0)
+# GPIO.output(21, 0)
+# time.sleep(3)
+
+# GPIO.output(20, 1)
+# GPIO.output(21, 1)
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