diff --git a/run.py b/run.py
index a295a95..5792c32 100644
--- a/run.py
+++ b/run.py
@@ -147,13 +147,20 @@ def read_di(io_num=None):
 @app.route('/api/' + api_ver + '/read/' + ui + '/<io_num>', methods=['GET'])
 def read_ai(io_num=None):
     gpio = analog_in(io_num)
+    print("gpio", gpio)
     min_range = ui_calibration_table(io_num)[0]
     max_range = ui_calibration_table(io_num)[1]
+    print("min_range", min_range)
+    print("max_range", max_range)
     if gpio == -1:
         return jsonify({'1_state': "unknownType", '2_ioNum': io_num, '3_gpio': gpio, '4_val': 'null',
                         "5_msg": analogInTypes}), http_error
     else:
+        print("ADC", ADC)
+        print("ADC.read(gpio)", ADC.read(gpio))
+        print("Check...")
         val = ui_scale(io_num, ADC.read(gpio))  # !!! GPIO CALL !!!
+        print("val", val)
         # val = fake_analogue_data()  # !!! FOR TESTING !!!
         return jsonify({'1_state': "readOk", '2_ioNum': io_num, '3_gpio': gpio, '4_val': val,
                         '5_msg': 'read value ok', '6_min_range': min_range, '7_max_range': max_range}), http_success