update README

Author: leonardocavagnis

README.md

@@ -1,10 +1,16 @@
 # 🏭 Library for Portenta Machine Control
 
-The Arduino Portenta Machine Control is a versatile industrial unit for driving machinery. It offers soft-PLC control, diverse I/O options, and flexible network connectivity.
+> ⚠️ **Important**
+>
+> This library is an upgraded and improved version designed to replace the deprecated [Arduino_MachineControl](https://github.com/arduino-libraries/Arduino_MachineControl).
+>
+> Please note that all the [examples](./examples/) provided in this repository are not compatible with the deprecated library.
+
+The Portenta Machine Control library enables efficient management of the features of the Portenta Machine Control board.
 
-The Machine Control library enables efficient management of the features of the Portenta Machine Control board.
+The Arduino Portenta Machine Control is a versatile industrial unit for driving machinery. It offers soft-PLC control, diverse I/O options, and flexible network connectivity.
 
 📦 For more information about this product:
 https://www.arduino.cc/pro/hardware/product/portenta-machine-control
 
-📖 For more information about this library please read the documentation [here](./docs/).
+📖 For more information about this library please read the documentation [here](./docs/).