Using Proteus 8.9 SP2 Professional alongside Arduino 1.8 (free or paid) fundamentally changes how you learn embedded systems.
Proteus 8.9 SP2 Professional is a powerful electronic design automation (EDA) software suite, famous for its ability to simulate microcontroller circuits in real-time. When combined with the free Arduino IDE 1.8, engineers, students, and hobbyists can develop, debug, and test Arduino-based projects entirely in a virtual environment—without any physical hardware. proteus 8.9 sp2 professional with arduino 1.8 free
If you search for "Proteus 8.9 SP2 Professional with Arduino 1.8 free", you will find two realities: Using Proteus 8