📘 Unit 2: Communication Technologies and IoT Integration
2.1 IoT in Smart Grids
Use of IoT for data acquisition and system control

Embedded systems and smart controllers

Real-time monitoring and edge computing

2.2 Communication Protocols and Standards
Zigbee, LoRaWAN, Wi-Fi, 5G

SCADA and IEC 61850 standard

Machine-to-machine (M2M) communication

2.3 Network Architecture and Data Flow
Centralized vs. decentralized control

Smart substations and control networks

Cloud integration and edge computing concepts