Task: Communication Protocols

Wireless technology $($like Bluetooth, BLE, LORA, Cellular, RFID, WiFi, Zigbee, etc$)$ is the

main communication channel for loT devices. As a result, almost all data associated with

loT devices are communicated wirelessly over short or long distances.

A$)$ Provide a detailed explanation of any $2$ different wireless communication

technologies used in loT devices.

B$)$ Explain the working of $12C$ and SPI protocol along with its programming codes.

C$)$ State $2$ advantages and $1$ disadvantage of I$2$C and SPI protocol