SX1272MB2xAS Semtech LoRa Shield

A SX1272MB2xAS Semtech LoRa shield (ARM mbed, Cambridge, UK) contains a SX1272 transceiver which features a spread communication using LoRa modulation over either 868 MHz or 915 MHz frequency [35]. For this particular product, the SX1272MB2xAS Semtech LoRa shield is attached to the base device FRDM–K64F ARM mbed board, constructing the desired LoRa node. The SX1272MB2xAS Semtech LoRa shield provides a reliable transmitting sensor measurement directly to a Gateway. The specification of the SX1272MB2xAS Semtech LoRa shield is in Table 3.

**Table 3.** SX1272MB2xAS Semtech LoRa shield Main Hardware Specifications.


### 4.2.3. Gateway

A Dragino LG01–P LoRa Gateway (Dragino, China) is a single-channel gateway that bridges the data gathered from the LoRa node (s) to the dedicated cloud service using either Wi-Fi, Ethernet, 3G or 4G cellular [36]. The specification of a Dragino LG01–P LoRa Gateway is in Table 4.


**Table 4.** Dragino LG01–P LoRa Gateway Main Hardware Specifications.
