Table 3 Details of the evaluated devices
From: Deployment of a LoRaWAN network and evaluation of tracking devices in the context of smart cities
RAK7200 | RAK5205 WisTrio | T-Beam | Arduino + Shield | |
|---|---|---|---|---|
Microcontroller | STM32L073 | STM32L1 MCU | TTGO | Microchip |
Arm Cortex M0 | Arm Cortex M3 | Tensilica LX6 | ATmega 328P-PU | |
32-bit | 32-bit | 32-bit | 8-bit | |
32 KHz – 32 MHz | 32 KHz – 32 MHz | 240 MHz | 20 MHz | |
Flash Memory | 192 KB | 512 KB | 4 MB | 32 KB |
RAM Memory | 20 KB | 80 KB | 520 KB | 2 KB |
LoRa Transmitter | Semtech SX1276 | Semtech SX1276 | Semtech SX1276 | Semtech SX1272 |
LoRa Antenna | internal | 2 dBi | 2.5 dBi | 2.15 dBi |
GPS Transmitter | Sony-Semicon CXD5603GF | Ublox Max 7Q | Ublox Neo-6M | Ublox Neo-6M |
Antenna GPS | internal | external | external | external |
Power supply | rechargeable battery | rechargeable battery | rechargeable battery | external 5V CC |
Cost (US <DOLLAR/>) | 39.50 | 49.50 | 26.50 | 45.00 |