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Description
- Dragino LoRaWAN Tracker - US915
- Offers an Open Source LoRaWAN Tracker
- Features tri-color LED, alarm button
- Based on ESP32 MCU and Semtech LoRa Wireless Chip
- Built-in 3-axis accelerometer (LIS3DH)
- Equipped with a 1000 mAh Li-on rechargeable battery
The Dragino LoRaWAN Tracker - US915 is an Open Source LoRaWAN Tracker based on ESP32 MCU and Semtech LoRa Wireless Chip. TrackerD is program friendly. Developers can use Arduino IDE to customize the software of TrackerD to fit their IoT solution.
The LoRa wireless technology used in TrackerD allows the user to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional tracking services. TrackerD is equipped with a 1000 mAh Li-on rechargeable battery. Each TrackerD has a worldwide unique OTAA keys to join the LoRaWAN network.
- 1x Dragino LoRaWAN Tracker - US915
Size
- 85 x 48 x 15 mm
Micro Controller
- MCU: ESP32 PICO D4
- Bluetooth: Bluetooth V4.2 BR/EDR and Bluetooth LE
- WiFi: 802.11 b/g/n (802.11n up to 150 Mbps)
- Integrated SPI flash: 4 MB
- RAM: 448 KB
- EEPROM: 520 KB
- Clock Speed: 32 MHz
Common DC Characteristics
- Supply Voltage: 5V via USB port or Internal li-on battery
- Operating Temperature: -40 ~ 60 °C
LoRa
- Frequency Range: 168 dB maximum
- Band 1 (HF): 862 ~ 1020 MHz +14 dBm high-efficiency PA
- Programmable bit rate: up to 300 kbps
- High sensitivity: down to -148 dBm
- Bullet-proof front end: IIP3 = -12.5 dBm
- Excellent blocking immunity
- Low RX current of 10.3 mA, 200 nA register retention
- Fully integrated synthesizer with a resolution of 61 Hz
- FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation
- Built-in bit synchronizer for clock recovery
- Preamble detection
- 127 dB Dynamic Range RSSI
- Automatic RF Sense and CAD with ultra-fast AFC
- Packet engine up to 256 bytes with CRC
- LoRaWAN 1.0.3 Specification
Battery
- 1000 mA Li-on Battery power (for model TrackerD)
Power Consumption
- Sleeping Mode: 200 uA
- LoRa Transmit Mode: 125 mA at 20 dBm 44 mA at 14 dBm
- Tracking: max: 38 mA
Mechanical
- Weight: 55 g