TinyGateway LTE BLE
• Low-power Bluetooth Low Energy gateway with LTE/Ethernet/WiFi connectivity • LTE CatM/NB-IoT connectivity • Based on Nordic nRF52832 for BLE advertising • Communication protocols: HTTP, MQTT, UDP, TCP • Compact light-weight plastic enclosure • Power-supply: USB-C connector
Key features
Low-power Bluetooth Low Energy gateway with WiFi connectivitySupported Bluetooth LE stack: 4.x and 5.x
Operating modes: BLE central
Network interface: LTE-M (CatM/NB-IoT), [Optional: Ethernet (PoE), WiFi]
Support of the following set of connection protocols: UDP, TCP, HTTP, MQTT
Multiple data encoding options: JSON, ASCII, raw-data
Easy-to-use web UI manager dashboard for configuration and management
Complete remote configurability via HTTP or MQTT API
Possibility to operate simultaneously in scanning-mode (BLE receiver) and advertising-mode (BLE beacon)
Hardware
Platform: Espressif Systems ESP32S3WROOM-1Main Processor: ESP32-S3 series, Xtensa® dual-core 32-bit LX7 microprocessor, up to 240MHz
LTE module: Quectel BG95-M3 3GPP Rel-14 LPWA module
Wirepas module: Nordic Semiconductor nRF52832 SoC, 32-bit ARM Cortex-M4
Memory: 384 KB ROM, 512kB SRAM, up to 8MB PSRAM, up to 8MB Flash
Connectivity: LTE CatM1/NB-IoT, Ethernet, WiFi, Bluetooth Low Energy
User interfaces: Power-on LED, Bluetooth LE LED,, Status LED, factory-reset button
LTE-M specifications
LPWA technologies : LTE Cat M1/Cat NB1-NB2 (with fallback on EDGE/EGPRS)Frequency bands: LTE CatM1/NB1/NB2: B1/2/3/4/5/8/12/13/18/19/20/25/26/27/28/31/66/71/85; EDGE/EGPRS: 850/900/1800/1900MHz
Max. Data rate: LTE CatM1: 588 kbps (DL), 1119 kbps (UL); LTE CatNB1: 32 kbps (DL), 70 kbps (UL); LTE CatNB2: 127 kbps (DL), 158.5 kbps (UL); EDGE: 296 kbps (DL), 236.8 kbps (UL); EGPRS: 107 kbps (DL), 85.6 kbps (UL)
TX Power: 21dBm (Power Class 5)
Antenna connector: SMA-m
Ethernet specifications
Protocol: IEEE 802.3afConnector: RJ45
WiFi specifications
Protocol: IEEE 802.11 b/g/nSecurity: WPA/WPA2/WPA2-Enterprise (EAP-TLS, EAP-PEAP, EAP-TTLS)
Frequency band: 2.412 to 2.484 GHz
Channel spacing: 20 MHz (802.11 b/g/n), 40MHz (802.11n)
Sensitivity: -98 dBm (802.11b, 1 Mbps)
TX Power: 20.5dBm (max., 802.11b, 1 Mbps)
Antenna type: Meander Planar Inverted F-antenna
Antenna gain: 0dBi
Bluetooth Low Energy specifications
Core module: Nordic Semiconductor nRF52832 SoC, 32-bit ARM Cortex-M4Protocol: Bluetooth Low Energy (v4.x/5.x)
Frequency band: 2.402 to 2.480 GHz
Channel spacing: 2 MHz
Sensitivity: -96 dBm
TX power: 4dBm (max.)
Antenna type: Planar Inverted F-antenna
Antenna gain: 2dBi
Power supply
Power voltage: (a) USB: 5Vdc; (b) PoE: 36 – 57Vdc (in the Ethernet version)Power connector: (a) USB: USB-C connector; (b) PoE: RJ45 connector (in the Ethernet version)
Current: LTE Cat M1/NB1/NB2 + WiFi AP: ave. 350 mA, peak 850 mA @5Vdc USB; LTE Cat M1/NB1/NB2: ave. 250 mA, peak 600 mA @5Vdc USB; EGPRS + WiFi AP: ave. 800 mA, peak 1900 mA @5Vdc USB; EGPRS: ave. 750 mA, peak 1650 mA @5Vdc USB
Mechanical specifications
Material: Recyclable ABS plastic (flame-resistant UL94V-0)Color: White
Size: 124 x 100 x 35 mm (including flanges)
Weight: 240 gr (including flanges)
Protection: IP40
Opening: 4x M2.5 self-healing screws on back panel
Wall fastening: 2x M3.5 screws (not included) or lateral wall-mounting flanges, magnets
Environmental specifications
Operating temperature: -35°C to +65°CStorage temperature: -40°C to +105°C