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LoRa and Bluetooth Low Energy Sensor Node

Overview

Description

LoRa® and Bluetooth® Low Energy (LE) are complementary wireless communication technologies widely used in IoT applications. LoRa provides long-range communication with scalable performance (throughput vs. range), while Bluetooth LE enables short-range, high-accessibility interactions. Combining both technologies in a single sensor node offers the best of both worlds: reliable long-range data transfer with LoRa and convenient local access with Bluetooth LE for commissioning and monitoring.

This LoRa and Bluetooth LE sensor node is customizable for diverse applications, supporting one or multiple sensors (e.g., light, air quality, temperature, and more). It wirelessly transmits collected data via LoRa and Bluetooth LE for flexible connectivity. With versatile power options including disposable AA batteries or rechargeable batteries with NFC wireless charging (WLC), this system ensures flexible and power-efficient deployment for any application.

System Benefits:

  • Dual communication technologies: LoRa enables long-range communication with scalable throughput vs. range, while Bluetooth LE offers convenient local access for GUI-based commissioning and monitoring.
  • Low-power operation is optimized for long battery life with extended sleep periods, supporting both disposable batteries and rechargeable NFC WLC charging for flexibility.
  • Customizable sensor support accommodates one or multiple sensors for various applications, including light, temperature and humidity, indoor/outdoor air quality, airflow, accelerometer, and barometric pressure.

Comparison

Applications

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WEB: WS065Sheet.187CrystalSheet.189Sheet.190Sheet.191Sheet.192Sheet.193Sheet.194Sheet.195Line.164Line.165Sheet.200CrystalSheet.202Sheet.203Sheet.204Sheet.205Sheet.206Sheet.207Sheet.208Line.164Line.165Connector Line.219Connector Line.154Sheet.169CrystalSheet.171Sheet.172Sheet.173Sheet.174Sheet.175Sheet.176Sheet.177Line.164Line.165Connector Arrow.114Connector ArrowConnector Arrow.61Connector Arrow.63Connector dotted lineSheet.166CrystalSheet.156Sheet.157Sheet.158Sheet.159Sheet.160Sheet.161Sheet.162Line.164Line.165Load SwitchLoad SwitchLoad SwitchBuck-BoostBuck-BoostBuck-BoostLine ArrowMains or Battery PoweredMains or Battery PoweredMains or Battery PoweredSheet.37LineTransformer Inductor Coreless (Air conductor)Sheet.11Sheet.12Sheet.13Sheet.14Sheet.15Sheet.16Sheet.17Sheet.18Sheet.19Line.36Sheet.38LineTransformer Inductor Coreless (Air conductor)Sheet.41Sheet.42Sheet.43Sheet.44Sheet.45Sheet.46Sheet.47Sheet.48Sheet.49Line.36Battery Li-ion.1008Sheet.52Sheet.53Sheet.54Sheet.55Sheet.56Sheet.57Sheet.58Sheet.59Connector LineLine Arrow.64+Vb,500 mAmax+Vb,500mAmax+Vb,500mAmaxHorizontal Wire BundleCommunication Lines B.795222Rechargeable OptionRechargeable OptionRechargeable OptionBattery 1-CellSheet.74Sheet.75Line 1pt.1552Line 1pt.1583Battery 1-Cell.78Sheet.79Sheet.80Line 1pt.1552Line 1pt.1583Connector Arrow.83+Vb+Vb+VbLineGroundSheet.87Sheet.88x2 AA Batteriesx2 AA Batteriesx2 AA BatteriesDisposable OptionDisposable OptionDisposable OptionLoad SwitchLoad SwitchLoad SwitchLoRa ModemLoRa ModemLoRa ModemAnti-Tamper SwitchAnti-Tamper SwitchAnti-Tamper SwitchAlternatively, user button if/as neededAlternatively, user button if/as neededAlternatively, user button if/as neededAir Quality SensorAir Quality SensorAir Quality SensorFlow SensorFlow SensorFlow SensorLight SensorLight SensorLight SensorTemperature & Humidity SensorTemperature & Humidity SensorTemperature & Humidity SensorAccelerometerAccelerometerAccelerometerBarometerBarometerBarometer +Vb.104+Vb+VbConnector Arrow.105Connected signals arrowConnector Arrow.107Connected signals arrow.108Connected signals arrow.110Vertical Wire Bundle 222Sheet.122Line.123Line.124Line Arrow.125Line.129Connector Arrow.142AntennaSheet.149Sheet.150Sheet.151Sheet.152Sheet.153 SPISPISPI GPIOGPIOGPIO VddVddVdd +Vb+Vb+VbConnector Arrow.185 RTCRTCRTC RF Osc.RF Osc.RF Osc. PHYPHYPHYAntenna.213Sheet.214Sheet.215Sheet.216Sheet.217Sheet.218Bi-directionalBi-directional.2212.4GHz2.4GHz2.4GHz32MHz32MHz32MHz32kHz32kHz32kHz 32MHz32MHz32MHz 32kHz32kHz32kHzVertical Wire Bundle.228444Sheet.230Vertical Wire Bundle.233nnnSheet.235868/915MHz868/915MHz868/915MHzWS065WS065WS065One or more sensors as required for end applicationOne or more sensors as required for end applicationOne or more sensors as required for end applicationNFC WLCNFC WLCNFC WLCExternal Universal NFC ChargerExternal Universal NFC ChargerExternal Universal NFC ChargerSheet.240NFC ChargerNFC ChargerNFC ChargerI2CI2CI2CGPO0GPO0GPO0VddcVddcVddcVdbatVdbatVdbatSheet.241Bluetooth Low EnergyBluetooth Low EnergyBluetoothLow Energy VddVddVddGPIOGPIOGPIO I2CI2CI2CIRQ/GPIOIRQ/GPIOIRQ/GPIOPHYPHYPHYSPISPISPI GPIOGPIOGPIORTCRTCRTCRF Osc.RF Osc.RF Osc.Connector Arrow.242Connector Arrow.243Connector Arrow.244Connector Arrow.245Connector Arrow.246Connector Arrow.247Connected signals arrow.248Connected signals arrow.249Connected signals arrow.250
Exiting Interactive Block Diagram

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