Seeed Studio Generic Node (Sensor Edition)

Seeed Studio Generic Node (Sensor Edition) is an ultra-low power LoRaWAN node designed for multi-sensor IoT applications. It accelerates the LoRaWAN device development lifecycle by providing reference hardware designs and source-available firmware, making it ideal for IoT prototyping and scalable production.

Key Highlights

Generic Node (Sensor Edition) integrates multiple on-board sensors and peripherals. With the provided SDK, developers can easily build IoT solutions for smart buildings, agriculture, healthcare, and smart cities.

Featuring end-to-end encryption and firmware over-the-air updates, this secure and roaming-ready device ensures long-term reliability. Powered by standard replaceable AA batteries, it can last for years in the field with ultra-low power consumption.

• End-to-End Encryption for secure data transmission
• Firmware Over-The-Air Updates for easy remote maintenance
• Ultra-Low Power Consumption: ~1.8 A in sleep mode
• Standard Replaceable 2xAA Batteries for long-lasting operation
• Open Development Tools: Hardware Setup (Sensor Edition Hardware Setup) and Software Setup (Sensor Edition Software Setup)
• Pre-Provisioned on The Things Industries LoRaWAN Network Server (The Things Network)
• Open Design (source-available) via GitHub
• STM32WL55CCU6 Dual-core M4/M0+ SoC with integrated low-power microcontroller and sub-GHz long-range radio
• Onboard Sensors: Measure temperature, humidity, and detect movement/vibration with high accuracy
• User Interface: Includes a button, RGB LED, and buzzer for input and feedback

Application

• Hospital Monitor environmental conditions and patient safety
• Retail Track indoor air quality and occupancy
• Smart Building Enable intelligent automation and monitoring
• Smart City Support large-scale IoT deployments
• Agriculture Monitor soil, climate, and crop conditions
• Smart Office Enhance workplace efficiency and comfort

Specifications

Hardware overview

Programming / debug pins – there are 7 pins.

• NRST – reset
• SWD / PA13 – programming/debug pin (bi-directional data pin)
• CLK / PA14 – programming/debug pin (clock signal)
• TxD / PA2 – serial pin (serial communication transmit data)
• RxD / PA3 – serial pin (serial communication receive data)
• GND – ground
• VCC – voltage out, 2.8 V

User GPIO pins – there are 7 pins.

• PB3 – SWO / RTS / internally connected to the user button
• PA15 – internally connected to the piezo speaker
• PA12 – I2C, SCL
• PA11 – I2C, SDA
• VCC – voltage out, 2.8 V
• GND – ground
• VIN – voltage in

Documents

User ManualHardwareSoftware ArchitectureTemperature and humidity sensor DatasheetULP 3-axis accelerometer DatasheetLoRaWAN Secure Element Datasheet16 Mbit Flash Memory Datasheet

Certification

Part List