Wireless Connectivity
-
Wireless Connectivity
- Embedded Wi-Fi
- Low Power Wide Area Networks
- Bluetooth
- Embedded Wireless
- Applications
- Design Partners
- 3rd Party Module Partners
- RED Frequently Asked Questions
- Over-the-Air Updates
- Zigbee® Solutions
- Software Vulnerability Response
SAM R34/R35 Low-Power LoRa® Technology Sub-GHz Family of ICs and Modules
Ultra-Low-Power LoRa Solutions for Long-Range, Low-Power Designs
The SAM R34/R35 is a highly integrated family of LoRa technology devices that include an ultra-low-power, a high-performance 32-bit microcontroller (MCU), a LoRa transceiver and a software stack. With their certified reference designs and proven interoperability with major LoRaWAN® gateway and network providers, the SAM R34/35 devices significantly reduce time to market for Internet of Things (IoT) end devices.
Find everything you need to create your complete LoRa technology end-node solutions here:
Why Design with the SAM R34/35 Family?
Create Smaller Nodes
- Integrated 32-bit Arm® Cortex®-M0 based MCU and Sub-GHz radio
- Up to 256 KB Flash and 40 KB RAM
- Compact 6 × 6 mm BGA package ICs and small 17.5 × 13.5 mm SMT module
Increase Battery Life
- Ultra-low-power 32-bit Arm Cortex-M0 based MCU
- Sleep currents down to 790 nA
- Low-power RAM with battery backup
Reduce Your Design Risk
- Certified module with u.FL connector
- Certified IC reference design package
- Interoperability-tested software
- Trusted supply chain
IC or Module: What Is the Best Option for Your Design?
WLR089U0 Module
Ultra-Low-Power, Regulatory-Certified Turnkey LoRa Solution
- Based on the ATSAMR34J18 ultra-low-power IC
- FCC, IC and RED certified
- Integrated u.FL antenna connector for ease of use
- Integrated RF switch to support 868 and 915 MHz bands
- 256 KB Flash, 40 KB RAM for application and LoRaWAN stack
- Low power consumption of less than 800 nA with RAM retention
- Integrated TCXO for higher precision
- SMT package with castellated pads for easy soldering and visual inspection
- Compact 17 × 13.5 mm size
SAM R34 LoRa Technology ICs
Ultra-Low-Power and Small LoRa Technology ICs
- Highly integrated ICs with ultra-low-power Arm Cortex-M0+ based MCU and LoRa technology radio
- Up to 256 KB Flash and 40 KB RAM to accommodate application code and stack
- 862 MHz to 1020 MHz coverage with 20 dBm max output power
- Ultra-low-power sleep modes as low as 790 nA
- Compact 64-pin 6 × 6 mm BGA package
- Certified reference design package
WLR089U0 and SAM R34/35 Hardware Features
WLR089U0 and SAM R34/35 Software Features
Microchip LoRaWAN stack
- Developed, maintained and supported by Microchip
- Supports Class A and Class C modes of operation
- LoRaWAN 1.0.4 regional parameters
- Multi-region support: US915, EU868, AS923, AU915, KR920, IN865 bands supported
- Proven operation with leading network providers including Actility, Senet, The Things Network and Everynet
Development Ecosystem
The WLR089 Xplained Pro Development Kit (EV23M25A) integrates the FCC-, RED- and ISED-certified WLR089U0 module and includes an on-board debugger, current measurement circuitry and extension headers to connect to additional boards. Supported by Atmel Studio Integrated Development Environment (IDE), software examples and a LoRaWAN stack, this development board greatly simplifies the development of LoRa technology end nodes.
Follow These Three Easy Steps to Get Started:
- Download and install Atmel Studio Integrated Development Environment
- Connect DEBUG USB on the kit to your computer
- Select example demos from Advanced Software Framework (ASF)
Markets and Applications
The SAM R34/R35 family’s ultra-low power performance combined with rich set of radio and peripheral features make it ideal for a variety of long-range applications where longevity of battery life is of paramount importance.
Smart Agriculture
- Cattle Tracking
- Irrigation Monitoring
- Smart Tractors
Supply Chain and Logistics
- Container Tracking
- Cold Chain Monitoring
- Vehicle Tracking
Smart City
- Street Lighting
- Waste Management
- Metering and Leak Detection