RAK811 868MHz/ 915MHz LoRa module complies with the latest LoRaWAN Class A & C protocol specifications, it is simple to access LWPA IOT platforms integrates SX1276 and stm32L with TELEC CE FCC KCC certification.
Features
Long Range LoraWAN operating in the 868 MHz or 915 MHz frequency bands
Lora Point to Point communication in the 860MHz-1020MHz frequency
LoRaWan Protocol Supported,ISM free Band,Full Certification by region.
Small size(22x14x1.7mm) and low power
High Receiver Sensitivity: down to -146 dBm
TX Power: adjustable from 5dBm to 20dBm high efficiency PA, max PA boost up to 20dbm
FSK, GFSK, and LoRa Technology modulation
IIP3 = -11 dBm
Up to 15 km coverage at suburban and up to 5 km coverage at urban area
Easy to use,UART Interface,Serial port AT command,baud rate and air rate online change supported simple ASCII Command set.
Frequency Band: 868MHz/ 915 MHz
Host Interface: UART
TX Power: 14dBm(Typic),20dBm(Max)
Current Consumption: 30mA(TX mode 14dBm),5.5mA(RX mode),7.2uA(Sleep mode)
Dimension:L x W x H: 22 x 14 x 1.7 mm
| Iterm |
Value |
| Chip |
STM32L151 |
| CPU |
Cortex-M3 32MHz |
| ROM |
128KB |
| SRAM |
16KB |
| Open Source |
Yes |
| Internal Programming |
Support |
| LoRaWAN |
Support |
| LoRaWAN Version |
1.0.2 |
| LoRaWAN Region |
AR923/AU915/EU868
/IN865/KR920/US915 |
| LoRa P2P |
Support |
| Frequency |
868MHz-919.9MHz |
| I/O |
21 |
| ADC |
6 |
| DAC |
0 |
| UART |
2 |
| SPI |
0 |
| I2C |
2 |
Application
1. Automated Meters Reading
2. Home and Building Automation
3. Wireless Alarm and Security Systems
4. Industrial Monitoring and Control
5. Long Range Irrigation Systems
Useful Link:
Download
Datasheet
Application Notes
Certification Report
Firmware upgrade
Hardware Design
Software Development
Tools
Q & A
Q1: What is the model of SMT32 ARM chip?
A1: We use STM32L151CB with CoIDE.
Q2: Where we can get RAK811 AT commands for sending data and configuration.
A2: https://www.rakwireless.com/en/download/RAK811%20LoRa%20Module/Software%20Development
Q3: How can we quick start to use your Lora module?
A3: We provide the arduino compatible board WisNode-lora, pls follow the link to understand the quick start guide.
Q4: How to optimize your Lorawan STACK?
A4: We have open source libary of loraWan stack in github, pls follow the link:
https://github.com/RAKWireless/RAK811_LoRaMac_CoIDE
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