Lower Price LoRa module TurMass Communication wireless RF point-to-point communication for long-distance transmission HLK-L09 support customized 868/915
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Price$2.43
Product Introduction
HLK-L09 is a wireless module developed specifically for LPWAN IoT applications, utilizing TurMass ™, as a new LPWAN technology, has the characteristics of super large capacity, high speed, wide coverage, and low cost. HLK-L09 provides a universal AT command interface based on UART, as well as flexible parameter configuration capabilities. Users can configure various parameters such as module transmission power, working frequency, speed, and working mode according to application requirements, and quickly achieve wireless data transmission and reception.
Product Feature
Adopting the original TurMass ™ Narrowband IoT technology
Supports a wide range of speeds, ranging from 0.441 kbps to 85.106 kbps
High sensitivity, long transmission distance, -129 dBm (mode6 @ 1.8Kbps, PER=5%).
Flexible and diverse working modes, supporting time slot TDD or ALOHA
Support AT commands or data transmission mode
Application
Smart City
Smart Home
Smart meter reading
Interactive voting and bank queue management system
Industrial equipment and instruments for the Internet of Things
Intelligent transportation
Technical specification
| Technical indicators | Parameter |
Working mode | SoC |
Working voltage | 1.8V ~ 3.6V |
| Working frequency range | 470MHz～510MHz, support customized 868MHz/915MHz |
| Modulation method | DPFSK |
| Communication standard | TurMass™ |
| Encryption method | AES128/256 |
| Encoding method | convolutional code, polarization code |
| Rate range | 0.441Kbps ~ 85.106kbps |
| Receiving sensitivity | -129dBm@1.8kbps |
| Transmission power | > 20dBm |
| Emission current | ＜120mA@20dBm |
| Receiving current | ＜14.5mA [1] |
| Sleep current | ＜1.8uA |
| Controller MCU | RISC-V N205 Core |
| Communication Interface | UART-3.3V TTL |
| Serial port configuration | 115200bps 8N1 |
| RF interface | IPEX connector or stamp hole |
| Working temperature | -40 ℃~+85 ℃ |
| Working humidity | relative humidity 10%~90%,non condensing |
| External dimensions | 16mm x 24mm x 3.5mm (length x width x height) |
Pin Defenition
Pin Description
| No. | Name | Typle | Description | |
| 1 | ANT/NC | AIO | RF signal (using IPEX RF connector version module, this pin requires NC) | |
| 2 | GND | GND | Ground | |
| 3 | RESET | DI | Reset signal input, high efficiency | |
| 4 | GPIO0/I2C_SDA | DIO | Normal GPIO, supports GPIO external high-level wake-up, I2C_SDA | |
| 5 | SW2 | DIO | Resreved | |
| 6 | NC | NC | mid-air | |
| 7 | SW1 | DIO | Resreved | |
| 8 | GPIO3/I2C_SCL | DIO | Normal GPIO, supports GPIO external high-level wake-up, I2C_SCL | |
| 9 | CTS/PROGEN | The default configuration is the update pin, which connects to the UART-CTS of the serial port; When burning firmware, this pin needs to be pulled up | ||
| 10 | VCC | PI | Input power | |
| 11 | GND | GND | Ground | |
| 12 | NC | NC | mid-air | |
| 13 | NC | NC | mid-air | |
| 14 | GPIO_6 | DIO | Normal GPIO, default configuration is UART-RTS | |
| 15 | NC | NC | mid-air | |
| 16 | NC | NC | mid-air | |
| 17 | GPIO_5 | DI | The default configuration is UART-RXD, with serial port reception | |
| 18 | GPIO_4 | DO | The default configuration is UART-TXD, with serial port sending | |
