Manual d'usuari del mòdul LoRa EBYTE E32-915T30D

1. Producte acabatview

The EBYTE E32-915T30D is a high-performance wireless serial port module (UART) designed for long-range communication. It is based on SEMTECH's SX1276 RF chip and utilizes LoRa spread spectrum technology, operating in the 900MHz to 931MHz frequency band (default 915 MHz). This module offers extended communication distances, concentrated power density, and robust confidentiality through data encryption and compression. It is suitable for a wide range of applications including IoT, smart home systems, utility metering, and industrial control.

Les especificacions clau inclouen:

IC: SX1276
Freqüència: 900~931MHz
Potència: 21~30dBm (1W)
Distància: Fins a 8.0 km
Interfície: UART

Mòdul LoRa EBYTE E32-915T30D — Figure 1: EBYTE E32-915T30D LoRa Module. This image shows the compact design of the E32-915T30D module with its SMA antenna connector and clear labeling including the model number, serial number, manufacturer, and FCC ID.

2. Característiques

Communication distance up to 8km in optimal conditions.
Maximum transmission power of 1W (30dBm), with software-adjustable multi-level power settings.
Supports the global license-free ISM 915MHz band.
Supports air data rates from 0.3kbps to 19.2kbps.
Low power consumption, ideal for battery-powered applications.
Wide power supply range: 3.3V to 5.2V (5.0V recommended for best performance).
Industrial-grade design, operating reliably from -40°C to 85°C.
SMA access point for easy connection of coaxial cables or external antennas.
Features data encryption and compression for enhanced security and efficiency.

3. Especificacions

3.1 Paràmetres principals

Main Parameters Table for E32-915T30D — Figure 2: Main Parameters of the E32-915T30D Module. This table provides a quick reference for the module's key technical specifications.

Paràmetre	Value (E32-915T30D)
Mida del producte	24 * 43 mm
Freqüència de treball	900~931 MHz
Potència de transmissió	21 ~ 30 dBm
Distància de prova	8000 metres
Tipus d'antena	Sma-k
Interfície de comunicació	UART
Font d'alimentació	3.3 V ~ 5.2 V
Corrent transmissor	560mA ~ 660mA
Corrent de recepció	20mA ~ 23mA
Corrent del son	4~6µA

3.2 Dimensions físiques

Dimensions del mòdul E32-915T30D — Figure 3: Physical Dimensions of the E32-915T30D Module. The module measures 43.00mm in length and 24.00mm in width.

The E32-915T30D module has compact dimensions, making it suitable for integration into various projects. Its physical size is 43.00mm x 24.00mm.

4. Configuració i instal·lació

Proper setup is crucial for optimal performance of the E32-915T30D module. This section outlines the basic steps for installation.

4.1 Identificació de components

Internal Components of E32-915T30D Module — Figure 4: Key Internal Components. This image highlights the main components of the module, including the SX1276 RF IC, crystal oscillator, wire wound inductor, LNA, and the 4-layer PCB design.

The module incorporates high-quality components for stable and reliable operation:

Oscil·lador de cristall: 1ppm TCXO (Temperature Compensated Crystal Oscillator) for high frequency stability.
RF IC: Original imported SX1276 from SEMTECH, the core of the LoRa functionality.
Wire Wound Inductor: From Germany Wurth, ensuring high Q value and low attenuation.
LNA: Baix soroll Amplifier, improving receiving sensitivity.
PCB: 4-layer PCB design for improved EMC performance.

4.2 Instal·lació física

The E32-915T30D is a UART DIP module. It is designed for easy integration into your circuit board. Ensure proper pin alignment when inserting the module into a DIP socket or soldering it directly.

Installation Accessories: Nuts and Washers — Figure 5: Included Installation Accessories. The module comes with factory nuts and washers, which are beneficial for secure installation, especially for the SMA connector.

For securing the SMA antenna connector, utilize the provided nuts and washers to ensure a stable and reliable connection. This prevents loosening and maintains signal integrity.

4.3 Connexió a la font d'alimentació

Connect the module to a stable power supply within the range of 3.3V to 5.2V. A 5.0V supply is recommended for optimal performance. Ensure correct polarity to prevent damage to the module.

4.4 UART Interface Connection

Connect the module's UART pins (TX, RX, GND, VCC) to your microcontroller or host system. Ensure that the UART baud rate and other parameters are correctly configured on both the module and the host device for proper communication.

5. Operating Modes and Data Transmission

The E32-915T30D module supports various data transmission modes to suit different application requirements.

5.1 Transparent Transmission (Point-to-Point)

In this mode, data is sent transparently between two modules. Both modules (Module A and Module B) must have the same address and channel configured. Data sent by one module is received directly by the other, acting as a simple wireless serial link.

5.2 Transparent Transmission (Broadcasting)

Each module can act as a transmitter to send out data to multiple receivers. In this mode, a single transmitting module sends data that can be received by any other module within range, regardless of their specific address, as long as they are on the same channel.

5.3 Broadcast 0xFFFF Transmission

To broadcast data to all modules on a target channel, set the sending address to 0xFFFF. This allows a single module to transmit data that will be received by every module configured for that specific channel, enabling a one-to-many communication setup.

5.4 Fixed Transmission

This mode allows each module to connect with other modules in different addresses and channels. This is useful for more complex network applications, such as repeating or routing data, where specific modules need to communicate with designated partners across different network segments.

6. Aplicacions

The E32-915T30D module's robust features and long-range capabilities make it suitable for a wide array of applications:

Typical Applications of E32-915T30D Module — Figure 7: Diverse Application Scenarios. The module is widely used in smart agriculture, smart oil fields, and other industrial IoT solutions.

Home security alarm systems and remote keyless entry.
Smart home and industrial sensor networks.
Wireless alarm security systems.
Building automation solutions.
Wireless industrial-grade remote control.
Health care products and monitoring.
Advanced Meter Reading Architecture (AMI).
Aplicacions de la indústria de l'automoció.
Smart agriculture and environmental monitoring.
Smart oil field management.

7. Manteniment

The E32-915T30D module is designed for robust and long-term operation with minimal maintenance. Follow these guidelines to ensure its longevity:

Condicions ambientals: Operate the module within its specified temperature range (-40°C to 85°C) and avoid excessive humidity or direct exposure to water.
Font d'alimentació: Always use a stable and clean power supply within the recommended voltage range (3.3V-5.2V). Voltagfluctuacions o sobrevoltagPots danyar el mòdul.
Manipulació física: Handle the module with care to avoid physical damage to components or solder joints. Avoid bending or stressing the PCB.
Connexió d'antena: Ensure the SMA antenna connector is securely fastened. A loose connection can degrade performance.
Neteja: If necessary, gently clean the module with a dry, soft brush or compressed air to remove dust. Do not use liquid cleaners.

8. Solució De Problemes

Si teniu problemes amb el mòdul E32-915T30D, tingueu en compte els passos següents per resoldre problemes:

Sense comunicació:
- Comproveu la font d'alimentació voltage i polaritat.
- Check UART connections (TX, RX, GND) and ensure they are correctly wired.
- Confirm that the UART baud rate, parity, and stop bits are correctly configured on both the module and the host device.
- Ensure both transmitting and receiving modules are on the same frequency and channel.
Poor Range/Signal Strength:
- Check the antenna connection; ensure it is securely attached and the correct type (SMA-K).
- Ensure there are no major obstructions (e.g., thick walls, metal objects) between the transmitting and receiving modules.
- Verify that the transmitting power is set to the desired level (up to 1W).
- Minimize electromagnetic interference from other electronic devices.
El mòdul no respon:
- Power cycle the module.
- Check for any short circuits on the PCB.
- Assegureu-vos que el mòdul no s'està sobreescalfant.

9. Garantia i Suport

For detailed warranty information, technical support, or further inquiries, please visit the official EBYTE weblloc o poseu-vos en contacte amb el seu servei d'atenció al client.

Oficial Weblloc: http://www.cdebyte.com/

EBYTE modules are designed and manufactured to meet high industrial standards, ensuring stability and consistency.

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EBYTE E32-915T30D