1. ആമുഖം
The E70-433T14S is a wireless transceiver module designed for reliable data communication. It operates within the 425~450.5MHz frequency band, with a default setting of 433MHz. This module integrates the CC1310 chip from Texas Instruments, providing robust performance. It features TTL level output and a 3.3V IO port voltage, utilizing a 24MHz industrial high-precision low-temperature drift crystal for stability. The module includes a Forward Error Correction (FEC) algorithm to enhance data reliability and transmission range by proactively correcting interfered data packets.
The E70-433T14S comes with a built-in low-power multifunctional wireless serial program, allowing users to perform secondary development as needed. This manual provides essential information for setup, operation, and maintenance.
2 പ്രധാന സവിശേഷതകൾ
- ആശയവിനിമയ ദൂരം: Tested up to 1.5 km under optimal conditions.
- ട്രാൻസ്മിഷൻ പവർ: Maximum 25mW, with software-adjustable multi-level power settings.
- ഫ്രീക്വൻസി ബാൻഡ്: Supports the global license-free ISM 433MHz band.
- Air Data Rate: Configurable from 2.5kbps to 168kbps.
- കുറഞ്ഞ വൈദ്യുതി ഉപഭോഗം: Designed for battery-supplied applications, with receiving current significantly lower than similar products, supporting ultra-low power consumption in air wake mode.
- ഡാറ്റ ട്രാൻസ്മിഷൻ: Capable of achieving up to 115200bps continuous frame unlimited-packet length transmission.
- വൈദ്യുതി വിതരണം: Supports 2.2V to 3.8V. A power supply over 3.3V is recommended for optimal performance.
- വ്യാവസായിക ഗ്രേഡ് ഡിസൈൻ: Operates reliably in temperatures from -40°C to 85°C.
- ആന്റിന ഇന്റർഫേസ്: Features an IPEX access point; stamp hole option is available for secondary development and integration.
- പിശക് തിരുത്തൽ: Incorporates FEC (Forward Error Correction) algorithm for improved data reliability.
3. അപേക്ഷകൾ
The E70-433T14S module is suitable for a wide range of applications requiring wireless data transmission, including:
- ഹോം സെക്യൂരിറ്റി അലാറം സിസ്റ്റങ്ങളും റിമോട്ട് കീലെസ് എൻട്രിയും.
- സ്മാർട്ട് ഹോം, ഇൻഡസ്ട്രിയൽ സെൻസർ നെറ്റ്വർക്കുകൾ.
- വയർലെസ് അലാറം സുരക്ഷാ സംവിധാനങ്ങൾ.
- ബിൽഡിംഗ് ഓട്ടോമേഷൻ പരിഹാരങ്ങൾ.
- വയർലെസ് ഇൻഡസ്ട്രിയൽ-ഗ്രേഡ് റിമോട്ട് കൺട്രോൾ സിസ്റ്റങ്ങൾ.
- Health care products requiring wireless connectivity.
- അഡ്വാൻസ്ഡ് മീറ്റർ റീഡിംഗ് ആർക്കിടെക്ചർ (AMI).
- Smart agriculture and smart oil field monitoring.
- Environmental monitoring, including temperature and humidity sensors.
4. മൊഡ്യൂൾ ഓവർview
The E70-433T14S module is a compact surface-mount device (SMD) designed for easy integration into various electronic systems. Below are images illustrating the module's physical characteristics and pinout.
ചിത്രം 1: ഫ്രണ്ട് view of the EBYTE E70-433T14S wireless module, showing the model number, EBYTE logo, RoHS and CE certifications, serial number, manufacturer, and FCC ID.
ചിത്രം 2: കോണാകൃതിയിലുള്ളത് view of the EBYTE E70-433T14S wireless module, highlighting its compact form factor and pin headers.
ചിത്രം 3: Another angled perspective of the EBYTE E70-433T14S module, providing a clear view of the antenna connector.
ചിത്രം 4: താഴെ view of the EBYTE E70-433T14S module, illustrating the pinout diagram for various General Purpose Input/Output (GPIO) pins, power, and ground connections.
5 സാങ്കേതിക സവിശേഷതകൾ
| പരാമീറ്റർ | മൂല്യം |
|---|---|
| I C: | CC1310 |
| ആവൃത്തി: | 431~446.5MHz (Default: 433MHz) |
| ട്രാൻസ്മിഷൻ പവർ: | 14dBm (25mW), software adjustable |
| ആശയവിനിമയ ദൂരം: | Up to 1.0 km (typical), 1.5 km (maximum tested) |
| ഇൻ്റർഫേസ്: | UART/IO |
| IO Port Voltage: | 3.3V (TTL level) |
| പവർ സപ്ലൈ വോളിയംtage: | 2.2V~3.8V (3.3V+ recommended for optimal performance) |
| Crystal Vibration: | 24MHz industrial high-precision low-temperature drift |
| പ്രവർത്തന താപനില: | -40°C ~ 85°C |
| Air Data Rate: | 2.5kbps ~ 168kbps |
| പിശക് തിരുത്തൽ: | FEC (Forward Error Correction) algorithm |
| ആൻ്റിന: | IPEX ആക്സസ് പോയിന്റ്, സെന്റ്amp hole optional |
6. സജ്ജീകരണവും ഇൻസ്റ്റാളേഷനും
6.1 പവർ സപ്ലൈ കണക്ഷൻ
Connect the module to a stable power supply within the 2.2V to 3.8V range. For optimal performance and stability, a power supply of 3.3V or higher is recommended. Ensure correct polarity (VCC and GND pins) to prevent damage to the module.
6.2 ആന്റിന കണക്ഷൻ
Attach a suitable 433MHz antenna to the IPEX connector on the module. For best range and signal integrity, ensure the antenna is correctly matched and positioned away from metallic obstructions. If using the stamp hole option, ensure proper soldering for antenna connection.
6.3 UART/IO Interface Connection
Connect the module's UART (Universal Asynchronous Receiver/Transmitter) pins (TXD, RXD) to your host microcontroller or system. The IO port voltage is 3.3V. Ensure proper level shifting if your host system operates at a different voltage (e.g., 5V) to avoid damaging the module.
6.4 സോഫ്റ്റ്വെയർ കോൺഫിഗറേഷൻ
The module comes with a pre-programmed low-power multifunctional wireless serial program. Users can configure parameters such as frequency, transmission power, and air data rate via serial commands. For advanced functionalities or custom applications, secondary development using the CC1310's capabilities is supported.
7. പ്രവർത്തന നിർദ്ദേശങ്ങൾ
7.1 Data Transmission and Reception
Once properly configured, the module can transmit and receive data wirelessly. Data sent to the module's UART TXD pin will be transmitted over the air, and data received wirelessly will be output via the UART RXD pin. Ensure that both transmitting and receiving modules are configured with compatible parameters (frequency, air data rate, etc.).
7.2 Forward Error Correction (FEC)
The integrated FEC algorithm automatically adds redundant data to transmissions, allowing the receiver to detect and correct certain errors that may occur due to interference or signal degradation. This feature improves the reliability and effective range of communication, especially in noisy environments. No direct user intervention is typically required for FEC operation.
7.3 Low Power Operation
The E70-433T14S is designed for low power consumption, making it suitable for battery-powered devices. Utilize the module's low-power modes and air wake functionality to minimize energy usage in applications where continuous operation is not required. Refer to the detailed CC1310 datasheet and EBYTE's programming guide for specific low-power mode configurations.
8. പരിപാലനം
- കൈകാര്യം ചെയ്യൽ: Handle the module with care to avoid physical damage. Electrostatic discharge (ESD) precautions should be observed during handling and installation.
- പരിസ്ഥിതി: Operate the module within its specified temperature range (-40°C to 85°C) and avoid exposure to excessive moisture or corrosive environments.
- വൃത്തിയാക്കൽ: If necessary, clean the module gently with a dry, soft cloth. Do not use liquid cleaners or solvents.
- ആൻ്റിന: Ensure the antenna connection remains secure and the antenna itself is undamaged for optimal performance.
9. പ്രശ്നപരിഹാരം
- ശക്തിയില്ല: വൈദ്യുതി വിതരണം വോളിയം ആണെന്ന് പരിശോധിക്കുകtage is within the 2.2V-3.8V range and correctly connected to the VCC and GND pins. Check for any short circuits.
- ആശയവിനിമയം ഇല്ല:
- Ensure UART connections (TXD, RXD) are correct and not swapped.
- Verify that the host microcontroller's UART settings (baud rate, parity, stop bits) match the module's configuration.
- Check if both transmitting and receiving modules are operating on the same frequency and air data rate.
- മോശം ശ്രേണി/സിഗ്നൽ:
- ആന്റിന ശരിയായി ബന്ധിപ്പിച്ചിട്ടുണ്ടെന്നും കേടുപാടുകൾ സംഭവിച്ചിട്ടില്ലെന്നും ഉറപ്പാക്കുക.
- Check for obstructions (especially metallic) between the transmitting and receiving modules.
- Verify that the transmission power is set to an appropriate level (maximum 25mW).
- Environmental interference can affect range; consider testing in different locations.
- മൊഡ്യൂൾ അമിത ചൂടാക്കൽ: Ensure adequate ventilation, especially if operating at maximum transmission power for extended periods. Verify power supply voltage is not exceeding the maximum limit.
10 പാലിക്കൽ വിവരം
The E70-433T14S module is designed to comply with relevant industry standards. As indicated on the module, it is RoHS compliant and carries the CE mark, signifying conformity with European health, safety, and environmental protection standards. The module also has an FCC ID: 2ALPH-E70, indicating compliance with Federal Communications Commission regulations for radio frequency devices.
11. പിന്തുണ
For further technical support, detailed datasheets, programming guides, or inquiries, please visit the official EBYTE webസൈറ്റ്: www.cdebyte.com