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Related Manuals for Ebyte E22-400M33S
Summary of Contents for Ebyte E22-400M33S
- Page 1 E22-400M33S User Manual SX1268 433/470MHz 2W SPI Chip LoRa Module...
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Page 2: Table Of Contents
E22-400M33S User Manual Content DISCLAIMER ..............................................3 1. OVERVIEW............................................... 4 1.1 I ......................................4 NTRODUCTION 1.2 F ......................................... 4 EATURES 1.3 A ..................................5 PPLICATION CENARIOS 2. SPECIFICATION PARAMETERS......................................5 2.1 L ....................................5 IMIT PARAMETERS 2.2 W ..................................5 ORKING PARAMETERS 3. MECHANICAL DIMENSIONS AND PIN DEFINITION ............................6 4. -
Page 3: Disclaimer
E22-400M33S User Manual Disclaimer EBYTE reserves all rights to this document and the information contained herein. Products, names, logos and designs described herein may in whole or in part be subject to intellectual property rights. Reproduction, use, modification or disclosure to third parties of this document or any part thereof without the express permission of EBYTE is strictly prohibited. -
Page 4: Overview
E22-400M33S User Manual 1. Overview 1.1 Introduction E22-400M33S is based on the new generation of LoRaTM RF chip SX1268 produced by Semtech in the United States as the core of independent research and development of the maximum power of 2W and suitable for 433/470MHz SMD LoRaTM wireless module, using industrial-grade high-precision 32MHz crystal oscillator. -
Page 5: Application Scenarios
E22-400M33S User Manual Industrial-standard design, supporting extended use at -40 to +85°C. Dual antennas optional (IPEX/stamp hole) for user-friendly secondary development and easy integration. 1.3 Application Scenarios Home security alarms and remote keyless entry. Smart home as well as industrial sensors, etc.. - Page 6 E22-400M33S User Manual Dormant current（uA） Software shutdown Maximum transmitting power（dBm） 33.0 33.5 32.5 Reception sensitivity（dBm） -124 -125 -126 Airspeed 0.3kbps 0.6k 300k User-programmed control airspeed（bps） 0.018k 62.5k User-programmed control Main parameters Description Remarks Clear and open, antenna gain 5dBi, antenna height 2.5m, air rate...
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Page 7: Mechanical Dimensions And Pin Definition
E22-400M33S User Manual 3. Mechanical dimensions and pin definition Pin Serial Pin Name Pin Usage Number Orientation Ground wire, connected to power reference ground Ground wire, connected to power reference ground Ground wire, connected to power reference ground Ground wire, connected to power reference ground... -
Page 8: Basic Operation
E22-400M33S User Manual BUSY Output For status indication (see SX1268 manual for details) NRST Input Chip reset trigger Input pin, active low MISO Output SPI Data Output Pin MOSI Input SPI Data Input Pin Input SPI Clock Input Pin Input... -
Page 9: Software Writing
E22-400M33S User Manual appropriate isolation and shielding can be done. communication line if the use of 5V level, must be connected in series with 1k-5.1k resistors (not recommended, there is still a risk of damage). try to stay away from some of the physical layer is also 2.4GHz TTL protocol, for example: USB3.0. -
Page 10: Basic Applications
E22-400M33S User Manual 5. Basic Applications 5.1 Basic Circuits 6. Frequently Asked Questions 6.1 Communication range is too short The communication distance will be affected when obstacle exists. Data lose rate will be affected by temperature, humidity and co-channel interference. -
Page 11: Module Is Easy To Damage
E22-400M33S User Manual 6.2 Module is easy to damage Please check the power supply to ensure that it is within the recommended value. If it exceeds the maximum value, the module will be permanently damaged; Please check the stability of power source, the voltage cannot fluctuate too much. -
Page 12: Related Models
E22-400M33S User Manual 8. Related Models Transmitting Test Frequency Size Communicatio Chip power Distance Package n Interface E22-400M22S SX1268 433/470M 14*20 E22-900M22S SX1262 868/915M 14*20 E22-400M33S SX1268 433/470M 24*38.5 E22-900M30S SX1262 868/915M 24*38.5 E22-230T22S SX1262 230M 16*26 E22-400T22S SX1268 433/470M... -
Page 13: Antenna Guide
E22-400M33S User Manual 9. Antenna Guide 9.1 Antenna Recommendations Antenna is an important role in the communication process, often poor quality antenna will have a great impact on the communication system, so we recommend some antennas as supporting our wireless module and more excellent performance and reasonable price. -
Page 14: Batch Packing Method
E22-400M33S User Manual 10. Batch packing method... -
Page 15: Revision History
About us Technical support: support@cdebyte.com Documents and RF Setting download link:：https://www.cdebyte.com Thank you for using Ebyte products! Please contact us with any questions or suggestions: info@cdebyte.com ------------------------------------------------------------------------------------------------- Official hotline: 028-61399028 ext. 821 Web:https://www.cdebyte.com Address: , Building B5, Mould Industrial Park, 199# Xiqu Ave, High-tech Zone, Chengdu, 611731, Sichuan, China...