Ebyte E19-433M20S2 User Manual
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Summary of Contents for Ebyte E19-433M20S2
- Page 1 E19-433M20S2 User Manual SX1278 433MHz 100mW SMD Wireless Module...
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Page 2: Table Of Contents
Chengdu Ebyte Electronic Technology Co., Ltd. E19-433M20S2 User Manual 目录 1. Overview.................................... 2 1.1 Brief introduction..............................2 1.2 Features..................................2 1.3 Application................................2 2.Specification and parameter............................. 3 2.1 Limit parameter.................................3 2.2 Operating parameter..............................3 3.Size and pin definition............................... 4 4. Basic operation..................................5 4.1 Hardware design............................... 5 4.2 Software editing................................6... -
Page 3: Overview
E19-433M20S2 User Manual 1. Overview 1.1 Brief introduction E19-433M20S2 is a small-sized 433MHz LoRa SMD wireless module, based on the original imported RF chip SX1278 from SEMTECH. Due to the use of the imported SX1278 as the core of the module, with its stable and reliable characteristics, it is favored by the majority of users. -
Page 4: Specification And Parameter
Chengdu Ebyte Electronic Technology Co., Ltd. E19-433M20S2 User Manual Smart home and industrial sensors； Wireless alarm security system； Building automation solutions； Wireless industrial-grade remote control； Health care products； Advanced Meter Reading Architecture(AMI)； Automotive industry applications. -
Page 5: Size And Pin Definition
Chengdu Ebyte Electronic Technology Co., Ltd. E19-433M20S2 User Manual Kbps Air data rate（bps） 0.018 37.5 Kbps LoraTM Main parameter Description Remark Test condition：clear and open area, antenna gain: 5dBi， Distance for reference 5000m antenna height: 2.5m，air data rate: 0.3kbps FIFO... -
Page 6: Basic Operation
Chengdu Ebyte Electronic Technology Co., Ltd. E19-433M20S2 User Manual DIO4 Not connect DIO5 DIO5 Input / Output Configurable IO port（Please find more on SX1278 datasheet） VBAT1, Power supply: 1.8~3.6V (recommended 3.3V,Ceramic filter capacitor is VBAT2,V advised to add) BAT3 Input... -
Page 7: Software Editing
Chengdu Ebyte Electronic Technology Co., Ltd. E19-433M20S2 User Manual affect the performance. It is recommended to keep them away from the module according to the strength of the interference. If necessary, appropriate isolation and shielding can be done； Assume that there are traces with large electromagnetic interference (high-frequency digital, high-frequency analog, ... -
Page 8: Basic Application
Chengdu Ebyte Electronic Technology Co., Ltd. E19-433M20S2 User Manual 5. Basic application 5.1 Basic circuit diagram 6. FAQ 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 9: Module Is Easy To Damage
Chengdu Ebyte Electronic Technology Co., Ltd. E19-433M20S2 User Manual 6.2 Module is easy to damage Please check the power supply source, ensure it is 2.0V~3.6V, voltage higher than 3.6V will damage the module. Please check the stability of power source, the voltage cannot fluctuate too much. -
Page 10: Reflow Soldering Curve
Chengdu Ebyte Electronic Technology Co., Ltd. E19-433M20S2 User Manual 7.2 Reflow soldering curve 8. E19 Series Tx power Test distance Model No. Frequency(Hz) Package Antenna Model No. (dBm) Stamp hole E19-433M20S2 SX1278 433M 15 * 15 Stamp hole E19-915M30S SX1276... -
Page 11: Antenna Guidance
Chengdu Ebyte Electronic Technology Co., Ltd. E19-433M20S2 User Manual 9. Antenna guidance 9.1 Antenna recommendation The antenna is an important role in the communication process. A good antenna can largely improve the communication system. Therefore, we recommend some antennas for wireless modules with excellent performance and reasonable price. -
Page 12: About Us
About us Technical support: support@cdebyte.com Documents and RF Setting download link: www.ebyte.com Thank you for using Ebyte products! Please contact us with any questions or suggestions: info@cdebyte.com ------------------------------------------------------------------------------------------------- Official hotline:028-61399028 Web: www.ebyte.com Address: , Building B5, Mould Industrial Park, 199# Xiqu Ave, High-tech Zone, Chengdu, 611731, Sichuan, China...