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Related Manuals for Ebyte E22-400T30DC
Summary of Contents for Ebyte E22-400T30DC
- Page 1 E22-400T30DC User Manual SX1262 433/470MHz 1W LoRa Module...
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Page 2: Table Of Contents
CONTENTS 1. OVERVIEW ..........................3 ................................4 1.1 I NTRODUCTION 1.2 F ..................................4 EATURES ................................. 5 1.3 A PPLICATION 2. SPECIFICATION AND PARAMETER ..................5 ................................. 5 2.1 L IMIT PARAMETER 2.2 O ..............................5 PERATING PARAMETER 3 SIZE AND PIN DEFINITION ......................6 4. - Page 3 Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual 9 CONFIGURATION INSTRUCTIONS ON COMPUTER ............18 10 HARDWARE DESIGN ........................ 19 11 FAQ ..............................20 ........................20 11.1 C OMMUNICATION RANGE IS TOO SHORT ..........................20 11.2 M ODULE IS EASY TO DAMAGE ..........................
- Page 4 E22-400T30DC 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.
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Page 5: Overview
E22-400T30DC User Manual 1. Overview 1.1 Introduction E22-400T30DC is new lora module (UART) based on SEMTECH's SX1262 RF chip. It has multiple transmission modes working at 410.125 ～ 493.125MHz, LoRa spread spectrum technology, TTL level output, compatible with 3.3V and 5V IO port voltage. -
Page 6: Application
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual 1.3 Application Home security alarm and remote keyless entry； Smart home and industrial sensors； Wireless alarm security system； Building automation solutions； Wireless industrial-grade remote control； Health care products；... -
Page 7: Size And Pin Definition
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual Main parameter Description Remark Test condition：clear and open area, antenna gain: 5dBi， Distance for reference 10km antenna height: 2.5m，air data rate: 2.4kbps Can be configured via command as 32/64/128/240 bytes TX length... - Page 8 Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual Name Direction Function Input Work with M1 to decide 4 working modes of module (not suspended, if not （weak pull-up） used, could be grounded). Input Work with M0 to decide 4 working modes of module (not suspended, if not （weak pull-up）...
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Page 9: Connect To Mcu
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual 4. Connect to MCU Description（STM8L MCU） The UART module is TTL level. For some MCU works at 5VDC, it may need to add 4-10K pull-up resistor for the TXD & AUX pin. -
Page 10: Function Description
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual 5 Function description 5.1 Fixed transmission 5.2 Broadcasting transmission 5.3 Broadcasting address For example: Set the address of module A as 0xFFFF or 0x0000, and the channel as 0x04; When module is the transmitter (transparent transmission), all modules under channel 0x04 will receive the data, the purpose of ... -
Page 11: Monitor Address
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual broadcast is realized. 5.4 Monitor address For example: Set the address of module A as 0xFFFF or 0x0000, and the channel as 0x04; When module A is the receiver, it can receive the data sent from all modules under channel 0x04, the purpose of monitor is ... -
Page 12: Indication Of Wireless Transmitting
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual 5.6.2 Indication of wireless transmitting Buffer (empty): the internal 1000 bytes data in the buffer are written to the RFIC (Auto sub-packaging). When AUX=1, the user can input data less than 1000 bytes continuously without overflow. Buffer (not empty): when AUX=0, the internal 1000 bytes data in the buffer have not been written to the RFIC completely. -
Page 13: Operating Mode
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual When the user switches to other operating modes from mode 3 (sleep mode) or it’s still in reset process, the module will reset user parameters, during which AUX outputs low level. -
Page 14: Normal Mode （Mode 0
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual Similarly, any mode switching can use this feature. After the module processes the current mode event, it will automatically enter the new mode within 1ms; thus eliminating the need for the user to query AUX and achieve the purpose of fast switching;... -
Page 15: Deep Sleep Mode
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual 6.5 Deep sleep mode（Mode 3） M0 = 1，M1 = 1 Type Transmitting Unable to transmit wireless data Receiving Unable to receive wireless data When from the sleep mode to other modes, the module will reconfigure the parameters. During the configuration process, Note AUX will remain low;... -
Page 16: Register Description
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual Send: C2 00 04 12 34 00 61 Return: C1 00 04 12 34 00 61 Command: CF CF + normal command Respond：CF CF + normal respond E.g 1: Channel is 0x09... - Page 17 Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual When the data is smaller than the sub packet length, the serial output of the receiving end is an 7，6： Sub packet setting uninterrupted continuous output. 00: 240 bytes（default） When the data is larger than the sub packet length,...
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Page 18: Factory Default Parameter
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual The module is unable to transmit data minimum 500ms and works in WOR monitoring mode. The The longer the WOR monitoring interval period, the monitoring period is as follows (WOR cycle), lower the average power consumption, but the which can save a lot of power. -
Page 19: Configuration Instructions On Computer
As shown in the figure: the data sent by node 1, the nodes 2, 4 can receive the data sent by node 2, 4, and node 1 can also receive 9 Configuration instructions on computer The following figure shows the E22-400T30DC configuration host computer display interface, the user can switch to the ... -
Page 20: Hardware Design
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual In the configuration on computer, the module address, frequency channel, network ID, and key are all in decimal mode. The range of values of each parameter is: Network address: 0-65535... -
Page 21: Faq
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual High-frequency digital routing, high-frequency analog routing, and power routing must be avoided under the module. If it is necessary to pass through the module, assume that the module is soldered to the Top Layer, and the copper is spread on the Top Layer of the module contact part(well grounded), it must be close to the digital part of the module and routed in the Bottom Layer；... -
Page 22: Ber(Bit Error Rate) Is High
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual 11.3 BER(Bit Error Rate) is high There are co-channel signal interference nearby, please be away from interference sources or modify frequency and channel to avoid interference; Poor power supply may cause messy code. Make sure that the power supply is reliable. -
Page 23: Reflow Soldering Curve
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual 12.2 Reflow soldering curve 13 E22 series Frequency Tx power Distance Size Model No. Core IC Package Interface E22-900T22S SX1262 868M 915M 16*26 UART E22-230T22S SX1262 230M 16*26 UART E22-400T22S SX1268... -
Page 24: Antenna Recommendation
Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30DC User Manual 14 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 25: Package For Batch Order
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 ------------------------------------------------------------------------------------------------------------ Web: www.ebyte.com Address: Building B5, Mould Industrial Park, 199# Xiqu Ave, West High-tech Zone, Chengdu, 611731, Sichuan, China...