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E22-400M22S User Manual

SX1268 433/470MHz SPI SMD LoRa Module

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Summary of Contents for E22-400M22S

Page 1: ...E22 400M22S User Manual SX1268 433 470MHz SPI SMD LoRa Module...

Page 2: ...RAMETER 3 2 2 OPERATING PARAMETER 3 3 SIZE AND PIN DEFINITION 4 4 BASIC OPERATION 6 4 1 HARDWARE DESIGN 6 4 2 SOFTWARE PROGRAMMING 7 5 FAQ 7 5 1 COMMUNICATION RANGE IS TOO SHORT 7 5 2 MODULE IS EASY T...

Page 3: ...dance with industrial grade standards and this products obtained FCC CE and RoHS certification already and so users do not need to worry about the performance Adopted industrial grade high precision 3...

Page 4: ...manent damage to module Blocking power dBm 10 Chances of burn is slim when modules are used in short distance Operating temperature 40 85 2 2 Operating parameter Main parameter Performance Remark Min...

Page 5: ...tance for reference 7000m Test condition clear and open area antenna gain 5dBi antenna height 2 5m air data rate 0 3kbps FIFO 256Byte Maximum length of single transmission Crystal frequency 32MHz Modu...

Page 6: ...igurable universal IO port see SX1262 manual for details 9 VCC Output Power supply 1 8V 3 7V it is recommended to add external ceramic filter capacitor 10 GND Ground 11 GND Ground 12 GND Ground 13 DIO...

Page 7: ...itor should be increased and as close as possible to the VCC and GND pins of module Note It is recommended to use DC stabilized power supply to supply power to the module The power supply ripple coeff...

Page 8: ...performance of the module It is necessary to ensure that the antenna is exposed preferably vertically upward When the module is mounted inside the case use a good antenna extension cable to extend th...

Page 9: ...whether there is interference on the SPI line The SPI bus line should not be too long Unsatisfactory power supply may also cause garbled characters and ensure the reliability of the power supply If th...

Page 10: ...it power dBm Test distance km Air Data rate Packaging Size mm E22 900T22S SX1262 868M 915M 22 7 SMD 16 26 UART E22 230T22S SX1262 230M 22 7 SMD 16 26 UART E22 400T22S SX1268 433M 470M 22 7 SMD 16 26 U...

Page 11: ...na TX433 JW 5 Rubber antenna 433M SMA J 2 50mm Flexible Omnidirectional TX433 JWG 7 Rubber antenna 433M SMA J 2 5 75mm Flexible Omnidirectional TX433 JK 20 Rubber antenna 433M SMA J 3 210mm Flexible O...

Page 12: ...n Date Description Issued by 1 0 2018 9 18 Original version huaa 1 1 2019 2 17 Content added Ray 1 2 2019 04 03 Content updated Ray 1 3 2019 11 14 Ren About us Website www ebyte com Sales info cdebyte...

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