2A8C3-E22P900M30Swireless module

Chengdu Ebyte Electronic Technology Co., Ltd. E22P-xxxMxxS user manual Copyright © 2012–2025 , Chengdu Ebyte Electronic Technology Co., Ltd. 1 E22P-915M30S User Manual SX1262 915MHz 1W SPI SMD LoRa module Chengdu Ebyte Electronic Technology Co., Ltd. E22P-xxxMxxS user manual Copyright © 2012–2025 , Chengdu Ebyte Electronic Technology Co., Ltd. 1 Contents Disclaimer .......................................................................................................................................................................................................... 2 1 Overview ......................................................................................................................................................................................................... 2 1.1 Introduction ....................................................................................................................................................................................... 2 1.2 Features ............................................................................................................................................................................................... 3 1.3 Application Scenarios...................................................................................................................................................................... 3 2 Specifications ................................................................................................................................................................................................. 4 2.1 RF parameters ................................................................................................................................................................................... 4 2.2 Electrical parameters ....................................................................................................................................................................... 4 2.3 Hardware Parameters ...................................................................................................................................................................... 4 3 Mechanical Dimensions and Pin Definition ........................................................................................................................................... 5 4 Basic Operations ........................................................................................................................................................................................... 6 4.1 Hardware Design .............................................................................................................................................................................. 6 4.2 Software Writing .............................................................................................................................................................................. 7 5 Basic Applications ........................................................................................................................................................................................ 8 5.1 Recommended Circuit..................................................................................................................................................................... 8 6 Frequently Asked Questions ....................................................................................................................................................................... 9 6.1 The transmission distance is not ideal ......................................................................................................................................... 9 6.2 Modules are vulnerable to damage .............................................................................................................................................. 9 6.3 Bit Error Rate is Too High .......................................................................................................................................................... 10 7 Welding Operation Instructions .............................................................................................................................................................. 10 7.1 Reflow Temperature ................................................................................................................................................................ ..... 10 7.2 Reflow Oven Curve ...................................................................................................................................................................... 11 8 Related Models ........................................................................................................................................................................................... 11 9 Antenna Guide ............................................................................................................................................................................................ 12 9.1 Antenna Recommendations ........................................................................................................................................................ 12 10 Bulk Packaging Methods ....................................................................................................................................................................... 12 Revision History ............................................................................................................................................................................................ 13 About Us .......................................................................................................................................................................................................... 13 Chengdu Ebyte Electronic Technology Co., Ltd. E22P-xxxMxxS user …

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ChengduEbyteElectronicTechnologyCo.,Ltd. CoveredEquipmentCertificationAttestationLetter 9/22/2025 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2A8C3-E22P900M30S ChengduEbyteElectronicTechnologyCo.,Ltd(“theapplicant”)certifiesthatthe equipmentforwhichauthorizationissoughtisnot“covered”equipmentprohibitedfrom receivinganequipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. ChengduEbyteElectronicTechnologyCo.,Ltd(“theapplicant”)certifiesthat,asofthe dateofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredList(as aspecificallynamedentityoranyofitssubsidiariesoraffiliates)asanentityproducing “covered”equipment. ChengduEbyteElectronicTechnologyCo.,Ltd(“theapplicant”)certifiesthatthe equipmentforwhichauthorizationissoughtdoesnotincludecybersecurityoranti-virus softwareproducedorprovidedbyKasperskyLab,Inc.oranyofitssuccessorsand assignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofits successorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886 andKDB986446D01CoveredEquipmentGuidancesectionB(2a). Signed: Printedname:YongLi Title:GeneralManager CompanyName:ChengduEbyteElectronicTechnologyCo.,Ltd Date:9/22/2025

ChengduEbyteElectronicTechnologyCo.,Ltd * theapplicantmustdesignateacontactlocatedintheUnitedStatesforpurposesofactingasthe applicant’sagentforserviceofprocess,regardlessofwhethertheapplicantisadomesticorforeign entity.AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforserviceofprocess. U.S.AgentDesignationforServiceofProcess- CertificationAttestationLetter 9/22/2025 TO:FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 ATTN.:ReviewingEngineer FCCID:2A8C3-E22P900M30S FRNofapplicant:0032670374 Persection2.911(d)(7)oftheFCCrules,[ChengduEbyteElectronicTechnologyCo.,Ltd](“the applicant”)certifiesthattheequipmentforwhichauthorizationissoughtisdesignatedtothe followingU.S.agent*forserviceofprocess: CompanyName:GlobalProductServices&ConsultationLLC FCCRegistrationNumber(FRN):0033406703 PhysicalU.S.CompanyAddress:328WPalmAve,Monrovia.CA91016 ContactPerson:ChiS.Chan AgentEmailAddress:[email protected] Theabovecontactpersonacceptstheobligationforserviceofprocess. Theapplicantacceptstomaintainanagentfornolessthanoneyearafterthegranteehas terminatedallmarketingandimportationortheconclusionofanyCommission-related proceedinginvolvingtheequipment. ApplicantSigned: Signed: Printedname:YongLi Title:GeneralManager CompanyName:ChengduEbyteElectronic TechnologyCo.,Ltd Date:9/22/2025 AgentSigned(ifdifferentfromApplicant): Signed: Printedname:ChiS.Chan Title:TechnicalDirector CompanyName:GlobalProductServices& ConsultationLLC Date:9/22/2025

ChengduEbyteElectronicTechnologyCo.,Ltd. RequestforLong-TermConfidentialityLetter-FCC (2025/09/22) RE:CONFIDENTIALITYREQUESTFOR(EUTNAME:wirelessmodule/MODEL #E22P-915M30SANDFCCID#2A8C3-E22P900M30S) ToWhomItMayConcern: Thisletterservesasanofficialrequestforconfidentialityundersections0.457and0.459 ofCFR47.Wehaverequestedthatthe(Schematics,OperationalDescription,Block Diagrams)requiredtobesubmittedwiththisapplicationbepermanentlywithheldfrom publicreview. Thedocumentslistedabovecontaintradesecretsthataretreatedasconfidentialbyus. Substantialcompetitiveharmtouscouldresultshouldtheybemadeavailabletothe public. Pleasecontactmeifthereisanyinformationyoumayneed. Sincerely, Signature: PrintedName:YongLi Company:ChengduEbyteElectronicTechnologyCo.,Ltd Email:[email protected] Telephone:18615799380

ChengduEbyteElectronicTechnologyCo.,Ltd. Date:2025-09-22 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 RE:LETTEROFAGENTAUTHORIZATION FCCID:2A8C3-E22P900M30S ToWhomItMayConcern: We,theundersigned,herebyauthorizeComplianceTesting,LLCtoactonourbehalfinallmatters relatingtoapplicationforequipmentauthorization,includingthesigningofalldocumentsrelatingto thesematters. Wealsoherebycertifythatnopartytotheapplicationauthorizedhereunderissubjecttothedenialof benefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuseActof1988,21 U.S.C.853(a). Signature: PrintedName:YongLi Company:ChengduEbyteElectronicTechnologyCo.,Ltd Email:[email protected] Telephone:18615799380

FCC ID: 2A8C3-E22P900M30S External photos RF ANT FCC ID: 2A8C3-E22P900M30S FCC ID: 2A8C3-E22P900M30S

Label & Location SIZE: 38.5±0.1mm * 24.0±0.1mm

FCC ID: 2A8C3-E22P900M30S Internal photos RF Chip

Report No.: NTC2507390F01 Dongguan Nore Testing Center Co., Ltd. Address: Building D, Gaosheng Science and Technology park, Hongtu road, Nancheng district, Dongguan city, Guangdong province, China Web: www.ntc-c.com Tel:+86-769-2202 2444 Fax:+86-769-2202 2799 Page 1 of 11 RF EVALUATION TEST REPORT Applicant......................... : Chengdu Ebyte Electronic Technology Co., Ltd. Address........................... : Building B5, Mould Industrial Park, 199# Xiqu Ave, West High-tech Zone, Chengdu, 611731, Sichuan, China Manufacturer.................... : Chengdu Ebyte Electronic Technology Co., Ltd. Address.......................... : Building B5, Mould Industrial Park, 199# Xiqu Ave, West High-tech Zone, Chengdu, 611731, Sichuan, China Factory ......................... : Chengdu Ebyte Electronic Technology Co., Ltd. Address ......................... : Building B5, Mould Industrial Park, 199# Xiqu Ave, West High-tech Zone, Chengdu, 611731, Sichuan, China Product Name.................. : wireless module Brand Name..................... : EBYTE Model No. ........................ : E22P-915M30S FCC ID............................ : 2A8C3-E22P900M30S Measurement Standard...... : 47 CFR PART 2, Section 2.1093 Receipt Date of Samples.... : July 23, 2025 Date of Tested.................. : July 23, 2025 to August 26, 2025 Date of Report.................. : August 26, 2025 This report shows that above equipment is technically compliant with the requirements of the standards above. All test results in this report apply only to the tested sample(s). Without prior written approval of Dongguan Nore Testing Center Co., Ltd, this report shall not be reproduced except in full. Prepared by Je nny Liu / Project Engineer Approved by Iori Fan / Authorized Signatory Report No.: NTC2507390F01 Page 2 of 11 Table of Contents 1. General Description of EUT ................................................................................................................................ 4 2. Test Facility and Location ................................................................................................................................... 6 3. Applicable Standards and References ................................................................................................................ 7 4. Maximum Permissible Exposure Limit ................................................................................................................ 8 5. RF Exposure Evaluation Results ...................................................................................................................... 11 Report No.: NTC2507390F01 Page 3 of 11 Revision History Report Number Description Issued Date NTC2507390F01 Initial Issue 2025-08-26 Report No.: NTC2507390F01 Page 4 of 11 1. General Description of EUT Product Information Product Name: wireless module Main Model Name: E22P-915M30S Additional Model Name: N/A Model Difference: N/A S/N: 2507-5421 Brand Name: EBYTE Hardware version: V1.0 Software version: V1.0 Rating: DC 5V, 640mA Typical Arrangement: Table-top I/O Port: Refer to the user manual Accessories Information Adapter: N/A Cable: N/A Other: N/A Additional Information Note: N/A Remark: All the information above are provided by the manufacturer. More detailed feature of the EUT please refers to the user manual. Report No.: NTC2507390F01 Page 5 of 11 Technical Specification (SRD) Frequency Range: 902-928MHz Modulation Type: FSK Number of Channel: 51 (refer to following channel list for details) Channel Space: 500KHz Antenna Type: Rod antenna Number of Antenna: 1 Antenna Gain: 3.5dBi (Declared by manufacturer) Report No.: NTC2507390F01 Page 6 of 11 2. Test Facility and Location Test Site : Dongguan Nore Testing Center Co., Ltd. (Dongguan NTC Co., Ltd.) Accreditations and Authorizations : The Laboratory has been assessed and proved to be in compliance with CNAS/CL01 Listed by CNAS, August 13, 2018 The Certificate Registration Number is L5795. The Certificate is valid until August 13, 2030 The Laboratory has been assessed and proved to be in compliance with ISO17025 Listed by A2LA, November 01, 2017 The Certificate Registration Number is 4429.01 The Certificate is valid until December 31, 2025 Listed by FCC, November 06, 2017 Test Firm Registration Number: 907417 Listed by Industry Canada, June 08, 2017 The Certificate Registration Number. Is 46405-9743A The CAB identifier number: CN0015 Test Site Location : Building D, Gaosheng Science and Technology Park, Hongtu Road, Nancheng District, Dongguan City, Guangdong Province, China Report No.: NTC2507390F01 Page 7 of 11 3. Applicable Standards and References According to the specifications of the manufacturer, the EUT must comply with the requirements of the following standards: Test Standards: 47 CFR Part 1, 1.1307 47 CFR Part 2, 2.1093 KDB 447498 D04 v01 Report No.: NTC2507390F01 Page 8 of 11 4. Maximum Permissible Exposure Limit According to 47 CFR Part 1, 1.1307, for single RF sources (i.e., any single fixed RF source, mobile device, or portable device, as defined in paragraph (b)(2) of this section): A single RF source is exempt if: 47 CFR Part 1, 1.1307 (A) The available maximum time- averaged power is no more than 1 mW, regardless of separation distance. This exemption may not be used in conjunction with other exemption criteria other than those in paragraph (b)(3)(ii)(A) of this section. Medical implant devices may only use this exemption and that in paragraph (b)(3)(ii)(A); (B) Or the available maximum time- averaged power or effective radiated power (ERP), whichever is greater, is less than or equal to the threshold P th (mW) described in the following formula. This method shall only be used at separation distances (cm) from 0.5 centimeters to 40 centimeters and at frequencies from 0.3 GHz to 6 GHz (inclusive). P th is given by: Where, And, d = the minimum separation distance (cm) in any direction from any part of the device antenna(s) or radiating structure(s) to th…

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Report No.: NTC2507390FV00 Dongguan Nore Testing Center Co., Ltd. Address: Building D, Gaosheng Science and Technology park, Hongtu road, Nancheng dist rict, Dongguan city, Guangdong province, China Web: www.ntc-c. com Tel:+86-769-2202 2444 Fax:+86-769-2202 2799 Page 1 of 39 FCC RADIO TEST REPORT Applicant............................ : Chengdu Ebyte Electronic Technology Co., Ltd. Address.............................. : Building B5, Mould Industrial Park, 199# Xiqu Ave, West High-tech Zone, Chengdu, 611731, Sichuan, China Manufacturer....................... : Chengdu Ebyte Electronic Technology Co., Ltd. Address.............................. : Building B5, Mould Industrial Park, 199# Xiqu Ave, West High-tech Zone, Chengdu, 611731, Sichuan, China Factory .............................. : Chengdu Ebyte Electronic Technology Co., Ltd. Address............................. : Building B5, Mould Industrial Park, 199# Xiqu Ave, West High-tech Zone, Chengdu, 611731, Sichuan, China Product Name..................... : wireless module Brand Name........................ : EBYTE Model No. .......................... : E22P-915M30S FCC ID ............................... : 2A8C3-E22P900M30S Measurement Standard......... : 47 CFR FCC Part 15, Subpart C (Section 15.247) Receipt Date of Samples........ : Ju ly 23, 2025 Date of Tested..................... : Ju ly 23, 2025 to August 26, 2025 Date of Report..................... : August 26, 2025 This report shows that above equipment is technically compliant with the requirements of the standards above. All test results in this report apply only to the tested sample(s). With out prior written approval of Dongguan Nore Testing Center Co., Ltd, this report shall not be reproduced except in full. Prepared by Jenny Liu / Project Engineer Approved by Iori Fan / Authorized Signatory Report No.: NTC2507390FV00 Page 2 of 39 Table of Contents 1. Summary of Test Result ...................................................................................................................................... 4 2. General Description of EUT ................................................................................................................................ 5 3. Test Channels and Modes Detail ........................................................................................................................ 8 4. Configuration of EUT ........................................................................................................................................... 8 5. Modification of EUT ............................................................................................................................................. 8 6. Description of Support Device ............................................................................................................................. 9 7. Test Facility and Location ................................................................................................................................. 10 8. Applicable Standards and References .............................................................................................................. 11 9. Deviations and Abnormalities from Standard Conditions ................................................................................. 11 10. Test Conditions ............................................................................................................................................... 12 11. Measurement Uncertainty ............................................................................................................................... 13 12. Sample Calculations ....................................................................................................................................... 14 13. Test Items and Results ................................................................................................................................... 15 13.1 Conducted Emissions Measurement ............................................................................................................ 15 13.2 Maximum Conducted Output Power Measurement ...................................................................................... 19 13.3 6dB Bandwidth Measurement ....................................................................................................................... 21 13.4 Power Spectral Density Measurement ......................................................................................................... 24 13.5 Band Edge and Conducted Spurious Emissions Measurement ................................................................... 26 13.6 Radiated Spurious Emissions and Restricted Bands Measurement ............................................................ 31 13.7 Antenna Requirement ................................................................................................................................... 38 14. Test Equipment List......................................................................................................................................... 39 Report No.: NTC2507390FV00 Page 3 of 39 Revision History Report Number Description Issued Date NTC2507390FV00 Initial Issue 2025-08-26 Report No.: NTC2507390FV00 Page 4 of 39 1. Summary of Test Result FCC Rules Description of Te st Result Remarks §15.207 (a) AC Power Conducted Emission PASS --- §15.247(b)(3) Maximum Conducted Output Power PASS --- §15.247(a)(2) 6dB Bandwidth PASS --- §15.247(e) Power Spectral Density PASS --- §15.247(d), §15.209, §15.205 Band Edge PASS --- §15.247(d) Conducted Spurious Emissions PASS --- §15.247(d), §15.209, §15.205 Radiated Spurious Emissions and Restricted Bands PASS --- §15.203 Antenna Requirement PASS --- Report No.: NTC2507390FV00 Page 5 of 39 2. General Description of EUT Product Information Product Name: wireless module Main Model Name: E22P-915M30S Additional Model Name: N/A Model difference: N/…

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915MHzRODANTENNA TECHNICALDATASHEET TX915-JKD-20RP VERSION：3.3DATE：2023-08-01 TEL：028-61542639WEBSITE：WWW.ZIISOR.COM CHENGDUZIISORTECHNOLOGYCO.,LTD.EXPERTOFIOTANTENNA TX915-JKD-20RP 1/4 Copyright@ChengduZiisorTechnologyCo.,Ltd2020ExpertofIoTAntenna TX915-JKD-20RP NO.MECHANICALSPECIFICATIONSVALUECOMMENT 01PartNumberTX915-JKD-20RP915MHzRodAntenna 02MaterialTPEE 03MaterialofRadiatorCopper 04ConnectorTypeRPSMAMale 05AntennaColourBlack 06OverallLength200mmOD13mm 07CableTypeN/A 08CableLengthN/A 09Weight22g±2g NO.ELECTRICALSPECIFICATIONSVALUECOMMENT 01Frequency915MHz895~935MHz 02AntennaGain3.5dBi 03RadiationtypeOmnidirectional 04PolarizationLinearVertical 05NominalImpedance50Ω 06PowerCapacity20W 07S.W.R.≤1.5 NO.ENVIRONMENTALSPECIFICATIONSVALUECOMMENT 01OperationTemperature-30°C～+75°C 02StorageTemperature-30°C～+75°C 03RoHSCompliantYES TX915-JKD-20RP 2/4 Copyright@ChengduZiisorTechnologyCo.,Ltd2020ExpertofIoTAntenna MECHANICALDRAWING UNIT:mm ITEMPARTNAMEQUANTITYMATERIAL/FINISH aRadome1TPEEBlack bConnector1RPSMAMaleNickelplated TX915-JKD-20RP 3/4 Copyright@ChengduZiisorTechnologyCo.,Ltd2020ExpertofIoTAntenna S.W.R. SMITH w TX915-JKD-20RP 4/4 Copyright@ChengduZiisorTechnologyCo.,Ltd2020ExpertofIoTAntenna EFFICIENCY/GAINTEST No. Frequency Hz Efficiency % Gain dBi 01910M61.453.29 02915M68.163.05 03920M71.663.88 04925M68.724.36 05930M71.624.26 06935M77.054.33 07940M78.174.44 08945M79.544.26 RADIATIONPATTERN 915MHz DISCLAIMER Inordertoprovideouruserswithbetterservice,ChengduZiisorTechnologyCo.,Ltd(hereinafter referredtoasziisor)willtrytopresentasdetailedandaccurateproductinformationaspossiblein thismanual.However,duetothetimelinessofthemanualcontent,ziisorshallnotabsolutelyguarantee theunlimitedtimelinessandapplicabilityofthefile.Ziisorhastherighttoupdatethemanualcontent withoutfurthernotice.Togetthelatesteditioninformation,plsvisittheofficialwebsiteofziisor orcontactourcustomerservicestaff.Thanksforyourtrustandsupport! CONTACTUS CompanyNameChengduZiisorTechnologyCo.,Ltd Telephone+86-028-61542639 Websitewww.ziisor.com [email protected] [email protected] CompanyAddress B5MoldingToolIndustryPark,No.199XiQuAvenue, Chengdu,China

FCC ID: 2A8C3-E22P900M30S Test Photo Radiated emission (Below 30MHz) Radiated emission (30-1000MHz) FCC ID: 2A8C3-E22P900M30S Radiated emission (Above 1000MHz) FCC ID: 2A8C3-E22P900M30S Conducted Emission