P53-EMC3091Embedded Wi-Fi/BLE Module

CopyrightofShanghaiMXCHIPInformationTechnologyCo.,Ltd. Abstract InputVoltage：3.0V~3.6V  OperatingTemperature：-20°Cto+85°C Processor:Cortex-M33ProcessorCoreMX1300CF MX1300CF:Mainfrequencyupto100MHz  SWD/JTAGsimulationdebuggerinterface Memory  256KbytesSRAM  384bytesOTPmemoryarea 2MbytesXIPflash Wi-Fi IEEE802.11b/g/n1T1R2.4GHzSingleFrequency SupportHT20,upto65Mbps@MCS7 Support802.11eQoSenhancement(WMM) SupportWPA/WPA2PSK，Open/WEP/TKIP/CCMP SupportWPA/WPA2Enterprise  SupportWPS，Wi-FiDirect  SupportIEEEPowerSavemode Bluetooth  BluetoothLowEnergyBLEcompliantwiththe4.2 standard Wi-FiandBLEtimedivisionmultiplexing,sharing thesamePAandantenna SupportBluetoothslavemode,canbeusedfor Bluetoothdistributionnetwork RichPeripherals  8xGPIO 1xSPI，1xI2C 8xPWM 3xUART，supporthardwareflowcontrol  Low-energyRTC   InterfaceandDimension Goldenfinger PCBantenna:15mmx14.5mmx2.8mm  ApplicationFunctions SupportMXOSoperatingsystem ProvidemajorcloudplatformsaccessSDK  Massproductionfirmwarefortypicalapplications  Typicalapplications  smarthomeappliances  smartelectricequipment Industrialautomation OrderCode OrderCodeDescription EMC3091-PZI5PCBantenna,traypackage DataSheet EMC3091Wi-Fi/BLEModule Built-inARMCortex-M33MCU 2.4GHzIEEE802.11b/g/n,Bluetooth4.2 ultra-highintegration,richperipherals Version:1.0Date:2020-05-18Number:DS0172EN EMC3091SeriesWi-Fi/BLEModuleDatasheet CopyrightofShanghaiMXCHIPInformationTechnologyCo.,Ltd. OrderCode Forexample, EMC3 09 1 -PZI5-xxx ProductSeries EMC=IoTWi-Fi/BLEModule ProductType 3=Weldingtypewirelessmodule Typicaltargetapplicationsandfeatures 09=IOTApplication9Series Dimensions,enhancements 1=GoldenFinger RFInterface P=2.4GHzOn-BoardPCBAntenna PSRAMcapacity(optional) Z=NoPSRAM Flashcapacity I=2Mbytesofflashstorage Temperaturerange 5=Industrialgradetemperaturerange,-20°C~85°C Optional TR=tapereelpackage(defaultpackageistray) Foralistofallrelevantfeatures(e.g.packaging,minimumorderquantity,etc.)andotherinformation,please contactyournearestMXCHIPpointofsaleordistributor. Accessories OrderCodeDescription MXKIT-BaseDevelopmentboardforallEMC3091modules MXKIT-Core-3091ThedevelopmentboardcoreboardfortheEMC3091,usedwithMXKIT-Base FX-3091EMC3091productionfixturewithaccompanyingtestboard：MXKIT-Base EMC3091SeriesWi-Fi/BLEModuleDatasheet CopyrightofShanghaiMXCHIPInformationTechnologyCo.,Ltd. ReleaseNote DateVersionDescription 2020-05-181.0Initialversion CopyrightNotice Withoutpermission,itisprohibitedtouseorcopyalloranypartofthismanual,especiallyfortrademarks,modelnaming, partnumbersanddrawings EMC3091SeriesWi-Fi/BLEModuleDatasheet 4 Contents 1.Introduction............................................................................................................................................................................6 2.PinDefinition..........................................................................................................................................................................7 2.1.PinArrangement............................................................................................................................................................................................7 2.2.PinDefinition..................................................................................................................................................................................................7 3.ElectricParameter..................................................................................................................................................................9 3.1.AbsoluteMaximumParameters..................................................................................................................................................................9 3.2.WorkingCondition........................................................................................................................................................................................9 3.3.GeneralI/OPort...........................................................................................................................................................................................10 3.4.TypicalApplicationPowerConsumption.................................................................................................................................................10 3.5.ESD.................................................................................................................................................................................................................10 3.6.RFparameter................................................................................................................................................................................................11 3.6.1.Wi-FiParameter..........................................................................................................................................................................................................................11 3.6.2.BluetoothRFparameter...........................................................................................................................................................................................................12 4.AntennaInformation...........................................................................................................................................................13 4.1.PCBantennaparametersanduse..............................................................................................................................................................13 4.1.1.On-boardPCBparameter.....................................................................................................................................................................................................13 4.2.PCBAntennaClearance............................................................................................…

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1 / 3 RF Report Model Name EMC3091-P HW Solution IOT WLAN (802.11) Module MX1300CF FW Version 0000.0000.A304 Report No. MXCHIP-EMC3091-P RF Test_001 Manufacture and Applicant Shanghai MXCHIP Information Technology Address 9th Floor, No.5, Lane2145, Jinsha Jiang Road, Putuo District, Shanghai Tester Reviewer 2 / 3 1. Test Device 2. Test Environment Setup 3. Test Equipment Equipment Model Manufacture Vector Network Analyzer E5071C KEYSIGHT Comprehensive Test Instrument RayZone-5000 GTS 4. Antenna Efficient and Gain Passive Test For Wi-Fi Freq （MHz） Effi （%%） Effi （dB） Gain （dBi） Min （dB） Attenut Hor Attenut Ver 2400 61.5 -1.7 1.9 -11.62 53.3 52.5 2410 61.6 -2.0 1.8 -10.98 52.8 51.6 2420 61.8 -1.7 1.8 -10.65 52.8 53.3 2430 62.1 -1.8 2.0 -11.08 53.8 52.4 2440 62.2 -1.7 1.9 -10.73 52.5 52.7 2450 62.7 -2.0 1.8 -11.23 53.6 53.6 2460 62.6 -2.0 1.9 -10.70 52.8 52.5 2470 61.2 -1.9 2.0 -11.32 53.6 52.4 2480 61.4 -2.0 1.9 -10.83 52.7 52.6 2490 62.5 -1.9 1.9 -10.35 53.2 52.0 2500 61.3 -2.2 1.9 -10.55 53.2 53.4 3 / 3 5. Antenna Radiation 6. Antenna Type Antenna Type: PCB Antenna, 2.4GHz.

Report No.: S202509109395-A3 Page Number: 1 of 3 Attachment 3：Test Setup Photo of EUT Description: Radiated Emission Test Setup for Below 1GHz Description: Radiated Emission zoom in Test Setup Below 1GHz Report No.: S202509109395-A3 Page Number: 2 of 3 Description: Radiated Emission Test Setup for Above 1GHz Description: Radiated Emission zoom in Test Setup Above 1GHz Report No.: S202509109395-A3 Page Number: 3 of 3 Description: Conducted Test Setup Photo

ReportNo.:S20250910939502 PageNumber: 81 of 123 TestMode:802.11n-HT20TestDate:2025-10-14 TestChannel:01TestEngineer:StoneZhang SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11092.0061.1637.28-23.8874.0036.72150143PKHorizontalPASS 21793.0062.2342.69-19.5474.0031.3115076PKHorizontalPASS 31995.0063.4445.24-18.2074.0028.7615087PKHorizontalPASS 42392.0066.5250.18-16.3474.0023.8215087PKHorizontalPASS 53787.0053.5943.29-10.3074.0030.71150248PKHorizontalPASS 64824.0053.8747.15-6.7274.0026.8515039PKHorizontalPASS 71061.0050.2426.24-24.0054.0027.76150121AVHorizontalPASS 81766.0056.8237.05-19.7754.0016.951500AVHorizontalPASS 91995.0048.0229.82-18.2054.0024.1815087AVHorizontalPASS 102391.0060.5344.18-16.3554.009.8215084AVHorizontalPASS 113775.0043.7533.35-10.4054.0020.65150345AVHorizontalPASS 124825.0045.2038.49-6.7154.0015.51150159AVHorizontalPASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20250910939502 PageNumber: 82 of 123 SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11197.0065.0242.54-22.4874.0031.46150123PKVerticalPASS 21765.0063.0043.81-19.1974.0030.19150360PKVerticalPASS 31992.0065.2447.42-17.8274.0026.58150340PKVerticalPASS 42393.0068.5052.01-16.4974.0021.9915048PKVerticalPASS 53999.0055.2046.92-8.2874.0027.08150100PKVerticalPASS 64829.0054.6947.42-7.2774.0026.5815022PKVerticalPASS 71195.0051.8529.36-22.4954.0024.64150235AVVerticalPASS 81773.0057.1338.00-19.1354.0016.001503AVVerticalPASS 91994.0050.5632.75-17.8154.0021.2515089AVVerticalPASS 102393.0059.7843.29-16.4954.0010.7115048AVVerticalPASS 114005.0044.5436.28-8.2654.0017.72150264AVVerticalPASS 124824.0044.5337.25-7.2854.0016.7515015AVVerticalPASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20250910939502 PageNumber: 83 of 123 TestMode:802.11n-HT20TestDate:2025-10-14 TestChannel:06TestEngineer:StoneZhang SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11098.0061.6937.84-23.8574.0036.1615091PKHorizontalPASS 21273.0059.2336.19-23.0474.0037.8115091PKHorizontalPASS 31784.0059.9740.35-19.6274.0033.65150197PKHorizontalPASS 41994.0061.0542.83-18.2274.0031.1715098PKHorizontalPASS 52228.0058.7141.61-17.1074.0032.3915038PKHorizontalPASS 64125.0053.5545.49-8.0674.0028.511504PKHorizontalPASS 71197.0049.6526.19-23.4654.0027.81150338AVHorizontalPASS 81600.0048.2627.17-21.0954.0026.8315047AVHorizontalPASS 91766.0054.4734.70-19.7754.0019.30150118AVHorizontalPASS 102228.0049.0431.94-17.1054.0022.0615038AVHorizontalPASS 112560.0046.7731.13-15.6454.0022.87150139AVHorizontalPASS 124239.0045.0237.18-7.8454.0016.8215077AVHorizontalPASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20250910939502 PageNumber: 84 of 123 SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11248.0068.3446.11-22.2374.0027.8915076PKVerticalPASS 21794.0061.8542.88-18.9774.0031.12150110PKVerticalPASS 31991.0063.7045.86-17.8474.0028.14150103PKVerticalPASS 42264.0063.0546.10-16.9574.0027.9015079PKVerticalPASS 53186.0057.1943.94-13.2574.0030.0615058PKVerticalPASS 63993.0055.9047.58-8.3274.0026.42150110PKVerticalPASS 71199.0052.9830.51-22.4754.0023.4915083AVVerticalPASS 81766.0051.5232.33-19.1954.0021.67150359AVVerticalPASS 91990.0049.8632.02-17.8454.0021.98150118AVVerticalPASS 102319.0053.8137.03-16.7854.0016.97150293AVVerticalPASS 113000.0048.8134.46-14.3554.0019.5415079AVVerticalPASS 123960.0044.3935.88-8.5154.0018.12150268AVVerticalPASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20250910939502 PageNumber: 85 of 123 TestMode:802.11n-HT20TestDate:2025-10-14 TestChannel:11TestEngineer:StoneZhang SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11078.0061.3437.41-23.9374.0036.59150124PKHorizontalPASS 21245.0060.5437.34-23.2074.0036.66150306PKHorizontalPASS 31441.0061.1639.15-22.0174.0034.85150280PKHorizontalPASS 41991.0060.9842.74-18.2474.0031.2615091PKHorizontalPASS 52237.0058.7841.71-17.0774.0032.2915027PKHorizontalPASS 64357.0054.0446.50-7.5474.0027.50150157PKHorizontalPASS 71102.0049.1025.27-23.8354.0028.73150121AVHorizontalPASS 81441.0053.9831.97-22.0154.0022.03150280AVHorizontalPASS 91792.0048.8329.28-19.5554.0024.7215072AVHorizontalPASS 102252.0048.9731.95-17.0254.0022.0515035AVHorizontalPASS 113000.0046.8032.25-14.5554.0021.7515068AVHorizontalPASS 124231.0044.4236.55-7.8754.0017.45150220AVHorizontalPASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20250910939502 PageNumber: 86 of 123 SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11196.0065.4442.95-22.4974.0031.05150246PKVerticalPASS 21395.0062.4541.09-21.3674.0032.9115099PKVerticalPASS 31799.0066.9748.04-18.9374.0025.9615074PKVerticalPASS 41994.0066.3048.49-17.8174.0025.51150327PKVerticalPASS 52212.0063.4046.34-17.0674.0027.6615099PKVerticalPASS 63995.0055.8247.51-8.3174.0026.49150257PKVerticalPASS 71196.0051.3828.89-22.4954.0025.1115099AVVerticalPASS 81799.0052.9534.02-18.9354.0019.9815074AVVerticalPASS 91998.0052.1634.38-17.7854.0019.6215081AVVerticalPASS 102212.0053.6636.60-17.0654.0017.4015099AVVerticalPASS 113000.0048.6334.28-14.3554.0019.7215074AVVerticalPASS 123994.0044.2635.94-8.3254.0018.0615099AVVerticalPASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20250910939502 PageNumber: 87 of 123 6GHz-18GHz TestMode:802.11bTestDate:2025-10-14 TestChannel:01TestEngineer:StoneZhang SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 17368.0043.7840.81-2.9774.003…

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ReportNo.:S20250910939502 PageNumber: 61 of 123 11N20SISO_Ant1_2462_0~Reference 11N20SISO_Ant1_2462_30~1000 ReportNo.:S20250910939502 PageNumber: 62 of 123 11N20SISO_Ant1_2462_1000~26500 ReportNo.:S20250910939502 PageNumber: 63 of 123 7.6.RadiatedSpuriousEmissionMeasurement 7.6.1.TestLimit AlloutofbandemissionsappearinginarestrictedbandasspecifiedinSection15.205oftheTitle 47CFRmustnotexceedthelimitsshowninTableperSection15.209. FCCPart15SubpartCParagraph15.209 Frequency [MHz] FieldStrength [uV/m] MeasuredDistance [Meters] 0.009–0.4902400/F(kHz)300 0.490–1.70524000/F(kHz)30 1.705-303030 30-881003 88-2161503 216-9602003 Above9605003 7.6.2.TestProcedureUsed ANSIC63.10-2020–Section6.6.4.3 7.6.3.TestSetting PeakFieldStrengthMeasurements 1.Analyzercenterfrequencywassettothefrequencyoftheradiatedspuriousemissionof interest 2.RBW=asspecifiedinTable1 3.VBW=3MHz 4.Detector=peak 5.Sweeptime=autocouple 6.Tracemode=maxhold ReportNo.:S20250910939502 PageNumber: 64 of 123 7.Tracewasallowedtostabilize Table1-RBWasafunctionoffrequency FrequencyRBW 9~150kHz200~300Hz 0.15~30MHz9~10kHz 30~1000MHz100~120kHz >1000MHz1MHz AverageFieldStrengthMeasurements 1.Analyzercenterfrequencywassettothefrequencyoftheradiatedspuriousemissionof interest 2.RBW=1MHz 3.VBW=3MHz 4.Detector=PowerAverage(RMS) 5.Numberofsweeppoint=2001(Numberofsweeppointsmustbe≥2xspan/RBW) 6.Sweeptime=auto 7.Trace(RMS)averagingwasperformedoveratleast100traces. ReportNo.:S20250910939502 PageNumber: 65 of 123 7.6.4.TestSetup 9kHz~30MHzTestSetup: 30MHz~1GHzTestSetup: ReportNo.:S20250910939502 PageNumber: 66 of 123 1GHz~18GHzTestSetup: 18GHz~25GHzTestSetup: ReportNo.:S20250910939502 PageNumber: 67 of 123 7.6.5.TestResult TheworstcaseofRadiatedEmissionbelow1GHz: 30MHz–1GHzTestData EUT:EmbeddedWi-Fi/BLEModulePolarity:Horizontal Model:EMC3091-PTestDate:2025-10-14 Mode: Transmitby802.11batChannel 2412MHz Voltage:DC3.3V Environment: Temp:21.8°C;Humi:51% Engineer:StoneZhang FinalDataList NO. Frequency [MHz] Factor [dB/m] QP Reading [dBμV] QP Value [dBμV/m] QP Limit [dBμV/m] QP Margin [dB] Height [cm] Angle [°] PolVerdict 159.6012.766.5319.2940.0020.7110026HorizontalPASS 2106.1812.678.6321.3043.5022.2010020HorizontalPASS 3223.1315.7212.1427.8646.0018.1410036HorizontalPASS 4398.3019.2010.3629.5646.0016.44100315HorizontalPASS 5492.4421.888.6730.5546.0015.45100174HorizontalPASS 6718.5625.108.5233.6246.0012.38100360HorizontalPASS Note: (1)Level=Reading+Factor (2)Margin=Limit-Level (3)Thetesttraceissameastheambientnoiseandtheamplitudeoftheemissionsareattenuatedmorethan 20dBbelowthepermissible(thetestfrequencyrange:9kHz~30MHz,18GHz~25GHz),thereforenodata appearinthereport. ReportNo.:S20250910939502 PageNumber: 68 of 123 EUT:EmbeddedWi-Fi/BLEModulePolarity:Vertical Model:EMC3091-PTestDate:2025-10-14 Mode: Transmitby802.11batChannel 2412MHz Voltage:DC3.3V Environment: Temp:21.8 °C ;Humi:51% Engineer:StoneZhang FinalDataList NO. Frequency [MHz] Factor [dB/m] QP Reading [dBμV] QP Value [dBμV/m] QP Limit [dBμV/m] QP Margin [dB] Height [cm] Angle [°] PolVerdict 1111.0413.039.6522.6843.5020.8210017VerticalPASS 2240.6015.8518.7334.5846.0011.421001VerticalPASS 3288.6316.4718.6835.1546.0010.85100192VerticalPASS 4301.2516.7415.4232.1646.0013.84100150VerticalPASS 5474.0021.347.3928.7346.0017.27100274VerticalPASS 6723.4125.228.5733.7946.0012.21100133VerticalPASS Note: (1)Level=Reading+Factor (2)Margin=Limit-Level (3)Thetesttraceissameastheambientnoiseandtheamplitudeoftheemissionsareattenuatedmorethan 20dBbelowthepermissible(thetestfrequencyrange:9kHz~30MHz,18GHz~25GHz),thereforenodata appearinthereport. ReportNo.:S20250910939502 PageNumber: 69 of 123 1GHz-6GHz TestMode:802.11bTestDate:2025-10-14 TestChannel:01TestEngineer:StoneZhang SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11249.0061.5338.36-23.1774.0035.64150289PKHorizontalPASS 21766.0069.2349.46-19.7774.0024.5415062PKHorizontalPASS 32389.0059.9743.61-16.3674.0030.39150130PKHorizontalPASS 44102.0052.9644.87-8.0974.0029.1315040PKHorizontalPASS 54824.0056.7950.07-6.7274.0023.93150167PKHorizontalPASS 65771.0054.7649.38-5.3874.0024.62150237PKHorizontalPASS 71249.0049.7426.57-23.1754.0027.43150293AVHorizontalPASS 81406.0051.7029.54-22.1654.0024.4615059AVHorizontalPASS 91766.0063.9844.21-19.7754.009.7915062AVHorizontalPASS 102309.0049.3632.57-16.7954.0021.43150137AVHorizontalPASS 114005.0044.2035.65-8.5554.0018.35150342AVHorizontalPASS 124824.0049.5642.84-6.7254.0011.16150163AVHorizontalPASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20250910939502 PageNumber: 70 of 123 SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11195.0064.8542.36-22.4974.0031.64150103PKVerticalPASS 21784.0066.9447.90-19.0474.0026.10150292PKVerticalPASS 31995.0063.5445.74-17.8074.0028.2615058PKVerticalPASS 42606.0058.3942.68-15.7174.0031.3215099PKVerticalPASS 53999.0055.5047.22-8.2874.0026.78150274PKVerticalPASS 64824.0055.3848.10-7.2874.0025.90150262PKVerticalPASS 71195.0055.4732.98-22.4954.0021.02150113AVVerticalPASS 81783.0060.9141.86-19.0554.0012.14150292AVVerticalPASS 92284.0051.4534.55-16.9054.0019.4515095AVVerticalPASS 102601.0049.0433.31-15.7354.0020.69150103AVVerticalPASS 114201.0045.1237.19-7.9354.0016.8115076AVVerticalPASS 124824.0047.8940.61-7.2854.0013.39150262AVVerticalPASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20250910939502 PageNumber: 71 of 123 TestMode:802.11bTestDate:2025-10-14 TestChannel:06TestEngineer:StoneZhang SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11090.0060.9837.09-23.8974.0036.91150145PKHorizontalPASS 21766.0062.8243.05-19.7774.0030.951500PKHorizontalPASS 31992.0062.9644.73-18.2374.0029.2715088PKHorizontalPASS 42206.0061.0743.88-17.1974.0030.12150164PKHorizontalPASS 53873.0053.5544.04-9.5174…

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ReportNo.:S20250910939502 PageNumber: 38 of 123 TestGraphs 11B_Ant1_2412 11B_Ant1_2437 ReportNo.:S20250910939502 PageNumber: 39 of 123 11B_Ant1_2462 11G_Ant1_2412 ReportNo.:S20250910939502 PageNumber: 40 of 123 11G_Ant1_2437 11G_Ant1_2462 ReportNo.:S20250910939502 PageNumber: 41 of 123 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 ReportNo.:S20250910939502 PageNumber: 42 of 123 11N20SISO_Ant1_2462 ReportNo.:S20250910939502 PageNumber: 43 of 123 7.5.ConductedBandEdgeandOut-of-BandEmissions 7.5.1.TestLimit Thelimitforout-of-bandspuriousemissionsatthebandedgeis30dBbelowthefundamental emissionlevel,asdeterminedfromthein-bandpowermeasurementoftheDTSchannel performedina100kHzbandwidthperthePSDprocedure. 7.5.2.TestProcedureUsed KDB558074D01v05r02-Section8.5&Section8.6 ANSIC63.10–Section11.11&11.12 7.5.3.TestSettitng (a)Setthecenterfrequencyandspantoencompassfrequencyrangetobemeasured (b)RBW=100kHz (c)VBW=300kHz (d)Detector=Peak (e)Tracemode=maxhold (f)Sweeptime=autocouple (g)Thetracewasallowedtostabilize 7.5.4.TestSetup ReportNo.:S20250910939502 PageNumber: 44 of 123 7.5.5.TestResult Temperature:21.3~33.5°C RelativeHumidity:32~62% ATMPressure:100.6~101.6kPa TestDate:2025-10-20~2025-11-05 TestEngineer:StoneZhang TestModeChannelChannel RefLevel [dBm] Result [dBm] Limit [dBm] Verdict 802.11b Low24128.75-34.6≤-21.25PASS High24628.78-45.86≤-21.22PASS 802.11g Low2412-0.32-30.48≤-30.32PASS High24620.02-42.31≤-29.98PASS 802.11n-HT20 Low24120.13-29.87≤-29.87PASS High24620.38-39.55≤-29.62PASS TestModeChannel Frequency Range [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict 802.11b 2412 Reference5.345.34---PASS 30~10005.34-50.09≤-24.66PASS 1000~265005.34-32.22≤-24.66PASS 2437 Reference4.584.58---PASS 30~10004.58-50.41≤-25.42PASS 1000~265004.58-35.36≤-25.42PASS 2462 Reference5.645.64---PASS 30~10005.64-51.07≤-24.36PASS 1000~265005.64-34.73≤-24.36PASS 802.11g 2412 Reference-0.47-0.47---PASS 30~1000-0.47-50.77≤-30.47PASS 1000~26500-0.47-41.41≤-30.47PASS 2437 Reference-0.23-0.23---PASS 30~1000-0.23-51.23≤-30.23PASS 1000~26500-0.23-41.73≤-30.23PASS 2462Reference0.090.09---PASS ReportNo.:S20250910939502 PageNumber: 45 of 123 30~10000.09-51.06≤-29.91PASS 1000~265000.09-41.41≤-29.91PASS 802.11n-HT20 2412 Reference0.060.06---PASS 30~10000.06-51.08≤-29.94PASS 1000~265000.06-41.98≤-29.94PASS 2437 Reference0.060.06---PASS 30~10000.06-47.19≤-29.94PASS 1000~265000.06-42.11≤-29.94PASS 2462 Reference0.320.32---PASS 30~10000.32-50.02≤-29.68PASS 1000~265000.32-41.99≤-29.68PASS ReportNo.:S20250910939502 PageNumber: 46 of 123 TheBandedgeTestGraphs 11B_Ant1_Low_2412 11B_Ant1_High_2462 ReportNo.:S20250910939502 PageNumber: 47 of 123 11G_Ant1_Low_2412 11G_Ant1_High_2462 ReportNo.:S20250910939502 PageNumber: 48 of 123 11N20SISO_Ant1_Low_2412 11N20SISO_Ant1_High_2462 ReportNo.:S20250910939502 PageNumber: 49 of 123 TheConductedEmissionsTestGraphs 11B_Ant1_2412_0~Reference 11B_Ant1_2412_30~1000 ReportNo.:S20250910939502 PageNumber: 50 of 123 11B_Ant1_2412_1000~26500 11B_Ant1_2437_0~Reference ReportNo.:S20250910939502 PageNumber: 51 of 123 11B_Ant1_2437_30~1000 11B_Ant1_2437_1000~26500 ReportNo.:S20250910939502 PageNumber: 52 of 123 11B_Ant1_2462_0~Reference 11B_Ant1_2462_30~1000 ReportNo.:S20250910939502 PageNumber: 53 of 123 11B_Ant1_2462_1000~26500 11G_Ant1_2412_0~Reference ReportNo.:S20250910939502 PageNumber: 54 of 123 11G_Ant1_2412_30~1000 11G_Ant1_2412_1000~26500 ReportNo.:S20250910939502 PageNumber: 55 of 123 11G_Ant1_2437_0~Reference 11G_Ant1_2437_30~1000 ReportNo.:S20250910939502 PageNumber: 56 of 123 11G_Ant1_2437_1000~26500 11G_Ant1_2462_0~Reference ReportNo.:S20250910939502 PageNumber: 57 of 123 11G_Ant1_2462_30~1000 11G_Ant1_2462_1000~26500 ReportNo.:S20250910939502 PageNumber: 58 of 123 11N20SISO_Ant1_2412_0~Reference 11N20SISO_Ant1_2412_30~1000 ReportNo.:S20250910939502 PageNumber: 60 of 123 11N20SISO_Ant1_2437_30~1000 11N20SISO_Ant1_2437_1000~26500

FangguangInspection&TestingCo.,Ltd. Tel:+86-020-38699960-6006Email:[email protected]://www.fgtest.cn TRFNo.:FG.WI-EMC-07-010(1.1) PageNumber:1of123 ReportNo.:S20250910939502 IssueDate:2025-12-01 Applicant: ShanghaiMXCHIPInformationTechnologyCo.,Ltd Address:9thFloor,No.5,Lane2145JinshaJiangRoad,PutuoDistrict, Shanghai,China(200333) FCCID:P53-EMC3091 Product: EmbeddedWi-Fi/BLEModule ModelNo.:EMC3091-P FCCClassification:DigitalTransmissionSystem(DTS) FCCRulePart(s):Part15SubpartC(15.247) TestProcedure(s):ANSIC63.10-2020,KDB558074D01v05r02 Result:Pass ItemReceiptDate:Sep.16,2025 TestDate:Sep.20~Nov.26,2025 CompiledBy (StoneZhang) SeniorTestEngineer ApprovedBy (LineChen) EngineerManager MEASUREMENTREPORT FCCPART15.247WLAN802.11b/g/n Thetestresultsrelateonlytothesamplestested. Thisequipmenthasbeenshowntobecapableofcompliancewiththeapplicabletechnicalstandards asindicatedinthemeasurementreportandwastestedinaccordancewiththemeasurement proceduresspecifiedinANSIC63.10-2020.Testresultsreportedhereinrelateonlytotheitem(s) ThetestreportshallnotbereproducedexceptinfullwithoutthewrittenapprovalofFangguang Inspection&TestingCo.,Ltd.WuxiBranch Thetestreportmustnotbeusedbytheclienttoclaimproductcertifications,approval,orendorsement byNVLAP,NISToranyagencyofU.S.Government. ReportNo.:S20250910939502 PageNumber: 2 of 123 RevisionHistory ReportNo.VersionDescriptionIssueDate S20250910939502Rev.01/2025-12-01 ReportNo.:S20250910939502 PageNumber: 3 of 123 CONTENTS DescriptionPage §2.1033GeneralInformation..............................................................................................................5 1.Introduction.................................................................................................................................6 1.1.Scope................................................................................................................................6 1.2.FangguangTestLocation.................................................................................................6 2.ProductInformation...................................................................................................................7 2.1.EquipmentDescription......................................................................................................7 2.2.ProductSpecificationSubjectivetothisReport................................................................7 2.3.OperationFrequency/ChannelList.................................................................................7 2.4.DeviceCapabilities............................................................................................................8 2.5.DescriptionofTestSoftware...........................................................................................13 2.6.TestMode.......................................................................................................................13 2.7.TestConfiguration...........................................................................................................13 2.8.EMISuppressionDevice(s)/Modifications......................................................................13 2.9.EUTPhoto.......................................................................................................................13 2.10.LabelingRequirements...................................................................................................13 2.11.Calculationwithallconversionandcorrectionfactorsused..........................................14 3.DescriptionofTest...................................................................................................................15 3.1.EvaluationProcedure......................................................................................................15 3.2.ACLineConductedEmissions.......................................................................................15 3.3.RadiatedEmissions........................................................................................................16 4.AntennaRequirements............................................................................................................17 5.TestEquipmentCalibrationDate............................................................................................18 6.MeasurementUncertainty........................................................................................................20 7.TESTRESULT............................................................................................................................21 7.1.Summary.........................................................................................................................21 7.2.6dBBandwidthMeasurement.........................................................................................22 7.2.1.TestLimit.....................................................................................................................22 7.2.2.TestProcedureused...................................................................................................22 7.2.3.TestSetting..................................................................................................................22 7.2.4.TestSetup...................................................................................................................22 7.2.5.TestResult...................................................................................................................23 7.3.OutputPowerMeasurement...........................................................................................27 ReportNo.:S20250910939502 PageNumber: 4 of 123 7.3.1.TestLimit.....................................................................................................................27 7.3.2.TestProcedureUsed...................................................................................................27 7.3.3.TestSetting...................................................................................…

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ReportNo.:S20250910939501 PageNumber: 21 of 67 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 ReportNo.:S20250910939501 PageNumber: 22 of 67 7.3.OutputPowerMeasurement 7.3.1.TestLimit Themaximumpermissibleconductedoutputpoweris1Watt(30dBm).Andforantennagain greaterthan6dBithelimitshallreducebytheamountindBthatthedirectionalgainoftheantenna exceeds6dBi. 7.3.2.TestProcedureUsed ANSIC63.10-2020–Section11.9.1.1 KDB558074D01v05r02–Section8.3.1.2 7.3.3.TestSetting 1.SettheRBW≥DTSbandwidth. 2.SettheVBW≥[3×RBW]. 3.Setthespan≥[3×RBW]. 4.Detector=peak. 5.Sweeptime=autocouple. 6.…

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