2AOXV-BR2262EBT 5.0 single module

BR2262e BR2266e BR2220e Programming Manual July 3, 2020 V1.8 Programming Manual 2 / 25 VERSION HISTORY REVISION AMENDMENT DATE AUTHOR 1.0 Initial release 2018-03-01 Rui Fan 1.1 Add Central commands 2018-06-01 Rui Fan 1.2 Add channel switch command; Add disconnect command; Modify connect succeeds indication; Remove GPIO disconnect function. 2018-06-29 WenQing Qiu 1.3 Add OTA command and description 2018-07-02 WenQing Qiu 1.4 Add set adv. data command: AT+ADVDATA 2018-07-04 WenQing Qiu 1.5 Add query adv. data command: AT+ADVDATA? Add scan reply data command: AT+SRDATA Add query config. firmware version command: AT+GCFGVER Add set and query connect parameters command: AT+CONNPARAM Add set target service UUID command: AT+TARGETUUID 2018-07-13 WenQing Qiu 1.6 Writing hex data to FF03(Characteristic) of smart phone’s FF00(Service) to make module enter OTA mode. The hex data changes to “64 00 00 00”. 2018-07-24 WenQing Qiu Programming Manual 3 / 25 1.7 Add HID Commend 2019-06-15 Rui Fan 1.8 Update document formet 2019-07-27 Kaiyue Wu 1.9 For FCC 2020-06-03 Kaiyue Wu Programming Manual 4 / 25 Contents 1. FCC ID ........................................................................................................................ 6 2. Introduction .............................................................................................................. 6 2.1 Format ............................................................................................................ 6 2.1.1 Command ............................................................................................ 6 3. Commands&Indications ........................................................................................... 8 3.1 Query Firmware Version ................................................................................ 8 3.2 Query Config. Version .................................................................................... 8 3.3 Query Local Device Name .............................................................................. 8 3.4 Set Local Device Name ................................................................................... 9 3.5 Query Local Bluetooth Address ..................................................................... 9 3.6 Query Baud Rate ............................................................................................ 9 3.7 Set Baud Rate ............................................................................................... 10 3.8 Query ADV .................................................................................................... 10 3.9 Set ADV......................................................................................................... 10 3.10 Query Adv. Parameters ............................................................................. 10 3.11 Set Adv Parameters .................................................................................. 11 3.12 Query Adv Data ........................................................................................ 11 3.13 Set Adv. Data ............................................................................................. 11 3.14 Query Scan Reply Data ............................................................................. 16 3.15 Set Scan Reply Data .................................................................................. 16 3.16 Query Connect Parameters ...................................................................... 17 3.17 Set Connect Parameters ........................................................................... 18 3.18 Scan BLE Devices ...................................................................................... 19 3.19 Set Target Service ..................................................................................... 19 3.20 Connect ..................................................................................................... 20 3.21 Disconnect ................................................................................................ 20 3.22 Channel Switch ......................................................................................... 21 3.23 Report HID button .................................................................................... 21 3.24 Report CONSUMER button ....................................................................... 22 3.25 OTA ............................................................................................................ 22 4. Indication ................................................................................................................ 23 4.1 Ready Status ................................................................................................. 23 4.2 Connect Succeed .......................................................................................... 23 4.3 Disconnect .................................................................................................... 23 5. PIO Control ............................................................................................................. 24 6. Bluetooth Knowledge ............................................................................................. 24 6.1 Service .......................................................................................................... 24 6.2 Characteristic ............................................................................................... 24 6.3 UUID ............................................................................................................. 24 Programming Manual 5 / 25 7. Company Profile ..................................................................................................... 24 8. Contact Information ............................................................................................... 25 9. Copyright ...................................................................................................…

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CHONGQING BARROT TECHNOLOGY LIMITED 1st Floor,B1-1 Building,No.99 Shujuguzhong road,Xiantao Street,Yubei District,Chongqing,China. Request of Confidentiality Date:April22, 2020 Federal Communications Commission Authorization and Evaluation Division Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, the applicanthereby requests confidential treatment of information accompanying of followingproduct: Product Name: BT 5.0 single module Product Model: BR2262e;BR2266e;BR2220e FCC ID:2AOXV-BR2262E The following information should be held confidential: All Schematics/block diagrams/BOM Operational description and technical overview of product The above materials contain trade secrets and proprietary information not customarilyreleased to the public. The public disclosure of these matters might be harmful to theapplicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Rule 0.457, disclosure of thisapplication and all accompanying documentation will not be made before thedate of the Grant for this application. Thank you. Sincerely, Title:Product Manager CHONGQING BARROT TECHNOLOGY LIMITED 1st Floor,B1-1 Building,No.99 Shujuguzhong road, Xiantao Street, Yubei District, Chongqing, China. Tel:010-82702580

CHONGQING BARROT TECHNOLOGY LIMITED 1st Floor,B1-1 Building,No.99 Shujuguzhongroad,XiantaoStreet,YubeiDistrict,Chongqing,China. AuthorizationLetter Date:April22, 2020 To whom it may concern: We, theundersigned,herebyauthorizeTheStateRadio_monitoring_centerTesting Center (SRTC) to act on our behalf, as our agent, in the following matters related to the RED Directive approval of our product: Product Name: BR2262e Brand Name: BARROT Product Model:BR2262e,BR2266e, BR2220e Reportsubmittal,relatedcorrespondence,thesigningofalldocumentsrelating to these matters, and any other lawfulactivitynecessarytoobtainsuch certification.AnyactcarriedoutbyTheStateRadio_monitoring_centerTesting Center (SRTC) within the scope of this authorization shall have the same effects as our own. Thisauthorizationshallexpire2monthsfromoriginaldate.Ifyouhaveany question regarding the authorization, please don’t hesitate to contact with me. Thank you. Sincerely, Title:Product Manager CHONGQING BARROT TECHNOLOGY LIMITED 1st Floor,B1-1 Building,No.99 Shujuguzhong road, Xiantao Street, Yubei District, Chongqing, China. Tel:010-82702580

C710, Shangdi International Pioneering Park No.2, Shang Di Xin Xi Road, Haidian District, Beijing , 100089 P.R. China ModularApprovalRequestLett er June 17， 2020. DearApplicationExaminer, Barrot Technology Limited,BT 5.0 single module,modelname：BR2262e, BR2266e, BR2220e,FCCID:2AOXV- BR2262Ewouldliketohaveyourauthorizationasamodularapproval.TherequirementsofPublicNoticeDA00- 1407havebee nmetandshownonthefollowingstatements. RequirementofPublicNoticeDA00-1407/ part15.212 Answerfromapplicant 1. ThemodulartransmittermusthaveitsownRFshielding. Yes, it has its own RF shielding . Please refer to externa l photos. 2. Themodulartransmittermusthavebuffered modulation/da tainputs (ifsuchi nputsare provi de d)to ensurethatthemodulewillcompl ywithPart15 requirement sunderconditionsofexcessivedataratesor over-modulation. Yes, it has buffered modulation/da ta inputs to ensure t ha t the de vi ce will compl y with Part 15 requirement s with any type of input signal. 3. Themodulartransmittermusthaveitsownpower supplyregul ation. No. Host device should pr ovide a regulated 3.3V power supply to gua rantee the module’s RF perfor mance meeting FCC requirement . 4. Themodulartransmittermustcomplywiththeantenna requirement sofSection15.203 and15.204(c).Theant enna musteithe rbepermane ntlya ttachedor empl oya “un ique ”ant enn acoupler (at allconnectionsbetweenthe moduleandtheant enn a,i ncludingthecabl e).. Yes, the requirements of ant enna connector and spurious emissions ha ve been ful filled. Please refer t o Test Report. 5. Themodulartransmittermustbetestedinastand-alone configuration,i.e.,t hemodulemustnot beinsideano ther de vi ceduringtesting .Thisisintende dt odemonstratethat themoduleiscapabl eofcompl yingwithPart15 emission limits regardl essofthedevi ceintowhichi t iseve nt ua lly installed. Yes, it was tested in a stand- alone con figuration. Please refer to Setup Phot o. C710, Shangdi International Pioneering Park No.2, Shang Di Xin Xi Road, Haidian District, Beijing , 100089 P.R. China 6. ThemodulartransmittermustbelabeledwithitsownFCC IDnumbe r,a nd,ifthe FCCID isnotvisibl ewhenthe moduleisinstalledi nsideanothe rdevice,t hent heoutside ofthedevi ceint owhicht hemoduleisinstalledmustalso di splayalabelreferringtotheenc los edmodule.This ext eriorlabelcanuse wordingsuch asthefol lowing : “Cont ainsTransmitte rModule FCCID:XYZMODEL1”or “Cont ainsFCCID:XYZMODEL1.”Anysimila rwording tha t exp ressesthesamemeaningmaybeused.TheGrant ee maye itherprov idesuchalabel,a ne xampl eofwhichmust beinc ludedi nt heapplicationforequipmentaut ho rization , or ,mustprov ideade qu ateinstruc tionsalongwitht he modulewhich expl ainthi s requ irement .I nt helattercase,a copyofthe seinstruc tionsmustbeinclude di nt he applicationfor equ ipmentaut horization. Yes, it is labelled with its own FCC ID numbe r. Labe lling instruc tions for host de vices are stated in the use manua l under “FCC warni ng ” 7. Themodulartransmittermustcomplywithanyspecificrule oroperatingrequirement sapplicabletothetransmitte rand the manufacturermustprovideade qu ateinstruc tionsalong with themoduleto expl aina nysuch requ irements.A copy ofthe seinstruc tionsmustbeinclude dint heapp licationf or equipmentaut horization.Forexa mpl e,thereare verystrict operation al andtimingrequ irement sthatmustbemet beforea transmitteris aut horizedforoperationunde r Section15.231. Forinstance,datatransmissionis pr oh ibited,e xceptforoperationunde rSection15.23 1(e),i n whichcasethere areseparatefieldstrengthl eve landtiming requirement s.Complianc ewitht heserequirement smustbe assured. Yes, it complies with any specific rul es or operating requirement s. Instruc tions are provide d in the user manual. 8. Themodulartransmittermustcomplywithanyapplicable RFexposur erequirement s.For exa mple,F CCRulesin Sections2.1091, 2.1093 andspecificSectionsofPart15, inc luding15.31 9( i),15.40 7(f),15.253(f) and15.2 55(g), requirethatUnlicensedPCS,UNIIand mill imeterwave de vi cesperfor mrou tineenv ironment aleva lua tionf orRF Exposur etodemonstratecompliance.In addition,spread spectrumtransmittersoperatingunderSection15.247 are requiredt oa ddressRFExposurecompl iancein accordanc e withSection15.24 7( b)(4).Modulartransmittersapprove d underothe rSection sofPart15, whennecessary,mayalso need toa ddresscertainRFExposur e concerns,typicallyby pr ovidi ngspecificinstalla tiona ndoperatinginstruc tionsfor users,installersand othe rinterestedpartiesto ensure compl iance. Yes, it complies with RF exposure requirement s. Please refer to MPE calcul ation for the exposure inf or mation. Bestregards,

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Certificate Number: 5055.02 MPE REPORT Report No.: SRTC2020-9004(F)-20051802(D) Product Name: BR2262e Product Model: BR2262e/BR2266e/BR2220e Applicant: CHONGQING BARROT TECHNOLOGY LIMITED Manufacturer: CHONGQING BARROT TECHNOLOGY LIMITED Specification: FCC Part §2.1091, §2.1093, §1.1307(b), §1.1310 (2019) FCC ID: 2AOXV-BR2262E The State Radio_monitoring_center Testing Center (SRTC) 15th Building, No.30 Shixing Street, Shijingshan District, Beijing, P.R.China Tel: 86-10-57996183 Fax: 86-10-57996388 No.: SRTC2020-9004(F)-20051802(D) FCC ID: 2AOXV-BR2262E The State Radio_monitoring_center Testing Center (SRTC) Page number: 1 of 6 Tel: 86-10-5799 6183 Fax: 86-10-57996388 V3.0.0 CONTENTS 1 GENERAL INFORMATION ................................................................................................................................. 2 1.1 NOTES OF THE TEST REPORT .................................................................................................................................... 2 1.2 INFORMATION ABOUT THE TESTING LABORATORY ..................................................................................................... 2 1.3 APPLICANT’S DETAILS ................................................................................................................................................ 2 1.4 MANUFACTURER’S DETAILS ....................................................................................................................................... 2 2 DESCRIPTION OF THE DEVICE UNDER TEST ............................................................................................... 3 2.1 FINAL EQUIPMENT BUILD STATUS ............................................................................................................................. 3 3 REFERENCE SPECIFICATION .......................................................................................................................... 4 4 RESULT SUMMARY ........................................................................................................................................... 5 5 TEST RESULTS ................................................................................................................................................... 6 5.1 AVERAGE POWER OUTPUT TEST RESULT ................................................................................................................ 6 5.2 CALCULATION RESULT ............................................................................................................................................... 6 No.: SRTC2020-9004(F)-20051802(D) FCC ID: 2AOXV-BR2262E The State Radio_monitoring_center Testing Center (SRTC) Page number: 2 of 6 Tel: 86-10-5799 6183 Fax: 86-10-57996388 V3.0.0 1 GENERAL INFORMATION 1.1 Notes of the test report The test report may only be reproduced or published in full. Reproduction or publication of extracts from the report requires the prior written permission of The State Radio_monitoring_center Testing Center (SRTC). The test results relate only to individual items of the samples which have been tested.The certification and accreditation identifiers used in this report shall not be applicable to the tested or calibrated samples thereof. The manufacturer shall not mark the tested samples or items (or a separate part of the item) with the identifiers of certification and accreditation to mislead relevant parties about the tested samples or items. 1.2 Information about the testing laboratory Company: The State Radio_monitoring_center Testing Center (SRTC) Address: 15th Building, No.30 Shixing Street, Shijingshan District, P.R.China City: Beijing Country or Region: P.R.China Contacted person: Liu Jia Te l : +86 10 57996183 Fax: +86 10 57996388 Email: [email protected] 1.3 Applicant’s details Company: CHONGQING BARROT TECHNOLOGY LIMITED Address: 1st Floor,B1-1 Building,No.99 Shujugu zhong road, Xiantao Street, Yubei District, Chongqing, China. City: Chongqing Country or Region: China Contacted person: Kerlwin Qiu Te l : 010-62981420 Fax: --- Email: [email protected] 1.4 Manufacturer’s details Company: CHONGQING BARROT TECHNOLOGY LIMITED Address: 1st Floor,B1-1 Building,No.99 Shujugu zhong road, Xiantao Street, Yubei District, Chongqing, China. City: Chongqing Country or Region: China Contacted person: Kerlwin Qiu Te l : 010-62981420 Fax: --- Email: [email protected] No.: SRTC2020-9004(F)-20051802(D) FCC ID: 2AOXV-BR2262E The State Radio_monitoring_center Testing Center (SRTC) Page number: 3 of 6 Tel: 86-10-5799 6183 Fax: 86-10-57996388 V3.0.0 2 DESCRIPTION OF THE DEVICE UNDER TEST 2.1 Final Equipment Build Status Frequency Range 2.402GHz~2.480GHz Number of Channel 40 Modulation Type GFSK Equipment Class DTS Channel Spacing 2MHz Data Rate 1Mbps Power Supply DC Supply HW Version BB SW Version BR2262e-s_00_200323_r4260 Sample Sample1 Antenna type Refer to Note Antenna connector Refer to Note Note: Antenna requirement (FCC part 15.203) An intentional radiator antenna shall be designed to ensure that no antenna other than that furnished by the responsible party can be used with the device. The use of a permanently attached antenna or of an antenna that uses a unique coupling to the intentional radiator shall be considered sufficient to comply with the provisions of this section. •The antenna(s) of the EUT are permanently attached. •There are no provisions for connection to an external antenna. Note: The antenna provide to the EUT, please refer to the following table: Brand Model Antenna gain Frequency range(GHz) Antenna type Connecter Type N/A N/A 2.0dBi 2.402GHz~2.480GHz Fixed Internal Antenna N/A Manufacturers ensure that their designs will not be modified by the user or third parties arbitrary antenna parameters and performance. The EUT complies with the requirement of §15.203. No.: SRTC2020-9004(F)-20051802(D) FCC ID: 2AOXV-BR2262E The State Radio_monitoring_center Testing Center (SRTC) Page number: 4 of 6 Tel: 86-10…

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Certificate Number: 5055.02 TEST REPORT FOR BLE TESTING Report No.: SRTC2020-9004(F)-20051802(E) Product Name: BR2262e Product Model: BR2262e/BR2266e/BR2220e Applicant: CHONGQING BARROT TECHNOLOGY LIMITED Manufacturer: CHONGQING BARROT TECHNOLOGY LIMITED Specification: FCC Part 15 Subpart C (2019) FCC ID: 2AOXV-BR2262E The State Radio_monitoring_center Testing Center (SRTC) 15th Building, No.30 Shixing Street, Shijingshan District, Beijing, P.R.China Tel: 86-10-57996183 Fax: 86-10-57996388 No.: SRTC2020-9004(F)-20051802(E) FCC ID: 2AOXV-BR2262E The State Radio_monitoring_center Testing Center (SRTC) Page number: 1 of 39 Tel: 86-10-57996183 Fax: 86-10-57996388 V3.0.0 CONTENTS 1. GENERAL INFORMATION ......................................................................................................................................... 2 1.1 NOTES OF THE TEST REPORT .................................................................................................................................... 2 1.2 INFORMATION ABOUT THE TESTING LABORATORY ..................................................................................................... 2 1.3 APPLICANT’S DETAILS ................................................................................................................................................ 2 1.4 MANUFACTURER’S DETAILS ....................................................................................................................................... 2 1.5 TEST ENVIRONMENT .................................................................................................................................................. 3 2 DESCRIPTION OF THE DEVICE UNDER TEST ...................................................................................................... 4 2.1 FINAL EQUIPMENT BUILD STATUS .............................................................................................................................. 4 2.2 DESCRIPTION OF TEST MODES ................................................................................................................................ 5 2.2.1 TEST MODE APPLICABILITY AND TESTED CHANNEL DETAIL ................................................................................. 5 2.3 DUTY CYCLE OF TEST SIGNAL .................................................................................................................................. 6 2.4 EUT OPERATING CONDITIONS ................................................................................................................................... 6 2.5 SUPPORT EQUIPMENT ............................................................................................................................................... 7 3 REFERENCE SPECIFICATION ................................................................................................................................... 7 4 KEY TO NOTES AND RESULT CODES ................................................................................................................... 7 5 RESULT SUMMARY ..................................................................................................................................................... 8 6 TEST RESULT ................................................................................................................................................................ 9 6.1 6DB BANDWIDTH ........................................................................................................................................................ 9 6.2 TRANSMITTER OUTPUT POWER ............................................................................................................................... 10 6.3 TRANSMITTER POWER SPECTRAL DENSITY ............................................................................................................. 11 6.4 CONDUCTED OUT OF BAND EMISSION MEASUREMENT ............................................................................................ 12 6.5 BAND-EDGE MEASUREMENT .................................................................................................................................... 13 6.6 SPURIOUS RADIATED EMISSIONS ............................................................................................................................ 14 6.7 AC POWER LINE CONDUCTED EMISSION ................................................................................................................ 19 7 MEASUREMENT UNCERTAINTIES ........................................................................................................................ 21 8 TEST EQUIPMENTS ................................................................................................................................................... 22 APPENDIX A – TEST DATA OF CONDUCTED EMISSION ..................................................................................... 23 APPENDIX B – TEST DATA OF RADIATED EMISSION ......................................................................................... 28 No.: SRTC2020-9004(F)-20051802(E) FCC ID: 2AOXV-BR2262E The State Radio_monitoring_center Testing Center (SRTC) Page number: 2 of 39 Tel: 86-10-57996183 Fax: 86-10-57996388 V3.0.0 1. GENERAL INFORMATION 1.1 Notes of the test report The test report may only be reproduced or published in full. Reproduction or publication of extracts from the report requires the prior written permission of The State Radio_monitoring_center Testing Center (SRTC). The test results relate only to individual items of the samples which have been tested. The certification and accreditation identifiers used in this report shall not be applicable to the tested or calibrated samples thereof. The manufacturer shall not mark the tested samples or items (or a separate part of the item) with the identifiers of certification and accreditation to mislead relevant parties about the tested samples or items…

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