2ANDL-WBRG1Wi-Fi and Bluetooth module

WBRG1 Module Datasheet Device Development > Cloud Module > Wi-Fi & BLE Dual Mode Module Version: 20201104 Online Version Contents Contents 1 Product overview1 1.1 Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 1.2 Applications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 1.3 Change history. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 2 Module interfaces2 2.1 Dimensions and package. . . . . . . . . . . . . . . . . . . . . . . .2 2.2 Pin definition. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 3 Electrical parameters9 3.1 Absolute electrical parameters. . . . . . . . . . . . . . . . . . . . .9 3.2 Normal working conditions. . . . . . . . . . . . . . . . . . . . . . .9 3.3 TX power consumption. . . . . . . . . . . . . . . . . . . . . . . . .10 3.4 RX power consumption. . . . . . . . . . . . . . . . . . . . . . . . .11 3.5 Power consumption in working mode. . . . . . . . . . . . . . . . . .11 4 RF parameters14 4.1 Basic RF features. . . . . . . . . . . . . . . . . . . . . . . . . . . .14 4.2 TX performance. . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 4.3 RX performance. . . . . . . . . . . . . . . . . . . . . . . . . . . . .15 5 Antenna17 5.1 Antenna type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17 5.2 Antenna interference reduction. . . . . . . . . . . . . . . . . . . . .17 5.3 U.FL RF connector. . . . . . . . . . . . . . . . . . . . . . . . . . . .19 6 Packaging information and production instructions21 6.1 Mechanical dimensions. . . . . . . . . . . . . . . . . . . . . . . . .21 6.2 The diagram of PCB packaging. . . . . . . . . . . . . . . . . . . . .22 6.3 Mounting requirements. . . . . . . . . . . . . . . . . . . . . . . . .22 6.4 Storage conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . .23 6.5 Baking requirements. . . . . . . . . . . . . . . . . . . . . . . . . . .24 6.6 Baking settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . .24 6.7 Recommended oven temperature curve. . . . . . . . . . . . . . . . .25 i Contents 6.8 Storage conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . .26 7 MOQ and packaging information27 8 Appendix: Statement27 8.1 Federal Communications Commission (FCC) Declaration of Conformity.27 8.2 Declaration of Conformity European notice. . . . . . . . . . . . . . .29 ii 1 PRODUCT OVERVIEW 1Product overview WBRG1 is a low-power embedded Wi-Fi module that Tuya has developed. It consists of a highly integrated wireless RF chip (RTL8721CSM) and an external flash chip, with an embedded Wi-Fi network protocol stack and varied library functions. With the maximum CPU clock rate of 200 MHz, WBRG1 also contains a KM4 microcon- troller unit (MCU), a low-power KM0 MCU, a WLAN MAC, a 1T1R WLAN module, a 4-MB pseudo-static random-access memory (PSRAM), 8-MB flash memory, and rich extensive peripherals. WBRG1 is an RTOS platform that integrates all function libraries of the Wi-Fi MAC and TCP/IP. You can develop embedded Wi-Fi products as required. 1.1Features •Embedded low-power 32-bit Cortex-M33 CPU, which can also function as an application processor •The maximum clock rate: 200 MHz •Working voltage: 3.0V to 3.6V •Peripherals: 6 pulse width modulations (PWM), 3 universal asynchronous re- ceiver/transmitters (UART), 1 inter-IC sound (I2S), 1 packet traffic arbitration (PTA), and 1 audio •Wi-Fi/BT connectivity –802.11 b/g/n20/n40 –[email protected]（CH1to11forUS/CA,andCH1to13forEU/CN） –Support WEP, WPA, WPA2, and WPA2 PSK (AES) security modes –Support BLE (Bluetooth Low Energy) 5.0 –Up to + 20dBm output power in 802.11b mode –Support SmartConfig and AP network configuration modes for Android and IOS devices –Onboard PC antenna and external antenna IPEX connector –Working temperature: -20°C to 85°C 1.2Applications •Intelligent building 1 / 29 2 MODULE INTERFACES •Smart household and home appliances •Smart socket and light •Industrial wireless control •Baby monitor •Network camera •Intelligent bus 1.3Change history Update dateUpdated contentVersion after update 10/10/2020The first release.V1.0.0 2Module interfaces 2.1Dimensions and package WBRG1 has 3 rows of pins with a 1.5 mm pin spacing. As shown in the following fig- ures, the dimensions of WBRG1 are 19±0.35 mm (W)×25.7±0.35 mm (L) ×2.9±0.1 mm (H). The thickness of the PCB is 0.8±0.1 mm. 2 / 29 2 MODULE INTERFACES 3 / 29 2 MODULE INTERFACES 2.2Pin definition 4 / 29 2 MODULE INTERFACES SymbolI/O typeFunction RTS0I/OPA 16, which corresponds to Pin 29 and is a serial port Uart0 flow control request-to-send pin RX0I/OPA 19, which corresponds to Pin 32 and Uart0_RX and is the docking serial port of a user’s MCU PA28I/OPA 28, which corresponds to Pin 38, is a hardware PWM and can be configured as a GPIO I2C_SCLI/OPB 5, which corresponds to Pin 45 and can be configured as an I2C or GPIO I2C_SDAI/OPB 6, which corresponds to Pin 46 and can be configured as an I2C or GPIO PB7I/OPB7, which corresponds to Pin 47, is a hardware PWM and can be configured as a GPIO PB4I/OPB4, which corresponds to Pin 44, is a hardware PWM and can be configured as a GPIO 5 / 29 2 MODULE INTERFACES SymbolI/O typeFunction ENPEnabling pin, which works at the voltage of 3.3V and is pulled up GNDPPower supply reference ground PRII/OPB1, which corresponds to Pin 41 and has the PTA_PRI function REQI/OPA26, which corresponds to Pin 39 and has the PTA_REQ function GNTI/OPA27, which corresponds to Pin 33 and has the PTA_GNT function TX0I/OPA18, which corresponds to Pin 31 and Uart0_TX and is the docking serial port of a user’s MCU CTS0I/OPA17, which corresponds to Pin 30 and is a serial port Uart0 flow control clear-to-send pin RX1I/OPA13, which corresponds to Pin 26 and Uart1_RX and is the docking serial port of a user’s MCU TX1I/OPA12, which corresponds to Pin 25 and Uart1_TX and is the docking serial port of a user’s MCU 3V3PPower supply pin (3.3V) 6 / 29 2 MODULE INTERFACES SymbolI/O typeFunction PA25I/OPA 25, which corres…

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Company: Hangzhou Tuya Information Technology Co.,Ltd Address: Room701,Building3,More Center,No.87 GuDun Road, Hangzhou,Zhejiang, China Tel: 86-571-86581786 Fax: 86-571-86581786 Date (11/18/2020) TUV SUD BABT TCB Octagon House, Segensworth Road, Fareham, Hampshire, PO15 5RL Confidentiality Request FCC ID: 2ANDL-WBRG1 Pursuant to Sections 0.457(d)(1)(ii) and 0.459 of the Commission’s Rules, (Hangzhou Tuya Information Technology Co.,Ltd) hereby requests permanent confidential treatment of information accompanying this application as outlined below: Schematics Block Diagrams Theory of Operation The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. The Applicant understands that pursuant to Rule 0.457(d)(1)(ii), disclosure of this Application and all accompanying materials will not be made before the date of the Grant for this Application. Yours sincerely, Company Officer: Telephone Number: 86-571-86581786 Email: [email protected]

External Photos Documentation Manufacturer: Hangzhou Tuya Information Technology Co.,Ltd Page 1 of 1 Product: Wi-Fi and Bluetooth module FCC ID: 2ANDL-WBRG1 Antenna

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Internal Photos Documentation Manufacturer: Hangzhou Tuya Information Technology Co.,Ltd Page 1 of 1 Product: Wi-Fi and Bluetooth module FCC ID: 2ANDL-WBRG1

Report No: 708882003296-00A EMC_SHA_F_R_02.06E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 1 of 2 Rev. 20.00 MPE Calculation Applicant: Hangzhou Tuya Information Technology Co.,Ltd Address: Room701,Building3,More Center,No.87 GuDun Road,Hangzhou,Zhejiang China Product: Wi-Fi and Bluetooth module FCC ID: 2ANDL-WBRG1 Model No.: WBRG1 Reference RF report # 708882003296-00; 7088820032100-00 According to subpart 15.247(i)and subpart §1.1307(b)(1), systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. Limits for Maximum Permissible Exposure (MPE) (§1.1310, §2.1091) (B) Limits for General Population/Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (V/m) Magnetic Field Strength (A/m) Power Density (mW/cm 2 ) Averaging Time (minutes) 0.3–1.34 614 1.63 *(100) 30 1.34–30 824/f 2.19/f *(180/f²) 30 30–300 27.5 0.073 0.2 30 300–1,500 / / f/1500 30 1,500–100,000 / / 1.0 30 f = frequency in MHz; * = Plane-wave equivalent power density; According to §1.1310 and §2.1091 RF exposure is calculated. Calculated Formulary: Predication of MPE limit at a given distance S = PG/4πR² = power density (in appropriate units, e.g. mW/cm 2 ); P = power input to the antenna (in appropriate units, e.g., mW); G = power gain of the antenna in the direction of interest relative to an isotropic radiator, the power gain factor, is normally numeric gain; R = distance to the center of radiation of the antenna (appropriate units, e.g., cm); Report No: 708882003296-00A EMC_SHA_F_R_02.06E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 2 of 2 Rev. 20.00 Calculated Data: PCB antenna for Wi-Fi Maximum peak output power at antenna input terminal (dBm): 22.98 Maximum peak output power at antenna input terminal (mW): 198.61 Prediction distance (cm): 20 Antenna Gain, typical (dBi): 1.05 Maximum Antenna Gain (numeric): 1.27 The worst case is power density at predication frequency at 20 cm (mW/cm 2 ): 0.0502 MPE limit for general population exposure at prediction frequency (mW/cm 2 ): 1.0 The max power density 0.0502 (mW/cm2) < 1 (mW/cm2) Result: Compliant Calculated Data: PCB antenna for BLE Maximum peak output power at antenna input terminal (dBm): 6.53 Maximum peak output power at antenna input terminal (mW): 4.50 Prediction distance (cm): 20 Antenna Gain, typical (dBi): 1.05 Maximum Antenna Gain (numeric): 1.27 The worst case is power density at predication frequency at 20 cm (mW/cm 2 ): 0.0011 MPE limit for general population exposure at prediction frequency (mW/cm 2 ): 1.0 The max power density 0.0011 (mW/cm 2 ) < 1 (mW/cm 2 ) Result: Compliant - TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch Reviewed by: Prepared by: Tested by: _____________________ _____________________ ______________________ Hui TONG Jiaxi XU Wenqiang LU EMC Section Manager EMC Project Engineer EMC Test Engineer Date: 2020-11-18 Date: 2020-11-18 Date: 2020-11-18

Report Number: 7088820032100-00 EMC_SHA_F_R_02.05E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 1 of 43 Rev. 20.00 FCC- TEST REPORT Report Number : 7088820032100-00 Date of Issue: November 11, 2020 Model : WBRG1 Product Type : Wi-Fi and Bluetooth module Applicant : Hangzhou Tuya Information Technology Co.,Ltd Address : Room701,Building3,More Center,No.87 GuDun Road,Hangzhou,Zhejiang China Production Facility : Newtronics Hangzhou Co.,Ltd Address : No.15,Jiu zhou Road,Jiang Gan Science&Technology Economic Park Hangzhou Test Result : ◼ Positive  Negative Total pages including Appendices : 43 TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch is a subcontractor to TÜV SÜD Product Service GmbH according to the principles outlined in ISO 17025. TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch reports apply only to the specific samples tested under stated test conditions. Construction of the actual test samples has been documented. It is the manufacturer's responsibility to assure that additional production units of this model are manufactured with identical electrical and mechanical components. The manufacturer/importer is responsible to the Competent Authorities in Europe for any modifications made to the production units which result in non-compliance to the relevant regulations. TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch shall have no liability for any deductions, inferences or generalizations drawn by the client or others from TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch issued reports. This report is the confidential property of the client. As a mutual protection to our clients, the public and ourselves, extracts from the test report shall not be reproduced except in full without our written approval. Report Number: 7088820032100-00 EMC_SHA_F_R_02.05E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 2 of 43 Rev. 20.00 1 Table of Contents 1 Table of Contents ................................................................................................................................................................ 2 2 Details about the Test Laboratory ..................................................................................................................................... 3 3 Description of the Equipment under Test ........................................................................................................................ 4 4 Summary of Test Standards .............................................................................................................................................. 5 5 Summary of Test Results ................................................................................................................................................... 6 6 General Remarks ................................................................................................................................................................ 7 7 Test Setups .......................................................................................................................................................................... 8 8 Systems test configuration ............................................................................................................................................... 11 9 Technical Requirement .................................................................................................................................................... 12 9.1 Conducted Emission ................................................................................................................................................ 12 9.2 Conducted peak output power................................................................................................................................ 15 9.3 6dB bandwidth Occupied Bandwidth........................................................................................................................ 18 9.4 Power spectral density ............................................................................................................................................. 21 9.5 Spurious RF conducted emissions ........................................................................................................................ 24 9.6 Band edge ................................................................................................................................................................. 31 9.7 Spurious radiated emissions for transmitter ......................................................................................................... 34 10 System Measurement Uncertainty ............................................................................................................................. 41 11 Photographs of Test Set-ups ............................................................................................................................................ 42 12 Photographs of EUT ........................................................................................................................................................ 43 Report Number: 7088820032100-00 EMC_SHA_F_R_02.05E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 3 of 43 Rev. 20.00 2 Details about the Test Laboratory Details about the Test Laboratory Test Site 1 Company name: TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch No.16 Lane, 1951 Du Hui Road, Shanghai 201108, P.R. China Test Firm Registration Number: 820234 Telephone: +86…

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Report Number: 708882003296-00 EMC_SHA_F_R_02.04E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 1 of 55 Rev. 20.00 FCC - TEST REPORT Report Number : 708882003296-00 Date of Issue: November 11, 2020 Model : WBRG1 Product Type : Wi-Fi and Bluetooth module Applicant : Hangzhou Tuya Information Technology Co.,Ltd Address : Room701,Building3,More Center,No.87 GuDun Road,Hangzhou,Zhejiang China Production Facility : Newtronics Hangzhou Co.,Ltd Address : No.15,Jiu zhou Road,Jiang Gan Science&Technology Economic Park Hangzhou Test Result : ◼ Positive  Negative Total pages including Appendices : 55 TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch is a subcontractor to TÜV SÜD Product Service GmbH according to the principles outlined in ISO 17025. TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch reports apply only to the specific samples tested under stated test conditions. Construction of the actual test samples has been documented. It is the manufacturer's responsibility to assure that additional production units of this model are manufactured with identical electrical and mechanical components. The manufacturer/importer is responsible to the Competent Authorities in Europe for any modifications made to the production units which result in non-compliance to the relevant regulations. TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch shall have no liability for any deductions, inferences or generalizations drawn by the client or others from TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch issued reports. This report is the confidential property of the client. As a mutual protection to our clients, the public and ourselves, extracts from the test report shall not be reproduced except in full without our written approval. Report Number: 708882003296-00 EMC_SHA_F_R_02.04E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 2 of 55 Rev. 20.00 1 Table of Contents 1 Table of Contents .................................................................................................................. 2 2 Details about the Test Laboratory ......................................................................................... 3 3 Description of the Equipment under Test .............................................................................. 4 4 Summary of Test Standards .................................................................................................. 5 5 Summary of Test Results ...................................................................................................... 6 6 General Remarks .................................................................................................................. 7 7 Test Setups ........................................................................................................................... 8 8 Systems test configuration .................................................................................................. 11 9 Technical Requirement ....................................................................................................... 12 9.1 Conducted Emission ..................................................................................................... 12 9.2 Conducted peak output power ...................................................................................... 15 9.3 6dB bandwidth .............................................................................................................. 16 9.4 Power spectral density .................................................................................................. 21 9.5 Spurious RF conducted emissions ............................................................................... 26 9.6 Band edge .................................................................................................................... 39 9.7 Spurious radiated emissions for transmitter .................................................................. 44 10 Test Equipment List ......................................................................................................... 52 11 System Measurement Uncertainty ................................................................................... 53 12 Photographs of Test Set-ups ........................................................................................... 54 13 Photographs of EUT ........................................................................................................ 55 Report Number: 708882003296-00 EMC_SHA_F_R_02.04E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 3 of 55 Rev. 20.00 2 Details about the Test Laboratory Details about the Test Laboratory Test Site 1 Company name: TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch No.16 Lane, 1951 Du Hui Road, Shanghai 201108, P.R. China Test Firm Registration Number: 820234 Telephone: +86 21 6141 0123 Fax: +86 21 6140 8600 Report Number: 708882003296-00 EMC_SHA_F_R_02.04E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 4 of 55 Rev. 20.00 3 Description of the Equipment under Test Description of the Equipment Under Test Product: Wi-Fi and Bluetooth module Model no.: WBRG1 FCC ID: 2ANDL-WBRG1 Options and accessories: NA Rating: DC 3.0V-3.6V RF Transmission Frequency: For 802.11b/g/n-HT20: 2412~2462 MHz (Wi-Fi) For 802.11n-HT40: 2422~2452 MHz (Wi-Fi) For 802.15.1:2402~2480 MHz (BLE5.0) No. of Operated Channel: 2.4GHz WIFI: 11 for 802.11b/802.11g/8…

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Manufacturer: Hangzhou Tuya Information Technology Co.,Ltd Product: Wi-Fi and Bluetooth module FCC ID: 2ANDL-WBRG1 ©2020 Not to be reproduced, except in its entirety, Page 1 of 3 without the Permission of TÜ V SÜ D Certification and Testing (China) Co., Ltd. Shanghai Branch PHOTOGRAPHS OF TEST SET UP Field Strength and Harmonics Test Setup Radiated Emission Setup 9kHz ~ 30MHz 30MHz ~ 1GHz Manufacturer: Hangzhou Tuya Information Technology Co.,Ltd Product: Wi-Fi and Bluetooth module FCC ID: 2ANDL-WBRG1 ©2020 Not to be reproduced, except in its entirety, Page 2 of 3 without the Permission of TÜ V SÜ D Certification and Testing (China) Co., Ltd. Shanghai Branch 1GHz ~ 18GHz 18GHz ~ 25GHz Manufacturer: Hangzhou Tuya Information Technology Co.,Ltd Product: Wi-Fi and Bluetooth module FCC ID: 2ANDL-WBRG1 ©2020 Not to be reproduced, except in its entirety, Page 3 of 3 without the Permission of TÜ V SÜ D Certification and Testing (China) Co., Ltd. Shanghai Branch Conducted emission Test Setup