FCC ID: 2AN3WM5FGV4 Flow Gateway v4

Flow Gateway 2024 CONTENTS 1.OUTLINE .....................................................................................................................3 1.1. Flow Gateway.....................................................................................................3 2. 3. SPECIFICATIONS.......................................................................................................4 2.1. Module Size.......................................................................................................5 QUICK START............................................................................................................6 3.1. SCAN Wi-Fi........................................................................................................7 3.2 SCAN BLE Device..............................................................................................8 4. FCC Warning...............................................................................................................9 Arduino Install................................................................................................................10 1. OUTLINE Flow Gateway is a multifunctional expansion module based on the M5CoreS3 host, integrating 4 CAN bus interfaces and multiple GPIO mappings, providing powerful expansion capabilities for industrial control and IoT applications. The module is designed with simplicity in mind, supporting seamless stacking with M5Stack series devices. It also features built-in power management and I2C expansion functions, making it ideal for complex scenarios requiring multi-device communication and precise control. 1.1. Flow Gateway 1. Communication Capabilities:

Main Controller: ESP32-S3FN8 Wireless Communication: Wi-Fi, BLE, Infrared (IR) functionality Four CAN Bus Interfaces: Supports multi-device communication 2. Processor and Performance:

Processor Model: Xtensa LX7 (ESP32-S3FN8) Storage Capacity: 16MB Flash, 8MB PSRAM Processor Operating Frequency: Xtensa dual-core 32-bit LX7 microprocessor, up to 240 MHz 3. Display and Input:

Screen: 2.0-inch capacitive touch IPS screen with high-strength glass panel Touch Sensor: GT911 for precise touch control Camera: 0.3-megapixel GC0308 Proximity Sensor: LTR-553ALS-WA 4. Sensors:

Accelerometer and Gyroscope: BMI270 Magnetometer: BMM150 Real-Time Clock (RTC): BM8563EMA 5. GPIO Pins and Programmable Interfaces:

Grove Ports:

Port A: I2C Interface Port B: UART Interface Port C: ADC Interface TF Card Slot: For expanded storage Onboard Interface: Type-C for programming and serial communication 6. Power Management:

Power Management Chip: AXP2101 with four power flow control channels Power Supply: External DC 12V (supports 9~24V) or internal 500mAh lithium battery

(M5Go2 Base) Low power consumption design 7. Sound Processing:

Audio Decoder Chip: ES7210 with dual-microphone input Amplifier Chip: 16-bit I2S AW88298 Built-in Speaker: 1W high-fidelity speaker 8. Physical Characteristics:

Physical Dimensions: 60.3 * 60.3 * 48.9mm Weight: 290.4g Buttons: Independent power button and reset (RST) button with delay circuit 2. SPECIFICATIONS 2.1 Module Size 3. QUICK START Before you do this step, look at the text in the final appendix: Installing Arduino 3.1. Print WiFi information 1. 2. 3. 4. Open Arduino IDE (Refer to https://docs.m5stack.com/en/arduino/arduino_ide for the installation guide for the development board and software) Press and hold the Reset button, then insert the cable Select the M5CoreS3 board and the corresponding port, then upload the code Open the serial monitor to display the scanned WiFi and signal strength information 3. QUICK START Before you do this step, look at the text in the final appendix: Installing Arduino 3.1. Print BLE information 1. 2. 3. 4. Open Arduino IDE (Refer to https://docs.m5stack.com/en/arduino/arduino_ide for the installation guide for the development board and software) Press and hold the Reset button, then insert the cable Select the M5CoreS3 board and the corresponding port, then upload the code Open the serial monitor to display the scanned BLE and signal strength information 4. FCC Warning FCC Caution:

Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. IMPORTANT NOTE:

Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. FCC Radiation Exposure Statement:

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. Arduino Install

. Installing Arduino IDE(https://www.arduino.cc/en/Main/Software) Click to visit the Arduino official website , and select the installation package for your operating system to download. Installing Arduino Board Management 1. The Board Manager URL is used to index the development board information for a specific platform. In the Arduino IDE menu, select File -> Preferences 2.Copy the ESP board management URL below into the Additional Board Manager URLs: field, and save. https://espressif.github.io/arduino-esp32/package_esp32_dev_index.json 3. In the sidebar, select Board Manager, search for ESP, and click Install. 4. In the sidebar, select Board Manager, search for M5Stack, and click Install. Depending on the product used, select the corresponding development board under Tools -> Board -> M5Stack -> {M5CoreS3}. 5. Connect the device to your computer with a data cable to upload the program

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M5Stack Technology Co., Ltd 5F, Tangwei Stock Commercial Building, Youli Road, Bao'an District,Shenzhen, China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2024-9-21 To whom it may concern:

We, MSStack Technology Co., Ltd, hereby certify that the equipment for which authorization is sought

(FCC ID: 2AN3WMSFGV4) is not covered equipment prohibited from receiving an equipment authorization pursuant to 2.903 of the FCC rules. We also certify that, as of the date of the filing of the application, we are not identified on the Covered List (https://www foc. gov/supplychain/coveredlist) as an entity producing covered equipment. By signing this form, we confirm the above and that we are aware of the application requirements listed under 2.914(b) and (4)(5) and (6). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 DO1 Sincerely, Tim (at Signature Jimmy Lai cEO MSStack Technology Co., Ltd

CONFIDENTIALITY REQUEST for Certification Service in USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21046 Date:<2024-9-21>

Pursuant to Paragraphs 0.457 and 0.459 of the Commission's Rules (47 C.F.R.) and Section 552(b)(4) of the Freedom of Information Act, we requests confidentiality for the following products:

FCC ID Model name 2AN3WM5FGV4 FGV4 For the product stated above, we request that the following information be held confidential;

Long-Term Exhibits Confidentiality Short-Term Confidentiality Short-Term Confidentiality Days External Photos Internal Photos, Block Diagram Schematics Test Setup Photos User's Manual Parts List Tune Up OOOO RRoO) Operational Descriptions. Dopooo8o5) The long-term confidentiality exhibits contain our trade secrets and proprietary information that could be of benefit to our competitors. The short-term confidentiality on the basis of ensuring that business sensitive information remains confidential until the actual marketing of our new device If you have any questions, please feel free to contact me at the address shown below. Sincerely, Tiny (at Name/Title:

Company:

Address:

Phone:

Fax:

E-Mail:

Jimmy Lai/CEO MStack Technology Co., Ltd 5E, Tangwei Stock Commercial Building, Youli Road, Bao'an DistrictShenzhen, China 13509230623 0755-69815195 [email protected]

M5Stack Technology Co., Ltd 5E, Tangwei Stock Commercial Building, Youli Road, Bao'an DistrictShenzhen, China Date: 2024-9-21 FCC ID: 2AN3WMSFGV4 Model Number: FGV4 To:

Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD To Whom It May Concern, We, MSStack Technology Co., Ltd, declare that this EUT (FCC ID: 2AN3WMS5FGV4) doesnt have Ad Hoc mode function on non-US/Canada frequencies. In addition. The frequency selection feature is disabled by firmware for devices marked to the US/Canada. For DTS part of this device, only channels 1-11 will be used in North America, Country code selection is disabled. Should you have any questions or comments regarding this matter, please have my best attention. Name/Title: Jimmy Lai/CEO Company: MBStack Technology Co, Ltd Address: 5E, Tangwei Stock Commercial Building, Youli Road, Bao'an District, Shenzhen, China 13509230623 0755-69815195 [email protected]

MSStack Technology Co., Ltd SF, Tangwei Stock Commercial Building, Youli Road, Bao'an District, Shenzhen, China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2024-9-21 To whom it may concern:

We, the undersigned, hereby authorize Eurofins Product Service GmbH to act on our behaffin all matters relating to applications for equipment authorization FCC ID: 2AN3WMS5FGV4 including the si ing of all documents related to these matters. Any and all acts carried out by Eurofins Product Service GmbH on our behalf shall have the same effect as acts of our own. By signing this application form, we agree to Eurofins current valid General Terms and Conditions

(AGB),Testing and Certification Regulations (PZO) which can be viewed on following website wwweurofins.de/ee or retrieved on request. We also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862 Sincerely, Tim (at Name/Title: Jimmy Lai/CEO Company MS5Stack Technology Co., Ltd Address: 5F, Tangwei Stock Commercial Building, Youli Road, Bao'an DistrictShenzhen, China Phone: 13509230623 Fax: 0755-69815195 E-Mail: [email protected]

ak Pras M5Stack Technology Co., Ltd Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 9/21/24 U.S. Agent Designation M5Stack Technology Co., Ltd acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID:

2AN3WM5FGV4):

Name and company of U.S. agent: AOCE Corporation Inc. Physical U.S. address of agent: 6547 N Academy Bivd #2266, Colorado Springs, CO, 80918 United States FRN of U.S. agent: 0033401381 Email address of U.S. agent: [email protected] AOCE Corporation Inc. acknowledges their obligation to accept service of process on behalf of M5Stack Technology Co., Ltd. M5Stack Technology Co., Ltd with the FRN 0026912345 accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-

related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 DO1. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB.

: ok Sincerely, Jew ihe Jin (a Signature Signature Jimmy Lai Johnson.wang CEO PM M5Stack Technology Co., Ltd AOCE Corporation Inc.