FCC ID: 2AF6B-RAK4260H LoRa module

RAK4260 LoRa Module Users Manual v1.0 MAY 2019 Note: All information contained in these materials represents information on the product at the time of publication and is subject to change without notice. Please visit Rakwireless website (www.rakwireless.com) for the latest update. Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Table of Contents Checked Rakwireless Public Release No. Date Reference Rev V0.1 2 (20) 1 Overview ................................................................................................................................ 3 1.1 Introduction ................................................................................................................................. 3 2 RAK4260 LoRa Module ........................................................................................................... 3 2.1 Overview ...................................................................................................................................... 3 2.2 Functional Block Diagram ............................................................................................................ 3 2.3 Operating Frequencies ................................................................................................................. 4 Power Consumption ................................................................................................................... 4 2.4 Sensitivity Level .......................................................................................................................... 10 2.5 Board Pin Out& Pin Definition ................................................................................................... 11 2.6 2.7 Typical Application Circuit .......................................................................................................... 13 2.8 Mechanical Dimensions ............................................................................................................. 14 3 Source Code ......................................................................................................................... 16 4 Required Software ............................................................................................................... 16 4.1 Uploading Firmware ................................................................................................................... 16 5 Contact Information ............................................................................................................. 16 Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu 1 Overview 1.1 Introduction Checked 3 (20) Rakwireless Public Release No. Date Reference Rev V0.1 ARAK4260 is a Module that designed base on the chip of MicorchipsATSAMR34J18B.It uses a 32-bit ARM Cortex -M0+ processor and offers up to 256KB of flash and 40KB SRAM. It combined with a UHF transceiver that can support LoRa and FSK modulation. Features:

ARM Cortex -M0+ CPU running at up to 48 MHz 256K flash 32K SRAM,8kB LP SRAM Two Pin Serial Wire Debug (SWD) Programming, Test and Debugging Interfaces Operating Voltage: 1.8V- 3.6V,typical value: 3.3V. Low Power Consumption Temperature Range: -40C to +85C (Industrial) Total 36 pinout and 22 I/O pinout Up to Five Serial Communication Interfaces (SERCOM), each configurable to operate as either of I2C,USART ,SPI ,LINinterface Support Peripheral Touch Controller (PTC) One Full-Speed (12 Mbps) Universal Serial Bus (USB) 2.0 Interface 32-bit Real Time Counter (RTC) with Clock/Calendar Function Three 16-bit Timer/Counters (TC) Three 16-bit Timer/Counters for Control (TCC), with Extended Functions Have four software-selectable sleep modes: Idle, Standby, Backup and Off Support LoRaWAN frequency:868MHz,915MHz Output power max 20dBm High sensitivity down to -148dBm(proprietary narrowband modes) 2 RAK4260 LoRa Module 2.1 Overview The picture below shows the top view of the RAK4260 LoRa Module. 2.2 Functional Block Diagram Block diagram below shows the external interfaces of RAK4260 Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked Rakwireless Public Release No. Date Reference Rev V0.1 4 (20) 2.3 Operating Frequencies WISDUO-LORARAK4260LoRaModule support all LoRaWAN frequency channels as below. Which is easy to configure while building the firmware from the source code. Region EU AS KR AU US IN Frequency ( MHz ) 868(863~870) 923 920 915 915(902~928) 865 2.4 Power Consumption Item power consumption OUTPUT POWER 20dB(MAX) 126.3mA OUTPUT POWER 17dB 95.6mA(typical) OUTPUT POWER 14dB 33.1mA condition PA_BOOST V=3.3V PA_BOOST V=3.3V RFO_HF V=3.3V Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Receive mode Sleep mode Checked 13.6mA 860nA OUTPUT POWER 20dB(MAX)PA_BOOST mode:

5 (20) Rakwireless Public Release No. Date Reference Rev V0.1 V=3.3V Backup mode OUTPUT POWER 17dB(PA_BOOST mode):

Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked Rakwireless Public Release No. Date Reference Rev V0.1 6 (20) OUTPUT POWER 14dB(RFO_HF mode):

Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked Rakwireless Public Release No. Date Reference Rev V0.1 7 (20) Receive mode:

Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked Rakwireless Public Release No. Date Reference Rev V0.1 8 (20) Sleep mode(Backup mode):

Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked Rakwireless Public Release No. Date Reference Rev V0.1 9 (20) Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked Rakwireless Public Release No. Date Reference Rev V0.1 2.5 Sensitivity Level The following chart shows the receiving sensitivity of RAK4260 at 868Mhz. 10 (20) 11 (20) Rakwireless Public Release No. Date Reference Rev V0.1 Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked 2.6 Board Pin Out& Pin Definition RAK4260 pinout are defined as below:

PIN NAME 1 GND 2 RFC 3 GND 4 PA27 5 PA06 6 PA07 7 PA08 8 PA09 9 PB22 10 GND 11 VCC3V3 12 VCC3V3 13 PA17_SCL 14 PA16_SDA I/O

I/O I/O I/O I/O I/O I/O

I/O I/O Description Ground RF port Ground EIC/GCLK EIC/RSTC/ADC/PTC/OPAMP/TC/CCL/SERCOM0 EIC/RSTC/ADC/OPAMP/TC/CCL/SERCOM0 ADC/PTC/TC/CCL/SERCOM0/SERCOM2 EIC/ADC/PTC/TC/CCL/SERCOM0/SERCOM2 SERCOM5/TC/GCLK/CCL Ground 3V3 power in 3V3 power in EIC/PTC/TC/GCLK/CCL/SERCOM1/SERCOM3 EIC/PTC/TC/GCLK/CCL/SERCOM1/SERCOM3 Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked 12 (20) Rakwireless Public Release No. Date Reference Rev V0.1 15 PA15 16 PA14 17 GND 18 GND 19 PA18_UART3_TX 20 PA19_UART3_RX 21 NC 22 PA23_MOSI 23 PA22_SS 24 PB23_SCK 25 PB02_MISO 26 PA25_USB_P 27 PA24_USB_N 28 GND 29 RST 30 PA30_SWDCLK 31 PA31_SWDIO 32 PA04_UART1_TX 33 PA05_UART1_RX 34 NC 35 GND 36 GND 37 GND 38 GND 39 GND 40 GND I/O I/O

I/O I/O

I/O I/O I/O I/O I/O I/O

I/O I/O I/O I/O

EIC/TC/GCLK/SERCOM2/SERCOM4 EIC/TC/GCLK/SERCOM2/SERCOM4 Ground Ground EIC/PTC/TC/AC/CCL/SERCOM1/SERCOM3 EIC/PTC/TC/AC/CCL/SERCOM1/SERCOM3 NO Connect EIC/PTC/TC/AC/CCL/GCLK/SERCOM3/SERCOM5 EIC/PTC/TC/AC/CCL/SERCOM3/SERCOM5 EIC/SERCOM5/TC/GCLK/CCL EIC/ADC/SERCOM5/TC/SUPC/CCL EIC/SERCOM3/SERCOM5/TC/USB_DP/CCL EIC/SERCOM3/SERCOM5/TC/USB_DM/CCL Ground MCU reset SWDCLK SWDIO EIC/RSTC/VREFB/ADC/AC/OPAMP/TC/CCL/SERCOM0 EIC/RSTC/ADC/AC/OPAMP/TC/CCL/SERCOM0 NO Connect Ground Ground Ground Ground Ground Ground Pins supporting I2C:PA08,PA09,PA16_SDA, PA17_SCL, PA22_SS, PA23_MOSI 13 (20) Rakwireless Public Release No. Date Reference Rev V0.1 Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked 2.7 Typical Application Circuit Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked Rakwireless Public Release No. Date Reference Rev V0.1 14 (20) 2.8 Mechanical Dimensions The mechanical dimension of RAK4260 is shown below:

Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked Rakwireless Public Release No. Date Reference Rev V0.1 15 (20) Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked Rakwireless Public Release No. Date Reference Rev V0.1 16 (20) 3 Source Code 4 Required Software 4.1 Uploading Firmware 5 Contact Information Shenzhen Email:

Tel:

ken.yu@rakwireless.com 0755-26506594 17 (20) Rakwireless Public Release No. Date Reference Rev V0.1 Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Fax:

0755-86152201 Checked Website:

http://www.rakwireless.com/en Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu FCC Statement Checked Rakwireless Public Release No. Date Reference Rev V0.1 18 (20) 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. Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the users authority to operate the equipment. 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. This device and its antenna(s) must not be co-located or operation in conjunction with any other antenna or transmitter. To maintain compliance with FCCs RF Exposure guidelines, This equipment should be installed and operated with minimum distance of 20cm from your body. Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked Rakwireless Public Release No. Date Reference Rev V0.1 19 (20) Integration instructions for host product manufacturers according to KDB 996369 D03 OEM Manual v01 2.2 List of applicable FCC rules CFR 47 FCC PART 15 SUBPART C has been investigated. It is applicable to the modular. 2.3 Specific operational use conditions This module is stand-alone modular. If the end product will involve the Multiple simultaneously transmitting condition or different operational conditions for a stand-alone modular transmitter in a host, host manufacturer have to consult with module manufacturer for the installation method in end system. 2.4 Limited module procedures Not applicable 2.5 Trace antenna designs Not applicable 2.6 RF exposure considerations To maintain compliance with FCCs RF Exposure guidelines, This equipment should be installed and operated with minimum distance of 20cm from your body. 2.7 Antennas This radio transmitter FCC ID: 2AF6B-RAK4260H has been approved by Federal Communications Commission to operate with the antenna types listed below, with the maximum permissible gain indicated. Antenna types not included in this list that have a gain greater than the maximum gain indicated for any type listed are strictly prohibited for use with this device. Internal Identification Antenna Description Antenna type and antenna number Operate frequency Maximum band antenna gain Antenna 1 LoRa Antenna Integral Antenna 902 MHz 908 MHz 3.00 dBi 2.8 Label and compliance information The final end product must be labeled in a visible area with the following" Contains FCC ID: 2AF6B-

RAK4260H 2.9 Information on test modes and additional testing requirements Host manufacturer is strongly recommended to confirm compliance with FCC requirements for the transmitter when the module is installed in the host.. Prepared (also subject responsible if other) Hairui Tao Approved Ken Yu Checked 2.10 Additional testing, Part 15 Subpart B disclaimer Rakwireless Public Release No. Date Reference Rev V0.1 20 (20) Host manufacturer is responsible for compliance of the host system with module installed with all other applicable requirements for the system such as Part 15 B Revision History Revision Description 1.00 Initial version Date 2018-09-10

CONFIDENTIALITY REQUEST for Certification Service in USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21046 Date: January 7, 2020 TO WHOM IT MAY CONCERN Pursuant to Paragraphs 0.457 and 0.459 of the Commissions 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 2AF6B-RAK4260H RAK4260(H) For the product stated above, we request that the following information be held confidential;

Exhibits Long-Term Short-Term Short-Term Confidentiality Confidentiality Confidentiality Days External Photos Internal Photos Block Diagram Schematics Test Setup Photos Users Manual Parts List Tune Up Operational Descriptions 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, Signature duiyu ye Engineer Shenzhen RAKwireless Technology Co.,Ltd.

Shenzhen RAKwireless Technology Co.,Ltd. Room 506, Bldg B, New Compark, Pingshan First Road, Taoyuan Street,XiLi town Nanshan District, Shenzhen, China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 To whom it may concern:

1/7/2020 We, Shenzhen RAKwireless Technology Co.,Ltd., the undersigned, hereby authorize Eurofins Product Service GmbH to act on our behalf in all matters relating to applications for equipment authorization FCC ID: 2AF6B-RAK4260H including the signing 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. 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, Signature duiyu ye Engineer Shenzhen RAKwireless Technology Co.,Ltd.

Shenzhen RAKwireless Technology Co.,Ltd. Room 506, Bldg B, New Compark, Pingshan First Road, Taoyuan Street,XiLi town Nanshan District, Shenzhen, China Modular Approval Letter January 7, 2020 To:

Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD Subjects: Modular Approval Letter The Device,FCC ID: 2AF6B-RAK4260H, is seeking FCC authorization as a modular transmitter. The EUT meets the requirement for modular approval as detailed in FCC Public Notice DA 00-1407. Compliance to each of the requirement is described below:

(a) The radio elements must have the radio frequency circuitry be shielded. Physical/discrete and tuning capacitors may be located external to the shield, but must be on the module assembly. Yes. the module with a shield.

(b) The module shall have buffered modulation/data input(s) (if such inputs are provided) to ensure that the module will comply with the requirements set out in the applicable RSS standard under conditions of excessive data rates or over-modulation. Yes.

(c) The module shall have its own power supply regulation on the module. This is to ensure that the module will comply with the requirements set out in the applicable standard regardless of the design of the power supplying circuitry in the host device which houses the module. The modular has an onboard 3.3V regulator(integrated in SAMR34J18B).

(d) The module shall comply with the provisions for external power amplifiers and antennas detailed in this standard. The equipment certification submission shall contain a detailed description of the configuration of all antennas that will be used with the module. The modular has external antennas which comply with the antenna requirement of Section 15.203.

(e) The module shall be tested for compliance with the applicable standard in a stand-alone configuration, i.e. the module must not be inside another device during testing. The modular was tested in a standalone configuration apart from host units.

(f) The module shall comply with the Category I equipment labeling requirements and CFR 15.212(a)(1)(vi). The modular has its own FCC ID number.

(g) The module shall comply with any applicable FCC RF exposure requirement which are based on the intended use/configurations. Yes the module is intended to use in distance more that 20cm. FCC RF exposure requirement satisfied with 47CFR 2.1093.

(h) The modular transmitter complies with all applicable FCC rules. Instructions for maintaining compliance are given in the user instructions. Yes If you have any questions, please feel free to contact us at the address shown below Sincerely, Signature duiyu ye Engineer Shenzhen RAKwireless Technology Co.,Ltd.