RA-07H LoRa Module 15 Ra-07H UserMan-US r2 Users Manual

Ra-07H datasheet V1.0 Ra-07H Datasheet Version V1.0 Copyright 2019 Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 1 16 Ra-07H datasheet V1.0 Disclaimer and copyright notice The information in this article, including the URL address for reference, is subject to change without prior including any warranties of notice.The Documentation is provided "as is" without any warranty, merchantability, fitness for a particular purpose, or non-infringement, and any warranties mentioned in the proposal, specification or sample. This document is not responsible for any infringement of any patent rights arising out of the use of the information in this document. No license, express or implied, by estoppel or otherwise, is hereby granted. The test data obtained in this paper are all obtained by Ai-Thinker laboratory , and the actual results may be slightly different.The Wi-Fi alliance membership mark is owned by the WiFi alliance. All trade mark names, trademarks and registered trademarks mentioned herein are the property of their respective owners and are hereby declared. The final interpretation right is owned by Shenzhen Ai-Thinker Technology Co., Ltd. Note The contents of this manual may be changed due to the version upgrade of the product or other reasons. Shenzhen Ai-Thinker Technology Co., Ltd. reserves the right to modify the contents of this manual without any notice. This manual is only used as a guide, and Shenzhen Ai-Thinker Technology Co., Ltd. makes every effort to provide accurate information in this manual, but Shenzhen Ai-Thinker Technology Co., Ltd. does not ensure that the contents of the manual are completely true, all statements in this manual, All statements and information in this manual. and the recommendations do not constitute for any warranty, express or implied. Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 2 16 Change History of Revision Ra-07H datasheet V1.0 Version Date Contents of Revision Change Compilation Verify V1.0 2019.12.28 Initial release Xie Yiji Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 3 16 Ra-07H datasheet V1.0 Contents 1. Product overview............................................................................................................................................. 5 2. Electrical parameter......................................................................................................................................... 7 3. Appearance size................................................................................................................................................9 4. Pin definition..................................................................................................................................................10 5. Schematics......................................................................................................................................................12 6. Design Guidance............................................................................................................................................ 12 7. Reflow Welding Curve...................................................................................................................................15 8. Package Information...................................................................................................................................... 16 9. Contact us.......................................................................................................................................................16 Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 4 16 Ra-07H datasheet V1.0 1. Product overview The Ra-07H LoRaWAN module feature the Lora long range modem that provides ultra-long range communication , Ultra low power and high interference immunity whilst minimising current consumptio. The ASR6501 chip Integrated LoRa radio transceiver, LoRa modem and 32-bit RISC MCU. The MCU uses ARM Cortex M0 + core and operates at 48MHz. The working frequency range of ASR6501 can support continuous coverage of 150MHz ~ 960MHz;

support LoRa modulation mode and (G) FSK modulation mode. The ASR6501 supports ultra-high sensitivity and a maximum transmit power of + 21dBm. It is suitable for long-distance LPWAN communication and has high transmission efficiency. Features environment With strong anti-interference ability, can work normally in complex interference Minimum receiving sensitivity-137dBm SF=12/BW=125KHz Operate frequency903MHz~927MHzDefault The voltage of power supply input3.3V Transmit current107mA Full load power consumption Receive current6mA Sleep current3uA Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 5 16 Ra-07H datasheet V1.0 Parameters Model Size Package Antenna Figure 1 Main Parameter 16*16*30.2mm Ra-07H SMD18 Stamp hole pad / IPEX terminal Frequency Range 903MHz~927MHzdefault Receive sensitivity

-136dBm1 Interface UART/GPIO/PWM/SWD/ADC/I2C Operating temperature Storage environment

-40 ~ 85

-40 ~ 125 , < 90%RH Power supply range Power supply voltage 3.3V Sleep mode3uA Power consumption Standby mode6mA Full load modeTX21dBm107mA Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 6 16 Ra-07H datasheet V1.0 2. Electrical parameter Electrical Characteristics The Absolute Maximum Rating Any following absolute maximum ratings exceeding may cause chip damage Name Supply voltage Operating temperature Storage temperature Min 2.7

-40

-40 Power consumption Mode Transmit power consumption 21dBm Standby power consumption Sleep Typ 3.3

Typ 107 6 3 Max 3.6

+85

+125 Unit V Unit mA mA uA Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 7 16 RF parameters Transmit power Name Average power927MHz Average power903MHz Receive sensitivity Name Receive sensitivity Ra-07H datasheet V1.0 Min 19 19 Min

-137 Typ 20 20 Typ

-136 Max 21 21 Max

-135 Unit dBm dBm Unit dBm Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 8 16 3. Appearance size Ra-07H datasheet V1.0 Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 9 16 4. Pin definition Ra-07H has 18 interfacesRefer to figuretable is definition of interfaces. Ra-07H datasheet V1.0 Figure Ra-07H Pin diagram Table Pin function definition No. Name Function 1 2 3 4 5 6 7 8 9 10 11 12 GND ADC AUX Ground ADC input pin MCU GPIO SETA MCU GPIO SETB MCU GPIO SWCLK SWD Clock pin SWDIO SWD Data pin VCC URX UTX PO0 Power supply UART RX pin UART TX pin GPIO pin DIO3 Multipurpose digital I/O-external TCXO32M supply voltage, cannot be external GPIO Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 10 16 Ra-07H datasheet V1.0 13 14 15 16 17 18 PO1 PO6 PO7 RES GND ANT GPIO pin GPIO pin GPIO pin Reset pin Ground Antenna Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 11 16 5. Schematics Ra-07H datasheet V1.0 6. Design Guidance 1Application Circuit perform serial port communication. Connect the module's serial port and reset pin RESET to the user's main control MCU to Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 12 16 Ra-07H datasheet V1.0 2Recommended module package design size Note: Below is the Ra-07H module package diagram, it is recommended to design the PCB board according to this diagram, so that the module can work normally on the PCB board; and pay attention to the design of the pad, the design of the pads on the PCB can not be offset from the corresponding pads of the module, and the expansion of the PCB pads relative to the module pads does not affect the use of the module. 3Antenna layout requirements 1Put the module on board edgemetal components are prohibited to be placed around the antenna, and module are requested to far away from the high frequency components. 4Power Supply 1Recommended 2It is recommended to use the LDO power supplyIf DC-DC is used, the ripple is controlled within 30 mV. 3.3 V voltage, Peak:Current over 100mA . Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 13 16 3DC-DC power supply circuit is recommended to reserve the position of the dynamic response capacitor, and the output ripple can be optimized when the load change is large. 4The power interface of 3.3V is suggest to increase ESD components. Ra-07H datasheet V1.0 Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 14 16 7. Reflow Welding Curve Ra-07H datasheet V1.0 Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 15 16 8. Package Information As shown below,the packing of Ra-07H is a tape . Ra-07H datasheet V1.0 9. Contact us Webhttps://www.ai-thinker.com Develop DOCShttps://docs.ai-thinker.com Company forumhttp://bbs.ai-thinker.com Sampling purchasinghttps://anxinke.taobao.com E-mailoverseas@aithinker.com sales@aithinker.com Technic supportsupport@aithinker.com Baoan District, Shenzhen China 518000 Tel0755-29162996 Address: Room410, Building C, Huafeng Intelligence Innovation Port, Gushu, Xixiang, Copyright 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved 16 16 Integration instructions for host product manufacturers according to KDB 996369 D03 OEM Manual v01 2.2 List of applicable FCC rules The Ra-07H is an LoRa Module with digitally modulated systems using an FSK/OOK modulation. It operates on the 903-927MHz band and, therefore, is within U.S. FCC part 15.247 standard 2.3 Specific operational use conditions The EUT is a LoRa Module Operation Frequency: 903-927MHz Modulation Type: FSK/OOK Number Of Channel: 25CH Antenna Designation: Spring Antenna Antenna Gain: 3.0dBi Ai-Thinker lora Series Module (Ra-07H) designed and developed by Ai-Thinker .This module is used for long distance spread spectrum communication. Its RF chip ASR6501as show as figure 1Mainly used LoRaTM remote modem, for ultra-long-distance spread spectrum communication, strong anti-interference, can minimize current consumption. With the help of the SEMTECH the patent technology of LoRaTM, ASR6501 with -137dBm high sensititive, long range transmission, high reliablity. Meantime, relative traditional modulation technique, LoRaTM modulation technique has obvious advantages in anti-blocking and selection, It solves the problem that traditional design scheme canot consider distance, anti-interference and power consumption simultaneously. Its application can be automatic meter reading, home building automation, security system, remote irrigation system. 2.4 Limited module procedures not applicable; Single Modular Approval Request 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 between 20cm the radiator your body: Use only the supplied antenna. 2.7 Antennas The Ra-07H is an LoRa Module beams signals and communicates with its antenna, which is Spring Antenna. The Spring Antenna gain is 3.0dBi. Antenna could not be in no-load state when module is working. During debugging, it is suggested to add 50 ohms load to the antenna port to avoid damage or performance degradation of the module under long-time no-load condition. 2.8 Label and compliance information The final end product must be label in a visible area with the following Host must Contains FCC ID: 2ATPO-RA-07H. If the size of the end product is larger than 8x10cm, then the following FCC part 15.19 statement has to also be available on the label: This device complies with Part 15 of 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. 2.9 Information on test modes and additional testing requirements Data transfer module demo board can control the EUT work in RF test mode at specified test channel. 2.10 Additional testing, Part 15 Subpart B disclaimer The module without unintentional-radiator digital circuit, so the module does not required an evaluation by FCC Part 15 Subpart B. The host should be evaluated by the FCC Subpart B. ATTENTION This device is intended only for OEM integrators under the following conditions:

1) The antenna must be installed such that 20 cm is maintained between the antenna and users, and 2) This device and its antenna(s) must not be colocated with any other transmitters except in accordance with FCC multitransmitter product procedures. Referring to the multitransmitter policy, multiple transmitter(s) and module(s) can be operated simultaneously without C2P. 3) For all products market in US, OEM has to limit the Operating Frequency: 903-927MHz by supplied firmware programming tool. OEM shall not supply any tool or info to the enduser regarding to Regulatory Domain change. USERS MANUAL OF THE END PRODUCT:

In the user manual of the end product, the end user has to be informed to keep at least 20cm separation with the antenna while this end product is installed and operated. The end user has to be informed that the FCC radiofrequency exposure guidelines for an uncontrolled environment can be satisfied. The end user has to also be informed that any changes or modifications not expressly approved by the manufacturer could void the user's authority to operate this equipment. If the size of the end product is smaller than 8x10cm, then additional FCC part 15.19 statement is required to be available in the users manual: This device complies with Part 15 of 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. FCC WARNING conditions:

This device complies with part 15 of the FCC Rules. Operation is subject to the following two Any changes or modifications not expressly approved by the party responsible for compliance could void the user's 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 generate, 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.