SN820X Wi-Fi Network Controller Module Family User Manual
Contents
1. 5 11 SN820X WI FI NETWORK CONTROLLER MODULE 5 1222 ww 5 153 REFERENCES 5 5 2 HARDWARE APPLICATION INFORMAT ION ee ee 6 2 1 5 6 2 1 1 Reference connection for UART host 6 2 1 2 Reference connection for the SPI host interface 2 2 RECOMMENDED HOST CUSTOMER PCB PATTERN 23 HosTPCB LAYOUT RECOMMENDATIONS FOR ON BOARD CHIP ANTENNA VERSION 8 24 MODULE LOCATION FOR ON BOARD CHIP ANTENNA VERSION sssssscsseeesessesesecececeesnsaeceeececsesseaeeecececeeseaaseeeeeeseenes 9 241 SN820X Location in the x y plane eise etes ettet eti eite ee VR obe rae sh ee Eae PEN bebe ai 9 2 4 2 SN820X Location in the z plane aesti eei e ee un rab bae bre oa e tae e eu Ee PEN ebbe s 9 3 SOFTWARE DEVELOPMENT 4 4 0000 enses tense seta assesses esee e sese 10 3 1 SOFTWARE OFFERING OPTIONG cc scsccccecsesesscecececsesssesecececceseaesesecececeeseaaeceeeceesesnaaeeeceeeceeseaeseeecese2. 2 Hardware Application Information 2 1 External digital interfaces 2 1 1 Reference connection for UART host interface Figure 1 illustrates the connections between the module and the host MCU using the UART interface A level shifter may be needed if the host UART interface level does not match with the module interface Figure 1 UART Host Interface Reference Diagram Note The CTS and RTS pins are optional and only needed for hardware flow control Note Micro_RST_N should not be driven high It is an open drain connection with an internal 40KQ nominal pullup If the driving GPIO is not open drain capable then a transistor pull down must be added The internal Micro will control the RST line 2 1 2 Reference connection for the SPI host interface Figure 2 illustrates the connections between the module and the host MCU using the SPI interface Figure 2 SPI Host Interface Reference Diagram Note Micro_RST_N should not be driven high It is an open drain connection with an internal 40KQ nominal pullup If the driving GPIO is not open drain capable then a transistor pull down must be added The internal Micro will control the RST line www murata ws com E mail modules murata com Page 6 of 18 2014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 Fanoyator in Electronics 2 2 Recommended host customer PCB pattern Figure 3 illustrates the recommended host circuit board land pattern o 30
3. 50 19 40 Figure 3 Recommended Host customer PCB Pattern www murata ws com E mail modules murata com Page 7 of 18 2014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 Fanoyator in Electronics 2 3 Host PCB layout recommendations for on board chip antenna version The SN820X module has an onboard antenna and requires careful host PCB alignment beneath the module to maximize the radio s RF performance Refer to Figure 4 for the requirements O View Figure 4 Recommended Host Circuit Board Design beneath the SN820X Notes 1 Due to the surface mount antenna on SN820X module the area in Zone on all layers of the customer circuit board should be free of any metal objects Specifically there should be no ground plane traces or metal shield case 2 The area in Zone2 on the top layer of the customer circuit board should have ground only with no signal traces www murata ws com E mail modules murata com Page 8 of 18 02014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 Fanoyator th Electronics 2 4 Module Location for on board chip antenna version For optimum EIRP Effectively Isotropically Radiated Power use the recommended module location on your host circuit board 2 4 1 SN820X Location in the x y plane Antenna Connector No GND in this
4. must test final product to comply with unintentional radiators FCC section 15 107 amp 15 109 before declaring compliance of their final product to Part 15 of the FCC Rules 6 5 IC Notice Canada The term IC before the certification registration number only signifies that the Industry Canada technical specifications were met Le terme IC devant le num ro de certification d enregistrement signifie seulement que les sp cifications techniques Industrie Canada ont t respect es This device complies with Industry Canada license exempt RSS standard s Operation is subject to The following two conditions 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired operation of the device Cet appareil est conforme avec Industrie Canada RSS standard exempts de licence s Son utilisation est soumise a Les deux conditions suivantes 1 cet appareil ne peut pas provoquer d interf rences et 2 cet appareil doit accepter Toute interf rence y compris les interf rences qui peuvent causer un mauvais fonctionnement du dispositif This device complies with Health Canada s Safety Code 6 IC RSS 210 The installer of this device should ensure that RF radiation is not emitted in excess of the Health Canada s requirement Information can be obtained http www hc sc gc ca ewh semt pubs radiation radio guide lignes direct eng php www murata
5. 7 6 7 PEE 17 6 8 CE LABELING REQUIREMENTS cccssssssssceeceesessssececececesaesecececsessuaesesececeeneaaeseeecessensaaseeceeseseseausaesececeessensaeeeeseeenes 17 7 TECHNICAL SUPPORT VSEE SSES 18 www murata ws com E mail modules murata com Page 3 of 18 2014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 lanorator th Electronics LIST OF FIGURES FIGURE 1 UART HOST INTERFACE REFERENCE 04 6 FIGURE 2 SPI HOST INTERFACE REFERENCE 0 0 6 FIGURE 3 RECOMMENDED HOST CUSTOMER PCB 441 14 2 20000001 10000 00000000000000000000000000000000000 7 FIGURE 4 RECOMMENDED HOST CIRCUIT BOARD DESIGN BENEATH THE 5 820 8 8 FIGURE 5 RECOMMENDED LOCATIONS IN THE 9 FIGURE 6 LOCATIONS NOT RECOMMENDED IN THE 9 FIGURE 7 RECOMMENDED LOCATIONS IN Z 9 FIGURE 8 LOCATIONS NOT RECOMMENDED IN XY PLANE ccccccececccccccccccecessecececececececececececececececececec
6. Fanoyator in Electronics SN820X Wi Fi Network Controller Module Family User Manual Version 2 2 March 3 2014 Note Murata Electronics N A Inc Murata reserves the right to make changes in specifications at any time and without notice The information furnished in this data sheet is believed to be accurate and reliable However no responsibility is assumed by Murata for its use nor any infringements of patents or other rights of third parties resulting from its use No license is generated under any rights of Murata or its supporters unless specifically agreed Murata Electronics N A Inc is a wholly owned subsidiary of Murata Manufacturing Company Ltd Of Japan Fanoyator in Electronics Revision History Revision Date Author Change Description 1 0 09 30 13 R Willett Initial version 11 11 6 2013 R Willett Revised Table 1 added Acronyms and References on page 5 revised Figures and 2 revised Figure 11 Removed references to SyChip updated copyright deleted Chap 2 0 11 26 2013 R Willett 11 Disclaimer Modified text regarding Module Software Downloading in section 2 1 12 17 13 R Willett 4 1 page 13 2 2 03 03 14 R Willett Revised text for Figures and 2 page 6 www murata ws com E mail modules murata com Page 2 of 18 2014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 lanorator th Electronics Table of Contents 1 INTRODUCTION E
7. area See Fig 8 Antenna 1 m m Shield Case Figure 5 Recommended Locations in the xy plane 1 Figure 6 Locations Not Recommended in the xy plane 2 4 2 SN820X Location in the z plane Lm Metal Module s Mother Board Figure 7 Recommended Locations In z Plane Antenna Metal Metal Metal 777 _ Figure 8 Locations Not Recommended in xy plane www murata ws com E mail modules murata com Page 9 of 18 2014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 Fanoyator in Electronics 3 Software Development Information 3 1 Software Offering Options The SN820X offers two software options the open source Broadcom WICED SDK and the Murata software package 3 1 1 WICED SDK WICED is a Broadcom development system that vastly reduces the effort required to add wireless connectivity to embedded devices The SDK enables developers to quickly create network connected applications targeted for low resource microcontrollers The WICED SDK includes e An open source build system and toolchain based on GNU make e A GUIIDE based on the Eclipse CDT that seamlessly integrates with a programmer and a single step thread aware debugger based on OpenOCD and gdb e complete software stack that includes advanced security and networking features such as SSL TLS IPvA IPv6 netw
8. ececececececeeececececececececs 9 FIGURE 9 SN820X SNIC SOFTWARE ARCHITECTURE DIAGRAM cccccccececececececececececececececececececececececececececeeececeeeeececesess 10 FIGURE 10 SN820X EZ WEB WIZZARD SOFTWARE ARCHITECTURE 11 FIGURE 11 TYPICAL SN8200 DEVELOPMENT 12 FIGURE 12 REFLOW EU 14 LIST OF TABLES TABLE 1 SN820X WI FI NETWORK CONTROLLER MODULE FAMILY CONFIGURATION COMPARISON 5 TABLE 2 REFLOW PROFILE RECOMMENDATION ssesececesececececececececececececececececececececececececececececececececececeeeceeeeeeeeeeeeeceseeess 14 www murata ws com E mail modules murata com Page 4 of 18 02014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 in Electronics 1 Introduction This user manual addresses the topics that are important for employing the SN820X Module in design software development regulatory certification and device manufacturing 11 SN820X Wi Fi Network Controller Module Family The SN820X Module Family is a portfolio of low power self contained embedded wireless module solutions that address the connectivity demands of M2M applications These products integrate a micro controller a Wi Fi BB MAC RF IC an RF front end and two clocks into smal
9. esseseseeseeenes 10 3 1 1 1710 0 0757 qn 10 3 1 2 Mur ta Software Package rti tire HER PRSE Rott Eee PE EH P E 10 3 2 DEVELOPMENT Cre Pe UE ERE VR EE WERE Vx ERE E 11 3 3 MURATA SOFTWARE UPDATE sette ere oer rh eoe rr decet vh eae ie RE vna e UE 12 4 MODULE SOFTWARE DOWNLOADILING e eee ee ee eren 4 4 01 4 4 sese e aano esee enses eene ee so Pese eese esee e sese snae eS 13 5 ASSEMBLY INFORMATION 14 5 1 LEAD FREE SOLDERING REFLOW 4 4 8 14 6 REGULATORY INFORMATION 15 6 17 NOTICE USA 15 6 2 FCC LABELING REQUIREMENTS csssssscsscecsessssssecececeesesesesececsensaaecesececeesensssesececeessaaseeceesceesessaeeseeseceneesaeseeseeenes 15 6 3 EXPOSURE 205 16 64 BCCSNOTICES rette uta eii eadeni Se gee 16 6 3 TIC NOTICE CANADA Jeee reri 16 6 6 IC LABELING REQUIREMENTS cccsssessescceceesesssseececeesenaececececsessuaeseceeeceesesaecesececsensaasseceeeceeseusaesececeeseaaeeeeseeenes 1
10. ion or testing may be required for that end product This device using the integrated antenna has been tested to comply with FCC CFR Part 15 The device meets the requirements for modular transmitter approval as detailed in the FCC public notice DA00 1407 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 or consult the dealer or an experienced radio TV technician for help 6 2 Labeling Requirements When integrating the SN820X into a product the FCC labeling requirements must be met This includes a clearly visib
11. ive 6 8 Labeling Requirements The mark must be placed on the OEM product per the labeling requirements of the Directive Given that the operating frequency band is not harmonized by a few European countries the restriction or alert sign must be placed alongside the mark as shown below As of the date of this document only France has a restriction The restriction is that if the radio is operated outdoors in the 2450 2483 5 MHz band the power must be limited to 10 mW instead of 100 mW The OEM must account for this and the product must have the alert mark It does not require country notifications however CEO www murata ws com E mail modules murata com Page 17 of 18 2014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 in Electronics 7 Technical Support Contact For technical support contact tech_sup murata com Murata Electronics N A Inc 4441 Sigma Road Dallas TX 75244 USA www murata ws com E mail modules murata com Page 18 of 18 2014 by Murata SN820X Module Family User Manual v2 1 03 03 2104
12. l form factor modules The module family includes 2 different micro controller options as shown below The modules can also be purchased with either a standard on board chip antenna or a U FL connector where remote antenna flexibility is required Model P N Built in STM RAM Size Flash Size SN8200 88 00151 00 ARM Cortex M3 96KB 768KB SN8200UFL 88 0015 1 02 ARM Cortex M3 96KB 768KB SN8205 88 00158 00 ARM Cortex M3 128KB 1024KB SN8205UFL 88 00158 02 ARM Cortex M3 128KB 1024KB Table 1 SN820X Wi Fi Network Controller Module Family Configuration Comparison 1 22 Acronyms ADC Analog to Digital Converter DAC Digital to Analog Converter GPIO General Purpose Input Output Dc Intelligent Interface Controller 125 Integrated Interchip Sound ISM Industrial Scientific and Medical MAC Medium Access Control MSL Moisture Sensitivity Level PER Packet Error Rate ROHS Restriction of Hazardous Substances SPI Serial Peripheral Interface UART Universal Asynchronous Receiver Transmitter 1 3 References 1 STM32F103RF Data Sheet ST Microelectronics 2 STM32F205RG Data Sheet ST Microelectronics 3 SN820X Wi Fi Network Controller Module Family Data Sheet Murata 4 AN_SN8200_002 SN820X Firmware Downloading Application Note Murata www murata ws com E mail modules murata com 2014 by Murata Page 5 of 18 SN820X Module Family User Manual v2 1 03 03 2104 Fanoyator in Electronics
13. le label on the outside of the finished product specifying the SN820X FCC identifier FCC ID QPU8200 as well as the notice above The exterior label can use wording such as Contains Transmitter Module FCC ID QPU8200 or Contains FCC ID QPU8200 although any similar wording that expresses the same meaning may be used www murata ws com E mail modules murata com Page 15 of 18 2014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 Fanoyator in Electronics 6 3 Exposure This module has been certified for remote and base radio applications and is not intended to be operated within 20 cm of the body If the module will be used for portable applications the device must undergo SAR testing The following statement must be included as a CAUTION statement in manuals for the products to alert users on FCC RF exposure compliance WARNING To satisfy FCC RF exposure requirements for mobile transmitting devices a separation distance of 20cm or more should be maintained between the antenna of this device and persons during operation To ensure compliance operations at closer distances than this are not recommended 6 4 Notices IMPORTANT The SN820X Wi Fi Module has been certified by the FCC for use with other products without any further certification as per FCC section 2 1091 Modifications not expressly approved RFM could void the user s authority to operate the equipment IMPORTANT OEMs
14. onds Ramp down rate 6 C second max Reflow Profile 250 200 150 100 Temperature C 50 Time seconds Figure 12 Reflow Profile Pattern www murata ws com E mail modules murata com Page 14 of 18 2014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 in Electronics 6 Regulatory Information The SN820X module family has obtained the certifications described below The antennas listed in the table below are approved for use with the UFL versions Part Number Vendor Gain Type Connector Remarks dBi 1002 Microchip 5 0 Omnidirectional U FL For FCC IC compliance W1049B050 Pulse 2 0 Omnidirectional U FL For FCC IC and ETSI compliance 6 1 FCC Notice USA 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 The FCC requires the OEM to be notified of any changes or modifications Changes or modifications not expressly approved by Murata could void the user s authority to operate the equipment While an application of the SN820X module in a product is not required to obtain a new FCC authorization for the module this does not preclude the possibility that some other form of authorizat
15. orking and mDNS Bonjour e Production ready example applications To use WICED SDK follow these steps 1 Contact modules murata com to get patch files that will match the module hardware with the WICED SDK and 2 Register at Broadcom WICED website at http www broadcom com products wiced wifi to get the SDK installation package 3 1 2 Murata Software Package Based on the Broadcom WICED solution Murata offers a pre built firmware software package that makes host integration wireless and peripheral control easier and reduces the amount of firmware programming required The Murata Simple Network Interface Controller SNIC protocol supports socket interface on both UART and SPI to host Socket STA Cee oe Peripheral AP ARP HTTP Server DHCP Client Simple DNS Server UART SPI DNS Resolver SimpleDHCP Sewer 2 Figure 9 SN820X SNIC Software Architecture Diagram Murata s EZ Web Wizzard EWW software supports easy custom web based control to reduce cost on an additional host microcontroller www murata ws com E mail modules murata com Page 10 of 18 02014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 Fanoyator in Electronics Figure 10 SN820X EZ Web Wizzard Software Architecture Diagram e Controls I O interfaces through HTML JavaScript and JSON Supports UART I2C and GPIOs e Supports wireless network configuration JSON parser HTTP server TCP IP network
16. pment Kit complete the online registration immediately in order to receive the latest software offerings and application notes www murata ws com E mail modules murata com Page 12 of 18 2014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 Fanoyator ta Electronics 4 Module Software Downloading Because no single firmware can meet the requirements of all customers Murata has several options that make the SN820X module family adaptable to many applications The modules are delivered with no application firmware pre installed Finalize the firmware image and then download the firmware to the module For more details please see page 5 reference 4 AN_SN8200_002 SN820X Firmware Downloading Application Note Murata www murata ws com E mail modules murata com Page 13 of 18 02014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 Fanoyator in Electronics 5 Assembly Information 5 1 Lead free soldering reflow profile When attaching the SN820X module to its host PCB use the recommended lead free soldering reflow profile shown in the table amp graph below The module is designed to withstand two reflows Opposite side reflow is prohibited due to the weight of the module Table 2 Reflow Profile Recommendation Ramp up rate 3 C second max Maximum time maintained above 217 C 120 seconds Peak temperature 250 C Maximum time within 5 C of peak temperature 20 sec
17. stack and WiFi driver e Enables creation of wireless IP capable nodes To access the software package please purchase the Murata SN820X Development Kit 3 22 Development Kit To allow evaluation of the SN820x module as well as to facilitate and expedite application software development Murata offers the SN820X Wi Fi Network Controller Development Kit see figure 11 The kit includes An SN820X Evaluation Board A mini USB cable A reference external antenna for U FL version only A Quick Start Guide CD containing the following o EVK User Guide Software User Guide Software Interface Specification Sample Source Code Sample Application User Guide USB PC Drivers Murata Software Configuration and Development PC Tool 00000 0 www murata ws com E mail modules murata com Page 11 of 18 2014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 in Electronics SN8200 Wi Fi Network Controller Development Kit Rol A Z7 CD PIN 88 00151 55 www murata ws com f Figure 11 Typical SN8200 Development Kit 3 3 Murata Software Update Murata offers online software updates to customers who purchased the SN820X Development Kit To access the software update complete the online registration http www murata ws com register htm The SN820X Development Kit includes the required EVK Registration Code Murata strongly recommends that all customers who purchase the SN820X Develo
18. ws com E mail modules murata com Page 16 of 18 02014 by Murata SN820X Module Family User Manual v2 1 03 03 2104 Fanoyator th Electronics Cet appareil est conforme avec Sant Canada Code de s curit 6 IC RSS 210 Le programme d installation de cet appareil doit s assurer que les rayonnements RF n est pas mis au del de l exigence de Sant Canada Les informations peuvent tre obtenues http www hc sc gc ca ewh semt pubs radiation radio_guide lignes_direct eng php 6 6 IC Labeling Requirements The host device should be properly labeled to identify the module within the host device The Industry Canada certification label of a module shall be clearly visible at all times when installed in the host device otherwise the host device must be labeled to display the Industry Canada certification number of the module preceded by the words Contains transmitter module or the word Contains or similar wording expressing the same meaning as follows Contains transmitter module IC 4523A SN8200 where 4523A SN8200 is the module s certification number 6 7 Notice Europe This device has been tested and certified for use in the European Union If this device is used in a product the OEM has the responsibility to verify compliance of the final product to the EU standards A Declaration of Conformity must be issued and kept on file as described in Annex II of the Radio and Telecommunications Terminal Equipment Direct
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