u-blox NORA-W2 Series Скачать руководство пользователя | Manualshive

Страница: 20 / 61

background image

NORA-W2 series - Hardware integration manual

UBX-22005177 - R01

Design-in

Page 20 of 61

C1

–

Public

Figure 6: GND plane guard area enclosing the NORA-W256AWS module

Figure 7: Size of the GND cut out for the PCB trace antenna on NORA-W256AWS

«
...
18
19
20
21
22
...
»

Содержание NORA-W2 Series

Страница 1: ...ucts and explains the hardware design in software component handling regulatory compliance and testing of the modules It also lists the external antennas approved for use with the module NORA W2 modul...

Страница 2: ...is document applies to the following products Product name Ordering code Type number FW version IN PCN Product status NORA W251AWS NORA W251AWS 00B NORA W251AWS 00B 00 1 1 N A Initial Production NORA...

Страница 3: ...s 10 2 4 2 Approved antenna designs 11 2 5 Data interfaces 12 2 5 1 Universal asynchronous serial interface UART 12 2 6 Module control 12 2 7 Other remarks 12 2 7 1 No Connect pins NC 12 2 7 2 GND pin...

Страница 4: ...w soldering process 33 5 3 1 Cleaning 34 5 3 2 Other remarks 34 6 Regulatory compliance 35 6 1 Country approvals 35 6 2 European Union regulatory compliance 35 6 2 1 Radio Equipment Directive RED 2014...

Страница 5: ...mpliance 44 6 11Safety compliance 44 7 Pre approved antennas list 45 7 1 Antenna accessories 45 7 2 Single band antennas 46 8 Product testing 49 8 1 Radio test and compliance 49 8 2 u blox in line pro...

Страница 6: ...ss NORA W2 runs only in the presence of authenticated software The small size and the embedded security capabilities make NORA W2 modules ideal for critical IoT applications where security is importan...

Страница 7: ...s block diagram Linear voltage regulators RF Wi Fi baseband Bluetooth LE Baseband IO buffers Xtensa Dual core 32 bit LX7 MCU SRAM 512 kB Cryptographic hardware accelerators PLL VCC_IO VCC 3 0 3 6V 40...

Страница 8: ...ost CPU The power supply is sourced from the VCC and VIO pins If external antennas are needed NORA W251 supports U FL connector pads for RF connection NORA W251 with U FL connectors is especially usef...

Страница 9: ...hat the AC ripple voltage is kept as low as possible at the switching frequency Design layouts should focus on minimizing the impact of any high frequency ringing Use an LDO linear regulator for prima...

Страница 10: ...evice will wake up on optional timeout EXPRESSLINK_WAKE pin or UART input Toggling the EXPRESSLINK_WAKE pin on NORA W2 module when module is in light sleep or deep sleep or idle mode allows the module...

Страница 11: ...signer integrating a u blox reference design into an end product is solely responsible for any unintentional emission levels produced by the end product For Bluetooth and Wi Fi operation NORA W2 modul...

Страница 12: ...compliance The IO level of the UART follows VCC_IO 2 6 Module control NORA W2 series modules provide wake up and event signals that handle the low power modes for both Wi Fi and Bluetooth See also Po...

Страница 13: ...plication design is required to guarantee for correct boot up and system operation Ensure that the voltage level is correctly defined during module boot It is important to follow the schematic and lay...

Страница 14: ...substrate PCB Choose antennas with optimal radiating performance in the operating bands Radiation performance depends on the complete product and antenna system design including the mechanical design...

Страница 15: ...ified in some regulatory country authorities like the FCC in the United States A useful approach for the antenna micro strip design is to place a U FL connector close to the embedded PCB or chip anten...

Страница 16: ...ed to reduce dielectric losses o If traces longer than few centimeters are needed it is recommended to use a coaxial connector and cable to reduce losses o Stack up should allow for thick 50 traces an...

Страница 17: ...umbers and follow the layout requirements 3 2 3 1 RF connector design If an external antenna is required the designer should consider using a proper RF connector It is the responsibility of the design...

Страница 18: ...apply for proper layout of the connector Strictly follow the connector manufacturer s recommended layout o SMA Pin Through Hole connectors require GND keep out that is clearance a void area on all the...

Страница 19: ...ms like LTE sidebands on 2 4 GHz band Transmitted power may interact or disturb the performance of NORA W2 series modules 3 2 4 NORA W256AWS If a plastic enclosure is used it is possible to use NORA W...

Страница 20: ...ardware integration manual UBX 22005177 R01 Design in Page 20 of 61 C1 Public Figure 6 GND plane guard area enclosing the NORA W256AWS module Figure 7 Size of the GND cut out for the PCB trace antenna...

Страница 21: ...f the antenna to High frequency busses like DDRs and related components Alternatively consider an optional metal shield to reduce interferences that might otherwise be picked up by the antenna and sub...

Страница 22: ...layout complements the pin layout of the module Both Solder Mask Defined SMD and Non Solder Mask Defined NSMD pins can be used with adherence to the following considerations All pins should be Non So...

Страница 23: ...e Use the following hardware techniques to further improve thermal dissipation in the module and optimize its performance in customer applications Maximize the return loss of the antenna to reduce ref...

Страница 24: ...rconnecting cables to auxiliary equipment depends on the device accessible interfaces and manufacturer requirements as defined by the ETSI EN 301 489 1 Contact discharges are performed at conductive s...

Страница 25: ...traces follow the recommendations given by the PCB manufacturer All pins are properly connected and the footprint follows u blox pin design recommendations Proper clearance has been provided between...

Страница 26: ...ORA W2 AWS IoT ExpressLink firmware release notes 13 4 2 AWS specific AT commands for u blox module In addition to the commands described in the AWS IoT ExpressLink programmer s guide u blox have impl...

Страница 27: ...account serves as a starting gate to binding the devices to a customer OEM account See also Generate a claim thing certificate in the AWS IoT ExpressLink Onboarding by Claim Customer OEM Guide 12 For...

Страница 28: ...ce needs to be enabled from host Enter the following AT command to enable the service AT CONFMODE SERVICE_NAME_PREFIX SERVICE_NAME_PREFIX is optional If left unspecified this is set to PROV_ The comma...

Страница 29: ...abilities of the connected device in JSON format JSON response example prov ver v1 1 cap no_sec wifi_scan Figure 9 Bluetooth LE connection and capabilities example 4 5 2 Scan for available networks In...

Страница 30: ...an 4 5 3 Provision device In this step the device is provisioned This means that the SSID and passphrase of the device is configured For message and command details see the Wi Fi provisioning messages...

Страница 31: ...pressLink Page 31 of 61 C1 Public 1 Write protobuf message CmdGetStatus to the GATT characteristic prov config 0xFF52 2 Read protobuf response status message RespGetStatus from the GATT characteristic...

Страница 32: ...ays be to local GND Before mounting an antenna patch connect the device to ground When handling the RF pin do not touch any charged capacitors Be especially careful when handling materials like patch...

Страница 33: ...ofile used is dependent on the thermal mass of the entire populated PCB heat transfer efficiency of the oven and particular type of solder paste used The optimal soldering profile must be trimmed for...

Страница 34: ...e soldered on it Boards with combined through hole technology THT components and surface mount technology SMT devices may require wave soldering to solder the THT components Only a single wave solderi...

Страница 35: ...s the radio module of u blox or any other manufacturer 6 2 European Union regulatory compliance For information about the regulatory compliance of NORA W2 series modules against requirements and provi...

Страница 36: ...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...

Страница 37: ...e host product will not have the capability to operate on the operating channels frequencies referred to in the section s below namely one or several of the following channels 12 2467 MHz 13 2472 MHz...

Страница 38: ...separation distance of at least 20 cm between the user or bystander and the antenna or radiating element The separation distance may be reduced to 35 mm in applications where the WLAN capability is tu...

Страница 39: ...ct to the following two conditions 1 This device may not cause interference 2 This device must accept any interference including interference that may cause undesired operation of the device L metteur...

Страница 40: ...eived including interference that may cause undesired operation The label must be affixed on an exterior surface of the end product such that it will be visible upon inspection in compliance with the...

Страница 41: ...o the grant file as a Class II Permissive Change 6 4 7 3 Adding a new antenna for authorization If the authorized antennas and or antenna trace design cannot be used the new antenna and or antenna tra...

Страница 42: ...ency devices shall not influence aircraft security and interfere legal communications If any interference is found or suspected the user shall immediately cease operating the equipment until the inter...

Страница 43: ...506 Statement translation This equipment operates on a secondary basis and consequently must accept harmful interference including from stations of the same kind and may not cause harmful interference...

Страница 44: ...iance refer to the Australian Communications and Media Authority web site http www acma gov au For more information on New Zealand compliance refer to the New Zealand Radio Spectrum Management Group w...

Страница 45: ...ce ecessaire pour chaque type d antenne indiqu Les types d antenne ne figurant pas dans cette liste et ayant un gain sup rieur au gain maximum indiqu pour ce type l sont strictement interdits d utilis...

Страница 46: ...nna ANT 2 4 CW RH RPS Manufacturer Linx Polarization Vertical Gain 1 0 dBi Impedance 50 Size 7 4 x 27 0 mm Type Monopole Connector Reverse Polarity SMA plug inner thread and pin receptacle Comment To...

Страница 47: ...L ACMA and ICASA Wi Fi Bluetooth Bluetooth LE external whip antenna PN PRO EX 333 Manufacturer Abracon Polarization Vertical Gain 3 0 dBi Impedance 50 Size 10 x 83 mm Type Monopole Connector Reverse P...

Страница 48: ...7 x 12 mm triangular Type Patch Cable length 100 mm Connector U FL connector Comment Should be attached to a plastic enclosure or part for best performance To be mounted with a U FL connector For info...

Страница 49: ...points EXPRESSLINK_TXD pin G8 EXPRESSLINK_RXD pin G9 GPIO0 pin F7 RESET_N pin J3 is optional as the module can also be reset by cycling the power 8 2 u blox in line production test As part of our focu...

Страница 50: ...are well soldered on device board o There are no short circuits between pins Component assembly on the device it should be verified that o Communication with host controller can be established o The...

Страница 51: ...l Strength Indicator RSSI is acceptable Tests of this kind may be useful as a go no go test but are not appropriate for RF performance measurements Go No go tests are suitable for checking communicati...

Страница 52: ...1Payload sec1 11 message S0SessionCmd message S0SessionResp Status status 1 enum Sec0MsgType S0_Session_Command 0 S0_Session_Response 1 message Sec0Payload Sec0MsgType msg 1 oneof payload S0SessionCmd...

Страница 53: ...5 CryptoError 6 InvalidSession 7 enum WiFiScanMsgType TypeCmdScanStart 0 TypeRespScanStart 1 TypeCmdScanStatus 2 TypeRespScanStatus 3 TypeCmdScanResult 4 TypeRespScanResult 5 enum WifiAuthMode Open 0...

Страница 54: ...Payload WiFiScanMsgType msg TypeCmdScanStart CmdScanStart cmd_scan_start payload blocking true passive false group_channels 0 period_ms 120 Example Java CmdScanStart configRequest CmdScanStart newBuil...

Страница 55: ...5 CmdScanResult WiFiScanPayload WiFiScanMsgType msg TypeCmdScanResult CmdScanResult cmd_scan_result payload start_index start_index_to_read_from count number_of_entities_to_read 6 RespScanResult WiFiS...

Страница 56: ...nnecting 1 Disconnected 2 ConnectionFailed 3 enum WifiConnectFailedReason AuthError 0 NetworkNotFound 1 enum WifiAuthMode Open 0 WEP 1 WPA_PSK 2 WPA2_PSK 3 WPA_WPA2_PSK 4 WPA2_ENTERPRISE 5 WPA3_PSK 6...

Страница 57: ...SetConfig WiFiConfigPayload WiFiConfigMsgType msg TypeCmdSetConfig CmdSetConfig cmd_set_config payload ssid selected_ssid passphrase Wi Fi_passphrase Example Java CmdSetConfig cmdSetConfig CmdSetConfi...

Страница 58: ...msg TypeRespApplyConfig RespGetStatus resp_get_status payload status command_status_of_type_Status WifiStationState sta_state connection_status oneof state WifiConnectFailedReason fail_reason 10 Wifi...

Страница 59: ...Power EMI Electromagnetic Interference ESD Electro Static Discharge ESL FCC Federal Communications Commission GND Ground GPIO General Purpose Input Output HBM Human Body Model HS High Speed HCI Host C...

Страница 60: ...gital Input Output SMD Solder Mask Defined SMPS Switching Mode Power Supply SMT Surface Mount Technology SSID Service Set Identifier STA Station TBD To be Decided THT Through Hole Technology UART Univ...

Страница 61: ...r guide UBX 21045749 10 AWS IoT ExpressLink developer documentation https aws amazon com iot expresslink 11 AWS IoT ExpressLink programmer s guide https docs aws amazon com iot expresslink latest prog...

Отзывы:

Нет отзывов

Похожие инструкции для NORA-W2 Series

Бренд: Ubisys Страницы: 2

Бренд: Warren Controls Страницы: 28

Бренд: EAS Electric Страницы: 89

Бренд: Gate Motors Страницы: 6

Бренд: L. G. B. Страницы: 2

Бренд: L-Acoustics Страницы: 36

Бренд: ZIGBEE Страницы: 5

Бренд: Newport Страницы: 417

GRASS VALLEY MDX-3901

Бренд: Belden Страницы: 45

Бренд: Watts Страницы: 17

Бренд: Hach Страницы: 504

Бренд: Belimo Страницы: 2

Бренд: Watts Страницы: 12

Бренд: Valence Tech Страницы: 12

Бренд: Dungs Страницы: 56

Бренд: Emec Страницы: 8

Бренд: Texas Instruments Страницы: 25

Бренд: Seneca Страницы: 8

Бренды по названию

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Популярные бренды

Загрузить еще бренды