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UBX-20027617 - R02 

 

 

C1-Public 

 

www.u-blox.com

 

 

 
 

NORA-B1 series 

Stand-alone dual-core Bluetooth 5 low energy and IEEE 
802.15.4 module 

System integration manual 
 
 
 
 
 
 
 
 

 

 

Abstract

 

This document describes the system integration of the NORA-B1 series stand-alone Bluetooth® 5.2 
Low Energy and IEEE 802.15.4 modules. 

 

Содержание NORA-B1 Series

Страница 1: ...B1 series Stand alone dual core Bluetooth 5 low energy and IEEE 802 15 4 module System integration manual Abstract This document describes the system integration of the NORA B1 series stand alone Blue...

Страница 2: ...ctual property rights in the products names logos and designs included in this document Copying reproduction modification or disclosure to third parties of this document or any part thereof is only pe...

Страница 3: ...perature sensor 11 1 7 Debug 11 1 7 1 Serial Wire Debug SWD 11 1 8 GPIO pins 11 1 9 Analog interfaces 12 1 9 1 ADC 12 1 9 2 Comparator 12 1 9 3 Low power comparator 12 1 9 4 Analog pin options 13 1 10...

Страница 4: ...e design NORA B101 only 22 4 3 2 Antenna design NORA B101 only 24 4 3 3 On board antenna NORA B106 only 27 4 4 Supply interfaces 28 4 4 1 Module supply design 28 4 5 Debug interface 28 4 6 Serial inte...

Страница 5: ...quirement 43 6 3 4 End product user manual requirement 43 6 4 NCC Taiwanese market 43 6 4 1 Compliance statements 43 6 4 2 End product labelling requirement 43 6 5 KCC South Korean market 44 6 5 1 Com...

Страница 6: ...NORA B1 series System integration manual UBX 20027617 R02 Contents Page 6 of 58 C1 Public B Antenna reference designs 54 Related documents 56 Revision history 57 Contact 58...

Страница 7: ...2 4 GHz radio capable of handling Bluetooth Low Energy LE 802 15 4 for Thread and Zigbee and Nordic proprietary protocols The processor is clocked at 64 Mhz With features like Direction finding Angle...

Страница 8: ...to be developed with the Nordic Semiconductor nRF Connect SDK which includes the Zephyr Real Time Operating System RTOS MCUboot bootloader and nrfxdrv drivers for optimizing connected peripheral perf...

Страница 9: ...ication core Figure 3 NORA B1 high voltage power connection The high voltage radio voltage and main voltage regulators have both a low drop out regulator LDO and DC DC converter No additional componen...

Страница 10: ...act of high frequency ringing The use of an LDO linear regulator is convenient for a primary supply with a relatively low voltage where the typical 85 90 efficiency of the switching regulator leads to...

Страница 11: ...og enabled meaning that they can have an analog function allocated to them Table 1 shows the digital and analog functions that can be assigned to a GPIO pin Function Description Default NORA B1 pin Co...

Страница 12: ...le to lower the input range of the ADC to encompass the desired signal and obtain a higher effective resolution Continuous sampling can be chosen for a configurable time interval or actively triggered...

Страница 13: ...TXD as output Hardware flow control lines CTS as input RTS as output The UART can be used as either a 4 wire UART with hardware flow control or a 2 wire UART with only TXD and RXD Depending on the MC...

Страница 14: ...F2 I O H0H1 Data I O bit 3 in quad mode SCK P0 17 F1 O H0H1 Serial clock up to 96 MHz CSN P0 18 E1 O H0H1 Chip select active low Table 5 QSPI dedicated pin assignments 1 10 4 Inter Integrated Circuit...

Страница 15: ...ilable through the application core The pin configuration of the USB interface is as follows VBUS 5 V supply input required to use the interface USB_DP USB_DM differential data pair The USB interface...

Страница 16: ...ntegrated with other antennas In these instances OEM designers must certify the host board design with the applicable regulatory agencies 1 11 3 Integrated antenna NORA B106 NORA B106 is equipped with...

Страница 17: ...develop with the nRF Connect SDK Other software modules in nRF Connect for Desktop can be useful but are not required for application development 2 1 1 Toolchain Manager Application development is don...

Страница 18: ...the Nordic Semiconductor DevZone support site 19 Public discussions and private tickets are available on the site where the Nordic engineers and forum members respond to all contributions 2 1 4 Examp...

Страница 19: ...th_addr 1 Example actual value printed on label OTP 1 0x00FF8105 0xFF Bluetooth_addr 0 Example actual value printed on label OTP 1 0x00FF8106 0xFF Unused OTP 1 0x00FF8107 0xFF Unused Table 7 Bluetooth...

Страница 20: ...ds to erase the NORA B1 nrfjprog f NRF53 coprocessor CP_NETWORK eraseall nrfjprog f NRF53 eraseall Navigate to the build folder of the network sample and execute the following command to program the n...

Страница 21: ...m input and output pins Accurate design is necessary to guarantee that the voltage level is well defined during module boot 6 Other pins Good design practices are required to guarantee proper function...

Страница 22: ...ne of the antenna reference designs used in the module during FCC type approval or certify their own designs 4 3 1 RF transmission line design NORA B101 only RF transmission lines like those from the...

Страница 23: ...s recommended to ensure good impedance control during the PCB manufacturing process o FR 4 material exhibits poor thickness stability and poorer control of impedance over the trace length Contact the...

Страница 24: ...d antenna excites RF currents on its counterpoise typically in the PCB ground plane of the device that effectively becomes part of the antenna Consequently the dimensions of the ground plane define th...

Страница 25: ...iation intensity does not exceed the regulatory limits specified in some countries For example the regulatory limits set by the FCC in the United States 4 3 2 1 RF connector design If an external ante...

Страница 26: ...PCBs and antenna assemblies are useful in estimating overall efficiency and the radiation path of the intended design Use antennas designed by an antenna manufacturer providing the best possible retur...

Страница 27: ...description in Figure 7 NORA B106 has six extra GND pads under the antenna that need to be connected for good antenna performance Detailed measurements of the footprint including these extra GND pads...

Страница 28: ...al routing There is no strict requirement for adding bypass capacitance to the supply net close to the module But depending on the layout of the supply net and other consumers on the same net r capaci...

Страница 29: ...NORA B1 for SWD 4 6 Serial interfaces 4 6 1 UART The layout of the UART bus should be made so that noise injection and cross talk are avoided Use hardware flow control with RTS CTS to prevent temporar...

Страница 30: ...dule The NFC antenna coil must be connected differentially between the P0 02 NFC1 and P0 03 NFC2 pins of the device Two external capacitors should be used to tune the resonance of the antenna circuit...

Страница 31: ...ent in NORA B1 series modules designers should prioritize the layout of higher speed buses Low frequency signals are generally not critical for layout One exception is represented by high impedance tr...

Страница 32: ...stance of the antenna versus other parts of the system Designers should also maximize the distance of the antenna to high frequency buses like SPI and related components Otherwise consider an optional...

Страница 33: ...lane routing edge Power planes should keep a distance from the PCB edge that is sufficient to route a ground ring around the PCB The ground ring must then be connected to other layers through vias The...

Страница 34: ...and manufacturer requirements as defined by ETSI EN 301 489 1 Contact discharges are performed at conductive surfaces while air discharges are performed at insulating surfaces Indirect contact discha...

Страница 35: ...the PCB must always be between the local GND and PCB GND Before mounting an antenna patch connect the ground of the device When handling the RF pin do not come in to contact with any charged capacitor...

Страница 36: ...ing Ramp down from TL K s 4 Allowed soldering cycles 1 Table 12 Recommended reflow profile Figure 11 Reflow profile Lower value of TP and slower ramp down rate 2 3 C sec is preferred After reflow sold...

Страница 37: ...boards populated with the modules The Miniature Wave Selective Solder process is preferred over the traditional wave soldering process Hand soldering is not recommended Rework is not recommended Confo...

Страница 38: ...vailable in the NORA B1 Declaration of Conformity 4 Module integrators are required to make their own Declaration of Conformity in which test standards and directives that are tested and fulfilled by...

Страница 39: ...radio to 10 dBm EIRP or above 6 1 4 Safety Compliance To fulfill the EN 60950 1 safety standard the NORA B1 series modules must be supplied with a Class 2 Limited Power Source 6 2 FCC ISED US Canadia...

Страница 40: ...A B1 is below the SAR evaluation Exemption limits defined in RSS 102 issue 5 Canadian market limits 6 2 3 Antenna selection For NORA B101 an external antenna connector U FL connector reference design...

Страница 41: ...ons where the end user is unable to see the FCC ID and or this statement the FCC ID and the statement shall also be included in the end product manual 6 2 6 2 Canadian market The NORA B1 module is cer...

Страница 42: ...sing no additional effort is needed IEEE 802 15 4 based protocols such as Thread and Zigbee use at the MAC layer a combination of 16 and 64 bit addresses The 16 bit short address can be used to reduce...

Страница 43: ...6 4 1 Compliance statements Statement translation Without permission granted by the NCC any company enterprise or user is not allowed to change frequency enhance transmitting power or alter original c...

Страница 44: ...on number Module variant NCC ID NORA B100 TBD NORA B101 TBD NORA B106 TBD Table 14 NORA B1 series NCC ID certification numbers 6 5 KCC South Korean market 6 5 1 Compliance statement The NORA B1 series...

Страница 45: ...e is marketed In case where the final product will be installed in locations where the end user is not able to see the ANATEL logo NORA B1 Homologation number and or this statement the ANATEL logo NOR...

Страница 46: ...ently affixed to its exterior surface The label shall have the ICASA logo and the ICASA issued license number as shown in the figure below The minimum width and height of the ICASA logo shall be 3 mm...

Страница 47: ...has been used to certify the end product The end product labelling requirements are fulfilled The end product documentation requirements are fulfilled The necessary legal statements are included at a...

Страница 48: ...B for information how to integrate the U FL connector It is required to followed this reference design to comply with the NORA B1 FCC IC modular approvals Approval FCC IC RED MIC NCC KCC ANATEL RCM a...

Страница 49: ...rer Molex Gain 5 3 dBi Impedance 50 Size 9 35 x 108 4 mm Type Dipole Connector Reverse Polarity SMA plug inner thread and pin receptacle Comment This antenna requires to be mounted on a metal ground p...

Страница 50: ...uired to become members of the Bluetooth SIG All end products or end product family that utilize Bluetooth technology must be declared with the Bluetooth SIG See Bluetooth qualification process for nR...

Страница 51: ...nd currents Functional tests Digital I O tests Measurement of RF characteristics in all supported bands such as receiver RSSI calibration frequency tuning of the reference clock calibration of transmi...

Страница 52: ...n signal quality This test can be performed after establishing a connection with an external device A very simple test can be performed by just scanning for a known Bluetooth low energy device and che...

Страница 53: ...nics Engineers ISED Innovation Science and Economic Development Canada ETSI European Standards Technology Institute JTAG Joint Test Action Group KCC Korean Communications Commission KMU Key Management...

Страница 54: ...igns Designers can take full advantage of NORA B1 Single Modular Transmitter certification approval by integrating the u blox reference design into their products This approach requires compliance wit...

Страница 55: ...NORA B1 series System integration manual UBX 20027617 R02 Appendix Page 55 of 58 C1 Public Figure 19 NORA B101 U FL PCB layout...

Страница 56: ...Electromagnetic compatibility and Radio spectrum Matters ERM ElectroMagnetic Compatibility EMC standard for radio equipment and services Part 1 Common technical requirements 12 IEC61340 5 1 Protectio...

Страница 57: ...n manual UBX 20027617 R02 Revision history Page 57 of 58 C1 Public Revision history Revision Date Name Comments R01 14 Aug 2020 brec Initial release R02 04 Feb 2021 brec Updated for engineering sample...

Страница 58: ...com Regional Office China Beijing Phone 86 10 68 133 545 E mail info_cn u blox com Support support_cn u blox com Regional Office China Chongqing Phone 86 23 6815 1588 E mail info_cn u blox com Suppor...

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