RF-Star RF-BM-ND02 Manual

RF-Star RF-BM-ND02 Manual

Bluetooth 4.2 low energy module

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RF-BM-ND02
Bluetooth 4.2 Low Energy Module
Version 1.1
Shenzhen RF-star Technology Co., Ltd.
Sep. 22
nd
, 2020

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Summary of Contents for RF-Star RF-BM-ND02

  • Page 1 RF-BM-ND02 Bluetooth 4.2 Low Energy Module Version 1.1 Shenzhen RF-star Technology Co., Ltd. Sep. 22 , 2020...
  • Page 2: Nordic Ble Module List

    1. The communication distance is the longest distance obtained by testing the module's maximum transmission power in an open and interference-free environment in sunny weather. 2. Click the picture to buy modules. Shenzhen RF-star Technology Co., Ltd. Page 1 of 20...
  • Page 3: Nrf52 Series

    Contact me -hole 15  24.8 RF-BM-ND04C IPEX/Half 15  24.8 RF-BM-ND04CI -hole nRF52810 PCB/Half- 15.2  11.2 RF-BM-ND08C hole IPEX/Half 15.2  11.2 RF-BM-ND08CI Contact me -hole RF-BM-ND04A  nRF52811 24.8 Shenzhen RF-star Technology Co., Ltd. Page 2 of 20...
  • Page 4 1. The communication distance is the longest distance obtained by testing the module's maximum transmission power in an open and interference-free environment in sunny weather. 2. Click the picture to buy modules. Shenzhen RF-star Technology Co., Ltd. Page 3 of 20...
  • Page 5: Device Overview

    RF-BM-ND02 www.szrfstar.com V1.1 - Sep., 2020 1 Device Overview 1.1 Description RF-BM-ND02 is an RF module based on Nordic BLE SoC nRF51822 with ARM ® Cortex ® -M0 32-bit processor. It integrates a 16.0 MHz crystal, an LC filter, an antenna matching and a meander line inverted-F PCB antenna. It features low power consumption, compact size, robust connection distance, and rigid reliability.
  • Page 6: Functional Block Diagram

    Reset 1.8 V ~ 3.6 V Figure 1. Functional Block Diagram of RF-BM-ND02 1.5 Part Number Conventions The part numbers are of the form of RF-BM-ND02 where the fields are defined as follows: Company Name Module Version nRF51822 Version RF-STAR...
  • Page 7: Table Of Contents

    4.6.1 Unsatisfactory Transmission Distance ..................15 4.6.2 Vulnerable Module ..........................15 4.6.3 High Bit Error Rate ..........................15 4.7 Electrostatics Discharge Warnings ......................15 4.8 Soldering and Reflow Condition ......................... 16 Shenzhen RF-star Technology Co., Ltd. Page 6 of 20...
  • Page 8: Table Of Figures

    Figure 3. Pin Diagram of RF-BM-ND02 ......................9 Figure 4. Photos of RF-BM-ND02 ........................12 Figure 5. Recommended PCB Footprint of RF-BM-ND02 (mm) ............12 Figure 6. Schematic Diagram of RF-BM-ND02 ................... 13 Figure 7. Recommendation of Antenna Layout ................... 14 Figure 8.
  • Page 9: Module Configuration And Functions

    RF-BM-ND02 www.szrfstar.com V1.1 - Sep., 2020 2 Module Configuration and Functions 2.1 Module Parameters Table 1. Parameters of RF-BM-ND02 Chipset nRF51822 Supply Power Voltage 1.8 V ~ 3.6 V, recommended to 3.3 V Frequency 2402 MHz ~ 2480 MHz Transmit Power -20.0 dBm ~ +4.0 dBm (typical: 0 dBm)
  • Page 10: Module Pin Diagram

    RF-BM-ND02 www.szrfstar.com V1.1 - Sep., 2020 2.2 Module Pin Diagram Figure 3. Pin Diagram of RF-BM-ND02 2.3 Pin Functions Table 2. Pin Functions of RF-BM-ND02 Name Chip Pin Pin Type Description P0_21 P0_24 P0_25 P0_26 P0_27 P0_28 P0_29 Power supply 1.8 V ~ 3.6 V, Recommend 3.3 V...
  • Page 11 P0_13 P0_14 System reset (active low). Serial wire debug I/O for SWDIO / JTAG SWD debugging and programming. nRESET Serial wire debug clock input for debugging and JTAG CLK SWCLK programming. Shenzhen RF-star Technology Co., Ltd. Page 10 of 20...
  • Page 12: Specifications

    The functional operation does not guarantee performance beyond the limits of the conditional parameter values in the table below. Long-term work beyond this limit will affect the reliability of the module more or less. Table 3. Recommended Operating Conditions of RF-BM-ND02 Items Condition Typ.
  • Page 13: Application, Implementation, And Layout

    RF-BM-ND02 www.szrfstar.com V1.1 - Sep., 2020 4 Application, Implementation, and Layout 4.1 Module Photos Figure 4. Photos of RF-BM-ND02 4.2 Recommended PCB Footprint Figure 5. Recommended PCB Footprint of RF-BM-ND02 (mm) Shenzhen RF-star Technology Co., Ltd. Page 12 of 20...
  • Page 14: Schematic Diagram

    RF-BM-ND02 www.szrfstar.com V1.1 - Sep., 2020 4.3 Schematic Diagram Figure 6. Schematic Diagram of RF-BM-ND02 4.4 Antenna 4.4.1 Antenna Design Recommendation 1. The antenna installation structure has a great influence on the module performance. It is necessary to ensure the antenna is exposed and preferably vertically upward.
  • Page 15: Basic Operation Of Hardware Design

    It is recommended to stay away from the module according to the strength of the interference. If circumstances permit, appropriate isolation and shielding can be done. Shenzhen RF-star Technology Co., Ltd. Page 14 of 20...
  • Page 16: Trouble Shooting

    3. If the extension wire or feeder wire is of poor quality or too long, the bit error rate will be high. 4.7 Electrostatics Discharge Warnings The module will be damaged for the discharge of static. RF-star suggests that all modules should follow the 3 precautions below: Shenzhen RF-star Technology Co., Ltd.
  • Page 17: Soldering And Reflow Condition

    T Max. 6 ℃/s Max. 6 ℃/s Time from 25 ℃ to Peak Temperature (t Max. 6 minutes Max. 8 minutes Time of Soldering Zone (t 20±10 s 20±10 s Shenzhen RF-star Technology Co., Ltd. Page 16 of 20...
  • Page 18: Optional Packaging

    RF-BM-ND02 www.szrfstar.com V1.1 - Sep., 2020 Figure 8. Recommended Reflow for Lead-Free Solder 4.9 Optional Packaging Figure 9. Optional Packaging Mode Note: Default tray packaging. Shenzhen RF-star Technology Co., Ltd. Page 17 of 20...
  • Page 19: Certification

    RF-BM-ND02 www.szrfstar.com V1.1 - Sep., 2020 5 Certification 5.1 BQB Declaration ID: D041509 Figure 10. BQB Certificate Shenzhen RF-star Technology Co., Ltd. Page 18 of 20...
  • Page 20: Revision History

    1. The document will be optimized and updated from time to time. Before using this document, please make sure it is the latest version. 2. To obtain the latest document, please download it from the official website: www.szrfstar.com. Shenzhen RF-star Technology Co., Ltd. Page 19 of 20...
  • Page 21: Contact Us

    RF-BM-ND02 www.szrfstar.com V1.1 - Sep., 2020 7 Contact Us SHENZHEN RF-STAR TECHNOLOGY CO., LTD. Shenzhen HQ: Add.: C601, Skyworth Building, High-tech Park, Nanshan District, Shenzhen, Guangdong, China, 518057 Tel.: 86-755-3695 3756 Chengdu Branch: Add.: B3-03, Building No.1, Incubation Park, High-Tech District, Chengdu, Sichuan, China, 610041 Tel.: 86-28-6577 5970...

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