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 19...
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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 19...
Reset 1.7 V ~ 3.6 V Figure 1. Functional Block Diagram of RF-BM-ND08CI 1.5 Part Number Conventions The part numbers are of the form of RF-BM-ND08CI where the fields are defined as follows: 08CI Company Name Module Version nRF52810 Third IPEX Version...
RF-BM-ND08CI www.szrfstar.com V1.2 - Sep., 2020 2.2 Module Pin Diagram Top View Bottom View Figure 3. Pin Diagram of RF-BM-ND08CI 2.3 Pin Functions Table 2. Pin Functions of RF-BM-ND08CI Name Chip Pin Pin Type Description Antenna interface Ground Power supply 1.7 V ~ 3.6 V, Recommend 3.3 V...
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SWD debugging ports are on the bottom side of the module, which is not pull out in the stamp half hole way, please refer to the module pin diagram for details. Shenzhen RF-star Technology Co., Ltd. Page 10 of 19...
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-ND08CI Items Condition Min.
4.2 Recommended PCB Footprint Figure 5. Recommended PCB Footprint of RF-BM-ND08CI (mm) 4.3 Antenna RF-BM-ND08CI module is integrated the IPEX version 1 antenna seat, the specification of antenna seat is as follow: Figure 6. Specification of Antenna Seat Shenzhen RF-star Technology Co., Ltd.
L1 position capacitor. The location of L1 is shown in the figure below. Figure 8. Antenna Output Mode Change 4.4 Schematic Diagram Figure 9. Schematic Diagram of RF-BM-ND08CI Shenzhen RF-star Technology Co., Ltd. Page 13 of 19...
10. The antenna must not be installed inside the metal case, which will cause the transmission distance to be greatly weakened. 4.6 Trouble Shooting 4.6.1 Unsatisfactory Transmission Distance 1. When there is a linear communication obstacle, the communication distance will be correspondingly weakened. Shenzhen RF-star Technology Co., Ltd. Page 14 of 19...
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 suggest that all modules should follow the 3 precautions below: 1.
Time from 25 ℃ to Peak Temperature (t Max. 6 minutes Max. 8 minutes 20±10 s 20±10 s Time of Soldering Zone (t Figure 10. Recommended Reflow for Lead Free Solder Shenzhen RF-star Technology Co., Ltd. Page 16 of 19...
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 18 of 19...
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