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...
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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 20...
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.
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...
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.
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.
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...
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.
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...
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...
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