Wireless features
| Bluetooth version | Bluetooth 4.0 BLE protocol |
| Frequency Range | 2402-2480MHZ（2.4G ISMfrequency band） |
| modulation mode | GFSK |
| Transmit power | -37dBm – 8dBm（Programming settings） |
| Receive sensitivity | -92dBm |
| Antenna options | Onboard antenna |
| Transmission rate | 1K/S（No encryption） |
Hardware parameters
| Module model | SM05A-V03 |
| Module size | 17.8*13*1.9mm |
| Bluetooth chip model | WS8100 |
| Data interface | UART/PIO/PWM |
| audio port | none |
| ripple voltage | 100mVp-p（max） |
| Operating Voltage | 1.9V – 3.6V DC |
| Working current | The maximum instantaneous current of the receiving module (high gain setting): 13mA typ The maximum instantaneous current of the transmitting mode (value when setting 0dBm O/P): 13mA typ |
| Operating temperature | -40℃ – +85℃ |
| storage temperature | -40℃ – +85℃ |
| Safety certification | Comply with BQB certification |
Software parameters
| role type | master/slave |
| Operating mode | Host mode/slave mode/advertising mode (Beacon)/direct drive |
| Functional application | Support customer customization |
Power consumption parameters
| Active-Mode RX | 13mA max |
| Active-Mode TX @ 0 dBm | 13mA max |
| sleep state | 0.7uA avg |
| standby mode | 20mA avg |
Single chip application: supports customer customized development
Application industry
- Fitness categories: sports bracelets, pedometers, exercise measurement (running, cycling, golf)
- Smart home category: socket modification, remote control switch, dimming and color lighting, door locks, curtains, thermometer and hygrometer, smart scale, environmental smoke, detector, pet supervision
- Health and medical category: medical detection/tracking (heart rate, blood pressure, blood oxygen, pulse, body temperature)
- Infant care: real-time temperature detection, smart crib, loss prevention
- Toys: interactive remote control toys, robots, aircraft, toy cars, anti-lost devices
- Automotive electronics: tire pressure detection, automatic car locks, parking space records, electric vehicle anti-theft devices, data collection monitoring beacons, electronic tags, asset management, cold chain logistics, industrial control, power tools