NINA-B2 系列 (u-connect)
stand-alone 双模蓝牙模块
OBS421 系列
独立式双模式蓝牙模块
OBS421 系列 is an older generation product. For new designs see:
具有 NFC 功能的 Stand-alone 低功耗蓝牙 5.0 模块
stand-alone 双模蓝牙模块
Highlights
经验证的双模蓝牙模块，具有最佳性能和多点功能
- 带蓝牙低功耗和蓝牙BR/EDR（双模蓝牙）的蓝牙v4.0
- 嵌入式堆栈(SPP, DUN, PAN, GATT)
- 低发射模式®可限制对其他2.4GHz射频的干扰
- u-blox低功耗串行端口服务
- 吞吐量高达1.3 Mbps
- 具有7个从站的高级多点功能
Standard
Professional
Automotive
Product variants
Product Selection
Documentation & resources
| Product variants | OBS421i-24 | OBS421x-24 |
|---|---|---|
| Global | ✓ | |
| Bluetooth profiles and services | Bluetooth SPP, Bluetooth DUN, Bluetooth PAN, Bluetooth GATT, u-blox low energy serial port service | |
| Microprocessor on boards | Standalone module open CPU | |
| UART | 1 | |
| GPIO | 9 | |
| Maximum supply [V] | 6 | |
| Minimum supply [V] | 3 | |
| Maximum temperature [°C] | 85 | |
| Minimum temperature [°C] | -30 | |
| AT command support | ✓ | |
| Bluetooth with enhanced data rate | ✓ | |
| Extended data mode protocol | ✓ | |
| Factory programmed MAC address(es) | ✓ | |
| Low emission mode | ✓ | |
| Antennas | Internal antenna | Connector (active) for external antenna |
| Dimensions [mm] | 36 x 16 x 2.6 | |
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