FSC-BT671C 芯科 EFR32BG21 遠距離 BLE 5.2 Mesh module
FSC-BT671C 藍芽5.2低功耗SoC模組基於Silicon Labs EFR32BG21晶片，內建32位元80 MHz ARM Cortex-M33微控制器，最大功率輸出達+10 dBm，接收靈敏度（最小值）高達-104.9 dBm，適用於長距離應用。該模組支援藍芽Mesh、主從一體及多連接通訊，採用低功耗Gecko技術，確保快速喚醒時間與節能模式，設計緊湊，非常適合需要小巧尺寸、高性能且低能耗的電池供電應用。此模組預設內建易於使用且功能完善的韌體，開發者可透過簡單的串口AT指令快速整合藍芽功能。
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- 基於Silicon Labs EFR32BG21的遠距離 BLE5.2模組，支援執行藍芽BLE、Mesh多協定軟體，內建32位元80 MHz ARM Cortex-M33，支援DSP支援及浮點運算單元。
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- Wide operating temperature range: -40°C ~ +105°C
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- Advanced BLE 5.x features:
- LE 2Mbit PHY high-speed transmission
- LE coded PHY long distance communication
- 255 建位廣播擴展
- Low power consumption:
- DeepSleep 電流: 4.5uA
- Active 模式電流: 50.9uA/MHz
- RF specifications:
- Bluetooth 5.2 Low Energy (BLE) transceiver
- Supports customized development of Bluetooth Mesh network and wireless protocols
- 支援Class 1 (Tx 發射功率最大可達 +10 dBm)
- Enhanced Rx receive sensitivity: -104.9 dBm (minimum)
- General characteristics:
- 10mm × 11.9mm 小尺寸22腳郵票封裝
- 預設使用外部天線，支援安裝外置飛易通天線或其他天線
- Supports BLE master-slave integration (central and peripheral)
- Support OTA upgrade
- Bluetooth protocol support: ATT, GATT, HOGP and other BLE protocols
- UART serial port baud rate: 1200 bps ~ 230400 bps (default: 115200 bps)
- UART, I2C, SPI, PWM, RTC, PDM, 12-bit ADC (200ks/S) interface
- Advanced BLE 5.x features:
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| wafer | Silicon Labs EFR32BG21 |
| Bluetooth version | Bluetooth v5.2 Low Energy |
| Transmit power | +10 dBm (maximum value) |
| Receive sensitivity | -104.9 dBm (minimum value) |
| bluetooth protocol | BLE: TO, GATT, HOGP |
| Certification | SRRC |
| Number of GPIOs | 11 |
| external interface | UART, I2C, SPI, ADC, PWM |
| antenna | 預設使用外部天線，支援安裝外置飛易通天線或其他天線 |
| size (mm) | 10 × 11.9 × 1.8 |
| operating temperature | -40°C ~ +105°C |
| storage temperature | -40°C ~ +105°C |
| Supply voltage | VDD: 1.71V ~ 3.8V |
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