Carte de développement Bluetooth LE

Features

• Seeed XIAO BLE nRF52840 Sense development board
  
  
• Nordic nRF52840 ARM® Cortex®-M4 processor with FPU up to 64 MHz
      
• Wireless Bluetooth 5.0/NFC/Zigbee
  
  
• On-board memory 1 MB flash and 256 kB RAM
  
  
• 2 MB QSPI flash onboard memory
  
  
• UART, IIC, SPI, NFC, SWD, x11 GPIO, x6 ADC, three-in-one LED and user LED
  
  
• On-board digital microphone, can receive audio data in real time, allowing it to be used for audio recognition
  
  
• Built-in 6-axis IMU (inertial measurement unit), which can be used in TinyML projects such as gesture recognition
  
  
• Ultra-low standby power: 5 μA, deep standby model
  
  
• Supports lithium battery charge management
  
  
• Reset button
  
  
• Power supply operating voltage: 3.3V@200mA
  
  
• Charging current: 50mA/100mA
  
  
• Input voltage: 5V
  
  
• Dimensions 21 x 17.5 mm

Note: All I/O pins are 3.3V, please do not input more than 3.3V, otherwise the CPU may be damaged.