Grove - BLE (dual model)


22.50 USD
$22.50 ea.

Grove - BLE (dual model) v1.0 uses CSR dual mode Bluetooth chip,with the ARM architecture single chip which supports AT instructions.

Description [Hide]

Users can develop flexibly according to the serial baud rate, equipment name, pairing password.


  • BT Version: Bluetooth Specification V4.0 & BLE
  • UART send and receive max bytes is 512
  • Other device to module in SPP mode: 90 Bytes per packet
  • Other device to module in BLE mode: 20 Bytes per packet
  • Two data transmission mode, balance mode and high speed mode
  • Working frequency: 2.4GHz ISM band
  • Modulation method: GFSK(Gaussian Frequency Shift Keying)
  • RF Power: -23dbm, -6dbm, 0dbm, 6dbm.
  • Speed: Asynchronous: 3K Bytes
  • Synchronous: 3K Bytes
  • Security: Authentication and encryption
  • Service: Slave SPP, Peripheral BLE, UUID FFE0,FFE1
  • Power: +3.3/+5.0VDC 50mA
  • Long range: SPP 30 meters, BLE 60 meters
  • Power: SPP 13.5mA, BLE 9.5mA
  • Working temperature:–5 ~ +65 Centigrade
  • K2: While connected, pressing K2 more than 100ms will disconnect.  While in sleep mode, pressing K2 will restore factory settings.
  • U1: U1 is the wireless module, It includes automatic power on reset circuit.
  • D1: Slowly Flashing == Sleeping; Continuous lit == connected.
  • J1: The standard Grove connector.

Please visit Seeed Studios wiki page for more info about this product.

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