Waveshare Dual-mode Bluetooth to TTL serial 2,4GHz Wireless Module master/slave-in-one

Artikelnummer: WS12190

EAN: 4060137037825

Hersteller-Artikelnr.: 12190

Kategorie: ZigBee

13,45 €

inkl. 19% USt.,

sofort verfügbar

Lieferzeit: 1 bis 2 Tage



Dual-mode Bluetooth is a wireless module that allows bi-directional transparent data transfer between the TTL serial and Bluetooth devices. It is designed to be master/slave-in-one, also, it supports iBeacon. You can easily operate the module via AT commands, like: set baudrate, change broadcast name, and IO control, etc.


  • Dual-mode Bluetooth, completely compatible with iOS and/or Android devices
  • Works as a full-duplex serial pipe after pairing, requires no Bluetooth protocol knowledge
  • Fully configurable via AT commands
  • XBee interface
  • Comes with iOS and Android demo code, like: mobile robot remote control, data acquisition, device status monitoring, etc.


  • Bluetoothversion: Bluetooth Specification V4.0 EDR and BLE
  • Frequency range: 2.4GHz ISM
  • Modulation: GFSK (Gaussian Frequency Shift Keying)
  • Communication distance: SPP 50m, BLE 100m (ideal condition)
  • Sensitivity: =-84dBm (0.1% BER)
  • Antenna: onboard antenna
  • Transfer speed: about 40% serial speed for SPP, about 30% serial speed for BLE
  • Packet length: 60 bytes for SPP, 20 bytes for BLE
  • Serial buffer: 512 bytes
  • EDR service: L2CAP, SDP, RFCOMM, SPP
  • BLE service: ATT, GATT, LE Service: 0xFFE0, Char: 0xFFE1
  • Power consumption
    • SPP: avg 13mA
    • BLE: avg 9.5mA
    • Standard: 10-17mA
  • Power supply: 3.3V 50mA
  • Operating temperature: ?5°C ~ 80°C


  • Wearable devices
  • Bluetooth intelligent application
  • Smart home appliances
  • Industry control
  • Data acquisition system


Development Resources

Wiki : www.waveshare.com/wiki/Dual-mode Bluetooth

Package Content

Weight: 0.006 kg

Dual-mode Bluetooth x 1

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