Application Fields

Health care

Portable printers

Smart Home

Wireless POS machines

Industrial control

Automated data collection


Based on TI's CC2564 BR / EDR / LE single-chip Bluetooth solution, WLT2564S is a dual-mode Bluetooth module developed by WLT. Built-in Bluetooth dual-mode protocol stack and a variety of application profiles can makes it easier for users’ to realize the interconnection, data transmission and other applications of Bluetooth devices.

Main Features

  • With CC2564 supporting BR / EDR / LE
  • STM32F103 MCU, optional Flash capacity from 128KB to 1MB,                           optional RAM capacity from 20KB to 96KB
  • Supporting UART / SPI communication interfaces,                                                    UART interfaces can be up to 4Mbps.
  • Supporting I2C interfaces for external encryption chips
  • Supporting PCM interfaces (Bluetooth HFP)
  • Supporting I2S interfaces (Bluetooth A2DP)
  • Onboard high performance ceramic 2.4GHz antennas,                                          external antenna can also be used
  • Supporting Bluetooth SPP, SPPLE, HFP, MAP, PXP, A2DP, ANP, HID ...
  • Supporting transparent / protocol data transfer mode,                                        providing AT + instruction set configuration
  • 3.3V single power supply 
  • Stamp hole pin with easy and reliable welding.
  • Ultra-small size: 19x30mm
  • Flexible software platform to provide customized services

Module block diagram: