Version 1.0 Samsung Electronics page 1 of 8User manual for WIDA101. IntroductionThis features an embedded 8052 MCU, new low-power modes and support for the 5 GHz dual-band RFreceivers. This supports up to 4 stereo audio streams and comes together with additional features such as: dataencryption, pairing functionality, bi-directional control data messages, full autonomy for receivers,low-power audio snooze mode, WLAN detection and automatic frequency allocation. This module itselfprovides the basic functions of audio processing and buffering, Data Link Layer and Physical Layer.This enables the module to provide the digital interfaces on one side and the radio interfaces on the other side.2. Hardware Architecture2.1 Main chipset informationItem vender Part numberBBIC SMSC DARR 83RFIC Airoha AL72302.2 Circuit block diagramThe major internal and external block diagram of Samsung 5GHz dual-band wireless audio module isillustrated in Figure 1-1.Figure 1-1 WIDA10 Block diagram