what is RN-52? | applied electronics engineering


what is RN-52?

By Applied Electronics - Sunday, April 30, 2017 No Comments
RN-52 is a Bluetooth audio module that is used in products where audio/streaming music services over Bluetooth wireless network is to be provided. It is a complete solution for bluetooth in that it has microcontroller, Flash Memory, DSP processing chip, RF front end and antenna, audio interfaces(for microphone and speaker) and USB, UART, GPIO(General Purpose Input/Output). It is a class 2 bluetooth device meaning that its range is upto 10m.

RN52 Bluetooth Audio Module is shown below.

So what does this chip contain. Shown below is a block diagram of RN-52 module.

If you know about bluetooth, you would know that there are versions of bluetooths. This RN-52 supports bluetooth 3 and is fully compatible with Bluetooth version 2.1+EDR, 1.2, and 1.1. Also if you know bluetooth you would know that there are different kinds of bluetooth profile. RN-52 bluetooth supports A2DP, AVRCP, HFP/HSP, and SPP bluetooth profile.

See next RN-52 bluetooth module pins and their functions


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