Specifications

BLE 5.1 Modules BM833/F/EVer 0.50 June 2019
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3. Product Overview
Nordic nRF52811 SoC
For full description of the SoC, please download data sheets from Nordic Semiconductor website.
https://www.nordicsemi.com/eng/Products/Bluetooth-low-energy
The following is a block diagram of Nordic nRF52811 Bluetooth Low Energy (BLE) SoC.