This section focuses on the hardware components of the nRF5340
Audio Development Kit (DK), with descriptions of the various hardware components that
are present on the device.
Block diagram
The block diagram illustrates the nRF5340 Audio DK functional architecture.
Hardware figures
The hardware figures show the elements of the nRF5340 Audio DK.
nRF5340 SoC
The nRF5340 is an ultra-low power wireless SoC with two Arm® Cortex®-M33 processors and a multiprotocol 2.4 GHz transceiver.
Pin maps
The pin assignments for the nRF5340SoC are listed in the pin map table.
Audio codec
Schematic drawing for the nRF5340 Audio DK codec.
Connector interface
Access to the GPIOs for the nRF5340 Audio DK is available from connectors P1-P5, P10-P11, and P14-P15.
Microphone
The PDM microphone (U5) on the nRF5340 Audio DK captures audio input.
LEDs and buttons
The user interface on the nRF5340 Audio DK consists of five user-programmable LEDs and five user-programmable buttons.