User Guide

3.2Application board

The nRF24L01-VHR1 application board contains all peripherals necessary to build a complete audio mod- ule from the nRF24L01-VHR1 radio module.

6

1

2

3

4

5

1

Radio module

7

P3 external power

2

Linear regulator

8

Batteries

3

Jumpers

9

Switches 7 and 8

4

Audio interface

10

ISP programming

5

Jumpers

11

Buttons

6

Switch 6

 

 

Figure 6. Application board components

3.2.1Audio interface

7

8

9

10

11

This module can be used to set up a wireless audio link, for example, from a PC to a headset. The radio module is the same for both sides of the link, but needs some external components to interface with either the PC audio connections, or a microphone/loudspeaker for a headset.

Revision 1.0

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Nordic Star Products NRD24V1 manual User Guide Application board, Audio interface