Nordic Semiconductor nRF6915/AKMS MIC 2, Руководство пользователя

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nRFready Microphone User Guide
Contents
1 Introduction .................................................................................................4
1.1 Who should read this User Guide?.......................................................4
1.2 System requirements............................................................................4
1.3 Required reading ..................................................................................4
1.4 Writing Conventions..............................................................................5
2 Kit content....................................................................................................6
2.1 Hardware content .................................................................................6
2.2 Firmware content ..................................................................................6
2.3 Documentation......................................................................................7
2.4 Finding content on the web...................................................................7
3 System overview .........................................................................................8
4 Kit operation ................................................................................................10
4.1 Pairing procedure .................................................................................11
4.2 Programming boards ............................................................................11
4.3 Compiling firmware ...............................................................................12
5 Hardware description..................................................................................13
5.1 nRF2788 Microphone ...........................................................................13
5.2 nRF2789 Receiver................................................................................14
5.3 Layout guidelines..................................................................................15
5.4 Power supply ........................................................................................15
5.5 Antenna ................................................................................................16
5.6 Crystal oscillator ...................................................................................16
5.7 User interface .......................................................................................16
5.8 Programming interface .........................................................................17
5.9 RF regulation ........................................................................................17
6 Troubleshooting ..........................................................................................17