On Board Digital Microphones; Fm Antenna Header J2001; Figure 13 - On Board Digital Mic's - Intrinsyc Open-Q 2500 User Manual

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Open-Q™ 2500 Development Kit User Guide

Version 1.1

Please refer to the schematic and consider the power before connecting anything to this header. For

more details regarding configuration, refer to the Open-Q 2500 software Release Notes to determine

feature support in the latest software release.

3.7.15 On Board Digital Microphones

There are two on board digital microphones as shown above and can be used for recording audio.

These microphones are connected to APQ GPIOs 4 & 5. Refer to the schematic to see what

component population modifications are necessary to gain access to these GPIOs on the Audio IO

expansion header J1600.

The FM Antenna Header J2001 can be used for connecting an external FM antenna to the Open Q-

2500 development kit. Refer to the Open-Q 2500 software Release Notes to determine if this feature

is supported in the latest software release.

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