Wavecom GS64 Spécifications Page 53

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Product Technical Specification & Customer Design Guidelines
Interfaces
The AUXI input is a passive network applying –14dB gain followed by the transmit
part of the CODEC.
Figure 12: Auxiliary input connection to Q64 Wireless CPU
®
Electrical Characteristics of AUXI
Parameters Min
Typ Max Unit
DC Characteristics 0 V
AC Characteristics
KΩ
Z2 60
200 Hz<F<4 kHz
AT+VGT*=2
40 mVrms
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This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without
prior written agreement.
WA_DEV_Q64_PTS_001-003 January 9, 2009
AT+VGT*=1
190
Maximum working
voltage
AT+VGT*=0
850
Positive +12 V Maximum rating
voltage
Negative -2 V
*The input voltage depends on the input microphone gain set by AT command. Please refer to the
document
[4] AT Command Interface Guide for Open AT® Firmware v6.5.
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