User's Manual

HC864-AUTO Hardware User Guide
1vv0300946 Rev.4 – 2012-12-27
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights
Reserved. Page 49 of 77
9. Audio Section
HC864-AUTO module doesn’t support an analog audio interface and supports only PCM interface. HC864-
AUTO module can be connected to external codec through PCM interface.
For further information, please refer to the “HC864-AUTO_Digital_Voice_Interface_Application_Note”.