User's Manual

LE910 Hardware User Guide
1vv0301089 Rev.7 – 25-10-2015
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 61 of 88
13 Audio Section Overview
The Audio of the LE910 Module is carried by DVI digital audio interface.
The audio port can be directly connected to end device using digital interface, or via one of the
several compliant codecs (in case an analog audio is needed).
13.1 Electrical Characteristics
The product is providing the Digital Audio Interface (DVI) on the following Pins:
Digital Voice Interface (DVI)
PAD
Signal
I/O
Function
Note
Type
B9
DVI_WA0
I/O
Digital Audio Interface (WA0)
1.8V
B6
DVI_RX
I
Digital Audio Interface (RX)
1.8V
B7
DVI_TX
O
Digital Audio Interface (TX)
1.8V
B8
DVI_CLK
I/O
Digital Audio Interface (BCLK)
1.8V