User Guide

ME910G1 Preliminary HW Design Guide
1VV0301593 Rev.2 Page 66 of 95 2020-01-13
7. AUDIO SECTION
The Telit digital audio interface (DVI) of the ME910G1 Module is based on the I
2
S serial
bus interface standard. The audio port can be connected to end device using digital
interface, or via one of the several compliant codecs (in case an analog audio is needed).
Electrical Characteristics
The product is providing the DVI on the following pins:
Pin
Signal
I/O
Function
Internal
Pull Up
Type
B9
DVI_WA0
I/O
Digital Audio Interface (Word
Alignment / LRCLK)
CMOS 1.8V
B6
DVI_RX
I
Digital Audio Interface (RX)
CMOS 1.8V
B7
DVI_TX
O
Digital Audio Interface (TX)
CMOS 1.8V
B8
DVI_CLK
I/O
Digital Audio Interface (BCLK)
CMOS 1.8V
Codec examples
Please refer to the Digital Audio Application note.