ML865G1 HW Design Guide
1VV0301632 Rev. 4 Page 65 of 86 2020-09-23
7. AUDIO SECTION
The Telit digital audio interface (DVI) of the ML865G1 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 Type
48 DVI_WA0 O Digital Audio Interface (Word
Alignment / LRCLK)
CMOS 1.8V
47 DVI_RX I Digital Audio Interface (RX) CMOS 1.8V
46 DVI_TX O Digital Audio Interface (TX) CMOS 1.8V
45 DVI_CLK O Digital Audio Interface (BCLK) CMOS 1.8V
Codec examples
Please refer to the Digital Audio Application note.
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