Pcm Interface; Supported Model; Pcm Interface Definition - Fibocom NL668-LA Series Hardware Manual

Table 5-12 ADC pin definition
PIN Name I/O
ADC0 I
ADC1 I

5.7 PCM Interface

NL668-LA series module provides a PCM interface for communication with digital audio devices such as
an external CODEC.

5.7.1 Supported Model

Table 5-13 Supported model of PCM
Product model
NL668-LA-00
NL668-LA-01
NL668-LA-05
NL668-LA-10
NL668-LA-30
NL668-LA-40
NL668-LA-31

5.7.2 PCM Interface Definition

Table 5-14 PCM pin definition
Pin Name
PCM_IN
PCM_OUT
PCM_SYNC
PCM_CLK
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FIBOCOM NL668-LA Series Hardware Guide
Pin No. Description
45 Analog to digital converter interface 0
44 Analog to digital converter interface 1
Description
Support
Support
Support
Support
Support
Support
Support
I/O Pin No.
I 24
O 25
IO 26
IO 27
Description
PCM data input
PCM data output
PCM data synchronous signal
PCM clock
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