Hardware Guide

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FIBOCOM MC116-NA Series Hardware Guide Page 37 of 63
Table 5-12 ADC pin definition
PIN Name I/O Pin No. Description
ADC0 I 45 Analog to digital converter interface 0
ADC1 I 44 Analog to digital converter interface 1
5.7 PCM Interface
MC116-NA series module provides a PCM interface for communication with digital audio devices such as
an external CODEC.
5.7.1 Support Model
Table 5-13 Support model of PCM
Product Model Description
MC116-NA
Support
5.7.2 PCM Interface Definition
Table 5-14 PCM pin definition
Pin Name I/O Pin No. Description
PCM_IN I 24 PCM data input
PCM_OUT O 25 PCM data output
PCM_SYNC IO 26 PCM data synchronous signal
PCM_CLK IO 27 PCM clock
5.7.3 PCM Interface Description
Table 5-15 PCM interface description
Pin Name Frequency. Duty Cycle Coded Format Operating Mode Description
PCM_CLK 2.048MHz 50%
16bit Liner mono
Module serves
as master
PCM CLK
PCM_OUT - - PCM Output
PCM_IN - - PCM Input
PCM_SYNC 8KHz Short pulse
PCM Synchronous
Signal (Falling
edge sampling)
MC116-NA series module adopts the above configuration by default, any adjustment please contact