User Manual

Smart Machine Smart Decision

SIM7600A_User Manual_V1.01 2017-10-10

3.6 PCM Interface

Module provides a PCM interface for external codec, which can be used inmaster mode with short

sync and 16 bits linear format.

Table 14: PCM Format

Note: For more details about PCM AT commands, please refer to document [1].

3.6.1 PCM Timing

Module supports 2.048 MHz PCM data and sync timing for 16 bits linear format codec.

Figure 20: PCM_SYNC timing

Figure 21: EXT codec to module timing

Characteristics Specification

LineInterfaceFormat Linear(Fixed)

Datalength 16bits(Fixed)

PCM Clock/Sync Source Master Mode(Fixed)

PCMClockRate 2048 KHz (Fixed)

PCMSyncFormat Shortsync(Fixed)

Data Ordering MSB