Shanghai SIMCom Wireless Solutions Limited 201802 User Manual

Smart Machine Smart Decision

SIM7600V-H_User Manual_V1.00

2018-02-24

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