Smart Machine Smart Decision
SIM7600NA_user manual _V1.00 40
2020-1-7
3.8
PCM Interface
MODULE provides a PCM interface for external codec, which can be used in master mode with
short sync and 16 bits linear format.
Table 15: PCM format
Note: For more details about PCM AT commands, please refer to document [1].
3.8.1
PCM timing
MODULE supports 2.048 MHz PCM data and sync timing for 16 bits linear format codec.
Figure 235: PCM_SYNC timing
Figure 246: EXT codec to MODULE timing
Characteristics
Specification
Line Interface Format
Linear(Fixed)
Data length
16bits(Fixed)
PCM Clock/Sync Source
Master Mode(Fixed)
PCM Clock Rate
2048 KHz (Fixed)
PCM Sync Format
Short sync
(Fixed)
Data Ordering
MSB