Product Info

LTE Standard Module Series
EG91 Series Hardware Design
EG91_Series_Hardware_Design
50 / 102
125us
PCM_CLK
1 2
PCM_SYNC
255 256
MSB
LSB
MSB
PCM_DOUT
MSB LSB
MSB
PCM_DIN
Figure 22: Primary Mode Timing
125us
PCM_CLK 1 2
PCM_SYNC
31 32
PCM_DOUT
MSB
LSB
MSB
LSB
PCM_DIN
Figure 23: Auxiliary Mode Timing
The following table shows the pin definition of PCM and I2C interfaces which can be applied on audio
codec design.