LE910Cx Hardware Design Guide
1VV0301298 Rev.40 Page 81 of 149 2023-03-16
Not Subject to NDA
PAD Signal I/O Function Type Comments
B9 DVI_WA0 O Digital Audio Interface (WA0) B-PD 1.8V
PCM_SYNC
I2S_WS
B6 DVI_RX I Digital Audio Interface (RX) B-PD 1.8V
PCM_DIN
I2S_DIN
B7 DVI_TX O Digital Audio Interface (TX) B-PD 1.8V
PCM_DOUT
I2S_DOUT
B8 DVI_CLK O Digital Audio Interface (CLK) B-PD 1.8V
PCM_CLK
I2S_CLK
B12 REF_CLK O Audio Master Clock B-PD 1.8V MCLK
Table 33: Digital Audio Interface Signals (PCM/I2S)
LE910Cx DVI has the following characteristics:
LE910Cx Linux OS
PCM
PCM Master and slave modes using short or long frame sync modes
16-bit linear PCM format
PCM clock rates of 128kHz, 256 kHz, 512 kHz, 1024 kHz and 2048 kHz (Default),
4096kHz
Frame size of 8, 16, 32, 64, 128 & 256 bits per frame
Sample rates of 8 kHz and 16 kHz
I2S
Master and slave modes
Sample rate 8KHz, 16KHz, 48KHz
Sample-width is 16bit only.
Supported I2S standard only - Phillips I2S Bus Specifications revised June 5, 1996
LE910Cx ThreadX OS
PCM
PCM Master mode using short or long frame sync modes
16-bit linear PCM format
PCM clock rates of 2048 kHz, 4096kHz
Frame size of 256 bits per frame