CDB8416 Datasheet, PDF (6/28 Pages) Cirrus Logic – Evaluation Board

CDB8416
SWITCH
PURPOSE
POSITION
FUNCTION SELECTED
S1-H/S
Selects Hardware or Software Mode for
CS8416 and CS8406.
OPEN CS8416 and CS8406 are in Hardware Mode.
CLOSED ^{CS8416 and CS8406 are in Software Mode.}
S1-M/S
Selects Master or Slave Mode for LRCK
and SCLK.
OPEN CS8416 Master. CS8406 Slave.
CLOSED ^{CS8416 Master. CS8406 Slave.}
S1-SFMT1 Selects serial audio output format for the
S1-SFMT0 ^{CS8416 and input format for the CS8406.}
00
Left Justified 24 bit
01
I2S 24 bit
10
Right Justified 24 bit
11
Direct AES3 (CS8416)
Right Justified 16 bit (CS8406)
S3-INPUT Selects CS8416 receiver input topology.
OPEN XLR balanced input.
CLOSED ^{Optical/Coaxial unbalanced input.}
S3-8416_PCM Controls the input/output buffers for the
CS8416 serial audio port.
OPEN CS8416 I/O buffers off.
CLOSED ^{CS8416 I/O buffers on.}
S3-NVSEL Selects between NVERR and RERR.
OPEN NVERR output selected.
CLOSED ^{RERR output selected.}
S3-RXSEL1 Hardware mode RXP input channel select
S3-RXSEL0 ^{for the CS8416.}
00
RXP0 Selected
01
RXP1 Selected
10
RXP2 Selected
11
RXP3 Selected
S3-TXSEL1 Hardware mode TX pass through channel
S3-TXSEL0 ^{select for the CS8416}
00
RXP0 pass through to TX
01
RXP1 pass through to TX
10
RXP2 pass through to TX
11
RXP3 pass through to TX
S4-8406_PCM Controls the input/output buffers for the
CS8406 serial audio port.
OPEN CS8406 I/O buffers off.
CLOSED ^{CS8406 I/O buffers on.}
S4-TCBLD Selects the direction of TCBL for the
CS8406.
OPEN TCBL set to output.
CLOSED ^{TCBL set to input.}
S4-CEN Selects input method for channel status, OPEN Mode B is selected.
user, and validity data.
CLOSED ^{Mode A is selected.}
Table 3. CDB8416 Switch Settings
6
DS578DB2