Cirrus Logic CS8427 - Manual (Page 43)

CS8427
DS477F5 43
SDOUT RMCK RERR ORIG COPY Function
LO - - - - Serial Output Port is Slave
HI - - - - Serial Output Port is Master
- - - - LO Mode A: C transmitted data is copied from received data, U
and V =0, received PRO, EMPH, AUDIO is visible
- - - - HI Mode B: CUV transmitted data is input serially on pins,
received PRO, EMPH and AUDIO is not visible
- LO LO - - Serial Input & Output Format: Left Justified
- LO HI - - Serial Input & Output Format: I²S
- HI LO - - Serial Input & Output Format: Right Justified
- HI HI - - Serial Input format: Left Justified, Output Format: AES3
Direct
- - - LO - TCBL is an input
- - - HI - TCBL is an output
Table 2. Hardware Mode Start-up Options
SOSF SORES1/0 SOJUST SODEL SOSPOL SOLRPOL
OF1 - Left Justified 0 00 0 0 0 0
OF2 - I²S 24-bit data 0 00 0 1 0 1
OF3 - Right Justified, master mode only 0 00 1 0 0 0
OF4 - I²S 16 bit data 0 10 0 1 0 1
OF5 - Direct AES3 data 0 11 0 0 0 0
Table 3. Serial Audio Output Formats Available in Hardware Mode
SISF SIRES1/0 SIJUST SIDEL SISPOL SILRPOL
IF1 - Left Justified 0 00 0 0 0 0
IF2 - I²S 0 00 0 1 0 1
IF3 - Right Justified 24-bit data 0 00 1 0 0 0
IF4 - Right Justified 16-bit data 0 10 1 0 0 0
Table 4. Serial Audio Input Formats Available in Hardware Mode