Cirrus Logic CS4953xx - Manual (Page 78)

Digital Audio Output Port Description
CS4953xx Hardware User’s Manual
DS732UM10 Copyright 2010 Cirrus Logic, Inc 7-12
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Table 7-10. S/PDIF Transmitter Configuration
Description Hex Message
Enable SPDIF on Output A on
DAO1_DATA3/XMTA
(MCLK=256 Fs)
0x8100002e
0x00005080
Enable SPDIF on Output A on
DAO1_DATA3/XMTA
(MCLK=512 Fs)
0x8100002e
0x00005080
0x8180003C
0xFFFFFF8F
0x8140003C
0x00000010
Enable SPDIF on Output A on
DAO1_DATA3/XMTA
(MCLK=1024 Fs)
0x8100002e
0x00005080
0x8180003C
0xFFFFFF8F
0x8140003C
0x00000030
Enable SPDIF on Output B on
DAO2_DATA3/XMTB
(MCLK=256 Fs)
0x8100002f
0x00005080
Enable SPDIF on Output B on
DAO2_DATA3/XMTB
(MCLK=512 Fs)
0x8100002f
0x00005080
0x8180003C
0xFFFFFF8F
0x8140003C
0x00000010
Enable SPDIF on Output B on
DAO2_DATA3/XMTB
(MCLK=1024 Fs)
0x8100002f
0x00005080
0x8180003C
0xFFFFFF8F
0x8140003C
0x00000030
Table 7-11. DSP Bypass Configuration
DAO_SCLK Polarity Hex Message
Route XMTA_IN to DAO1_DATA3/XMTA
and XMTB_IN to DAO2_DATA3/XMTB
0x81000052
0x0000001B
Route XMTA_IN to DAO1_DATA3/XMTA
0x81000052
0x00000013
Route XMTB_IN to DAO2_DATA3/XMTB
0x81000052
0x0000000b
Disable DSP Bypass
0x81000052
0x00000003