Src Registers; Dma Registers; S/Pdif Registers - Cirrus Logic CS42L42 Manual

Low-power audio codec with soundwire-i2s/tdm and audio processing
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I
2
C Address: 10010(AD1)(AD0)[R/W] through 10010(AD1)(AD0)0 = 0x94 (Write); 10010(AD1)(AD0)1 = 0x95 (Read)
Address
Function
Serial Port Transmit
0x05
Isochronous Control
p. 159
Serial Port Transmit
0x06
Sample Rate
p. 159
0x07
S/PDIF/SoundWire
Control 1
p. 160
0x08–0x7F Reserved

6.19 SRC Registers

I
2
C Address: 10010(AD1)(AD0)[R/W] through 10010(AD1)(AD0)0 = 0x94 (Write); 10010(AD1)(AD0)1 = 0x95 (Read)
Address
Function
0x00
Control Port Page
SRC Input Sample
0x01
Rate
p. 160
0x02–0x08 Reserved
SRC Output Sample
0x09
Rate
p. 160
0x0A–0x7F Reserved

6.20 DMA Registers

2
I
C Address: 10010(AD1)(AD0)[R/W] through 10010(AD1)(AD0)0 = 0x94 (Write); 10010(AD1)(AD0)1 = 0x95 (Read)
Address
Function
0x00
Control Port Page
Soft Reset Reboot
0x01
p. 160
0x02–0x7F Reserved

6.21 S/PDIF Registers

I
2
C Address: 10010(AD1)(AD0)[R/W] through 10010(AD1)(AD0)0 = 0x94 (Write); 10010(AD1)(AD0)1 = 0x95 (Read)
Address
Function
0x00
Control Port Page
S/PDIF Control 1
0x01
p. 161
S/PDIF Control 2
0x02
p. 161
S/PDIF Control 3
0x03
p. 162
S/PDIF Control 4
0x04
p. 162
0x05–0x7F Reserved
DS1083F2
Page 0x25—AudioPort Interface Registers
7
6
SP_TX_
RSYNC
0
0
1
1
0
0
x
x
Page 0x26—SRC Registers
7
6
0
0
0
1
x
x
0
1
x
x
Page 0x27—DMA Registers
7
6
0
0
0
0
x
x
Page 0x28—S/PDIF Registers
7
6
0
0
0
0
SPDIF_TX_L
SPDIF_TX_
SPDIF_TX_
PRO
0
0
0
0
0
1
x
x
5
4
SP_TX_NSB_POS
0
0
0
0
SPDIF_RES
1
1
x
x
5
4
PAGE
1
0
0
0
x
x
0
0
x
x
5
4
PAGE
1
0
0
1
x
x
5
4
PAGE
1
0
0
0
SPDIF_TX_CP
SPDIF_TX_
AUDIOB
PRE
0
0
SPDIF_TX_CC
0
0
0
0
x
x
6.19 SRC Registers
3
2
1
SP_TX_NFS_
SP_TX_ISOC_MODE
NSBB
0
1
0
SP_TX_FS
1
1
0
SW_RES_INPUT
SW_RES_OUTPUT
1
1
1
x
x
x
3
2
1
0
1
1
SRC_SDIN_FS
0
0
0
x
x
x
SRC_SDOUT_FS
0
0
0
x
x
x
3
2
1
0
1
1
SFT_RST_
REBOOT
1
1
0
x
x
x
3
2
1
1
0
0
SPDIF_TX_
SPDIF_TX_
RAW
KAE
0
0
0
SPDIF_TX_
SPDIF_TX_V
VCFG
0
0
0
0
0
0
SPDIF_TX_STAT
0
0
1
x
x
x
CS42L42
0
0
0
1
x
0
0
0
x
0
x
0
1
0
x
0
0
SPDIF_TX_
PDN
1
SPDIF_TX_
DIGEN
0
0
0
x
114

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