sta323wqs STMicroelectronics, sta323wqs Datasheet - Page 34

• Manufacturer Part Number: sta323wqs
• Description: 2.1-channel High-efficiency Digital Audio System With Qsound Qhd??
• Manufacturer: STMicroelectronics

Register descriptions
Table 12.
7.1
7.1.1
34/72
0x20
0x21
0x22
0x23
0x24
0x25
0x26
0x27
0x28
0x29
0x2A
0x2B
0x2C
0x2D
Address
A2cf1
A2cf2
A2cf3
B0cf1
B0cf2
B0cf3
Cfud
MPCC1
MPCC2
RES
RES
FDRC1
FDRC2
Status
Register summary (continued)
Name
Configuration register A (address 0x00)
Master clock select
Table 13.
The STA323WQS supports sample rates of 32 kHz, 44.1 kHz, 48 khz, 88.2 kHz, and
96 kHz. Therefore the internal clock is:
●
●
●
0
1
2
Bit
FDRB
D7
32.768 MHz for 32 kHz
45.1584 MHz for 44.1 khz, 88.2 kHz, and 176.4 kHz
49.152 MHz for 48 kHz, 96 kHz, and 192 kHz
0
R/W
R/W
R/W
R/W
C4B23
C4B15
C4B7
C5B23
C5B15
C5B7
MPCC15
MPCC7
RES
RES
FDRC15
FDRC7
PLLUL
D7
Master clock select
TWAB
1
1
0
D6
RST
1
C4B22
C4B14
C4B6
C5B22
C5B14
C5B6
MPCC14
MPCC6
FDRC14
FDRC6
RES
RES
MCS0
MCS1
MCS2
D6
Name
TWRB
D5
1
C4B21
C4B13
C4B5
C5B21
C5B13
C5B5
MPCC13
MPCC5
RES
RES
FDRC13
FDRC5
D5
Master clock select: selects the ratio between the input
I
2
S sample frequency and the input clock.
IR1
D4
0
C4B20
C5B20
FDRC12
C4B12
C4B4
C5B12
C5B4
MPCC12
MPCC4
RES
RES
FDRC4
D4
IR0
D3
C4B19
C4B11
C4B3
C5B19
C5B11
C5B3
MPCC11
MPCC3
RES
RES
FDRC11
FDRC3
0
D3
Description
MCS2
C4B18
C5B18
C4B10
C4B2
C5B10
C5B2
MPCC10
MPCC2
RES
RES
FDRC10
FDRC2
D2
0
D2
C4B17
C4B9
C4B1
C5B17
C5B9
C5B1
WA
MPCC9
MPCC1
RES
RES
FDRC9
FDRC1
FAULT
MCS1
D1
1
D1
STA323WQS
C4B16
C5B16
C4B8
C4B0
C5B8
C5B0
W1
MPCC8
MPCC0
RES
RES
FDRC8
FDRC0
TWARN
MCS0
D0
D0
1