Allwinner A20 - Page 454

A20 User Manual (Revision 1.2) Copyright © 2013 Allwinner Technology Co., Ltd. All Rights Reserved. Page 454 / 812
Offset: 0x05c
Register name: Aud_CH_Status1
Bits
Read
/Write
Default
/Hex
Description
11: No copying is permitted
7:4
R/W
0x00
ORIGINAL_FS
Original sampling frequency
0000: not indicated
0001: 192kHz
0010: 12kHz
0011: 176.4kHz
0100: Reserved
0101: 96kHz
0110: 8kHz
0111: 88.2kHz
1000: 16kHz
1001: 24kHz
1010: 11.025kHz
1011: 22.05kHz
1100: 32kHz
1101: 48kHz
1110: Reserved
1111: 44.1kHz
3:1
R/W
0x00
WORD_LEN
Sample word length
For bit 0 = “0”:
000: not indicated
001: 16 bits
010: 18 bits
100: 19 bits
101: 20 bits
110: 17 bits
111: Reserved
For bit 0 = “1”:
000: not indicated
001: 20 bits
010: 22 bits
100: 23 bits