st5092 STMicroelectronics, st5092 Datasheet - Page 8
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st5092
Manufacturer Part Number
st5092
Description
2.7v Supply 14-bit Linear Codec With High-performance Audio Front-end
Manufacturer
STMicroelectronics
Datasheet
1.ST5092.pdf
(29 pages)
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ST5092
II
For both formats of Digital Interface, programma-
ble functions are configured by writing to a num-
ber of registers using a 2-byte write cycle.
Most of these registers can also be read-back for
Table 1: Programmable Register Intructions
NOTE 1:
NOTE 2:
NOTE 3:
NOTE 4:
8/29
Single byte Power up/down
Write CR0
Read-back CR0
Write CR1
Read-back CR1
Write Data to receive path
Read data from D
Write Data to D
Write CR4
Read-back CR4
Write CR5
Read-back CR5
Write CR6
Read-back CR6
Write CR7
Read-back CR7
Write CR8
Read-back CR8
Write CR9
Read-back CR9
Write CR10
Read-back CR10
Write CR11
Read-back CR11
Write Test Register CR14
PROGRAMMABLE FUNCTIONS
bit 7 of the address byte and data byte is always the first bit clocked into or out from: CI and CO pins when MICROWIRE serial
port is enabled.
X = reserved: write 0
”P” bit is Power up/down Control bit. P = 1 Means Power Down.
Bit 1 indicates, if set, the presence of a second byte.
Bit 2 is write/read select bit.
Registers CR12, CR13, and CR15 are not accessible.
X
R
Function
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
7
X
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
verification. Byte one is always register address,
while byte two is Data.
Table 1 lists the register set and their respective
adresses.
5
X
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
Address byte
4
X
0
0
0
0
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
1
X
3
0
0
1
1
0
0
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
X
2
0
1
0
1
0
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
X none
X see CR0 TABLE 2
X see CR0
X see CR1 TABLE 3
X see CR1
X see CR2 TABLE 4
X see CR2
X see CR3 TABLE 5
X see CR4 TABLE 6
X see CR4
X see CR5 TABLE 7
X see CR5
X see CR6 TABLE 8
X see CR6
X see CR7 TABLE 9
X see CR7
X see CR8 TABLE 10
X see CR8
X see CR9 TABLE 11
X see CR9
X see CR10 TABLE 12
X see CR10
X see CR11 TABLE 13
X see CR11
X reserved
0
Data byte