Command register descriptions – Cirrus Logic CS5534-AS User Manual
Page 18

CS5531/32/33/34-AS
18
DS289F5
2.2.3. Command Register Descriptions
READ/WRITE ALL OFFSET CALIBRATION REGISTERS
Function:
These commands are used to access the offset registers as arrays.
R/W (Read/Write)
0
Write to selected registers.
1
Read from selected registers.
READ/WRITE ALL GAIN CALIBRATION REGISTERS
Function:
These commands are used to access the gain registers as arrays.
R/W (Read/Write)
0
Write to selected registers.
1
Read from selected registers.
READ/WRITE ALL CHANNEL-SETUP REGISTERS
Function:
These commands are used to access the channel-setup registers as arrays.
R/W (Read/Write)
0
Write to selected registers.
1
Read from selected registers.
READ/WRITE INDIVIDUAL OFFSET REGISTER
Function
:
These commands are used to access each offset register separately. CS1 - CS0 decode the
registers accessed.
R/W (Read/Write)
0
Write to selected register.
1
Read from selected register.
CS[1:0] (Channel Select Bits)
00
Offset Register 1 (All devices)
01
Offset Register 2 (All devices)
10
Offset Register 3 (CS5533/34 only)
11
Offset Register 4 (CS5533/34 only)
D7(MSB)
D6
D5
D4
D3
D2
D1
D0
0
1
0
0
R/W
0
0
1
D7(MSB)
D6
D5
D4
D3
D2
D1
D0
0
1
0
0
R/W
0
1
0
D7(MSB)
D6
D5
D4
D3
D2
D1
D0
0
1
0
0
R/W
1
0
1
D7(MSB)
D6
D5
D4
D3
D2
D1
D0
0
0
CS1
CS0
R/W
0
0
1