XR10910 Datasheet, PDF (8/19 Pages) Exar Corporation – 16:1 Sensor Interface

XR10910
Reg No.
Hex Dec
Name
Offset DAC Config
0x20 32 DAC1
0x21 33 DAC2
0x22 34 DAC3
0x23 35 DAC4
0x24 36 DAC5
0x25 37 DAC6
0x26 38 DAC7
0x27 39 DAC8
0x28 40 DAC9
0x29 41 DAC10
0x2A 42 DAC11
0x2B 43 DAC12
0x2C 44 DAC13
0x2D 45 DAC14
0x2E 46 DAC15
0x2F 47 DAC16
Function
Digital Part Control Register
R/
W/
C
Byte of
Parameter
Parameter
Default Power-up
Code Condition
Remark
Configures DAC offset
applied to Channel 1
R/W
2
Configures DAC offset
applied to Channel 2
R/W
2
Configures DAC offset
applied to Channel 3
R/W
2
Configures DAC offset
applied to Channel 4
R/W
2
Configures DAC offset
applied to Channel 5
R/W
2
Configures DAC offset
applied to Channel 6
R/W
2
Configures DAC offset
applied to Channel 7
R/W
2
Configures DAC offset
applied to Channel 8
R/W
2
[10]: DAC Sign
Configures DAC offset
applied to Channel 9
R/W
2
[9:0]: DAC Range
Configures DAC offset
applied to Channel 10
R/W
2
Configures DAC offset
applied to Channel 11
R/W
2
Configures DAC offset
applied to Channel 12
R/W
2
Configures DAC offset
applied to Channel 13
R/W
2
Configures DAC offset
applied to Channel 14
R/W
2
Configures DAC offset
applied to Channel 15
R/W
2
Configures DAC offset
applied to Channel 16
R/W
2
0x00
0mV
offset
Bit 10 controls the sign of the DAC offset
voltage. Bits 9 thru 0 control the value of
the DAC offset voltage.
[10]: DAC Sign 0 = positive; 1 = negative
Table 1: Register List
Hex
0x3FF
0x000
0x7FF
0x400
D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Offset % of FS Input
0
1
1
1
1
1
1
1
1
1
1
50
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
-50
1
0
0
0
0
0
0
0
0
0
0
0
DAC
Sign
10-bit DAC Range
Voltage RTI
+560mV
0
-560mV
0
Table 2: DAC Registers
Hex
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
D2 D1 D0
0
0
0
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
Gain
2
20
40
80
150
300
600
760
Table 3: Gain Register
© 2014-2015 Exar Corporation
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exar.com/XR10910
Rev 1B