Data Sheet

NAU7802 24-bit ADC
Nuvoton Confidential - 32 - Revision 1.7
11.4 REG0x03-REG0x05: Channel 1 OFFSET Calibration
offset register
bit
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
offset
+/-
2
-1
2
-2
2
-3
2
-4
2
-5
2
-6
2
-7
2
-8
2
-9
2
-10
2
-11
2
-12
2
-13
2
-
14
2
-
15
2
-
16
2
-
17
2
-
18
2
-
19
2
-
20
2
-
21
2
-
22
2
-
23
default
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11.5 REG0x06-REG0x09: Channel 1 GAIN Calibration
gain register
bit
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
gain
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
2
-
1
2
-
2
2
-
2
2
-
3
2
-
4
2
-
5
2
-
6
2
-
7
2
-
8
2
-
9
2
-
10
2
-
11
2
-
12
2
-
13
2
-
14
2
-
15
2
-
16
2
-
17
2
-
18
2
-
19
2
-
20
2
-
21
2
-22
default
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11.6 REG0x0A-REG0x0C: Channel 2 OFFSET Calibration (NAU7802 - only)
Register Default = 0x000000
offset register
bit
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
offset
+/-
2
-1
2
-2
2
-3
2
-4
2
-5
2
-6
2
-7
2
-8
2
-9
2
-10
2
-11
2
-12
2
-13
2
-
14
2
-
15
2
-
16
2
-
17
2
-
18
2
-
19
2
-
20
2
-
21
2
-
22
2
-
23
default
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11.7 REG0x0D-REG0x10: Channel 2 GAIN Calibration (NAU7802 - only)
Register Default = 0x00800000
gain register
bit
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
gain
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
2
-
1
2
-
2
2
-
2
2
-
3
2
-
4
2
-
5
2
-
6
2
-
7
2
-
8
2
-
9
2
-
10
2
-
11
2
-
12
2
-
13
2
-
14
2
-
15
2
-
16
2
-
17
2
-
18
2
-
19
2
-
20
2
-
21
2
-22
default
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0