Ni 9205/9206, Table 15. scan list format – National Instruments Deterministic Ethernet Expansion Chassis NI 9144 User Manual
Page 28

NI 9144 User Guide and Specifications
28
ni.com
NI 9205/9206
NI 9205/9206 Scan List
The scan list channel codes consist of eight bit fields in a 32-bit entry.
Bits 23..16 describe the data offset to store a conversion at time t, and
bits 15..0 describe a complex conversion control code that takes effect
two conversions in the future, at time t+2. On the NI 9205/9206, this
conversion code is listed in Table 16.
Table 14. NI 9205/9206 Vendor Configuration Extensions
Index
Sub
Type
R/W
Description
0x2001
0
ARR:U32
Scan List = 33
1
R
Channels to Convert = 1..32, default = 32
2..33
R/W
Channel Code
0x2100
0
ARR:U32
—
Calibration = 24
1
R
Coeff 3
2
R
Coeff 2
3
R
Coeff 1
4
R
Coeff 0
5
R
10 V offset
6
R
10 V gain
7
R
5 V offset
...
—
—
13
R
User calibration, Coeff 3
...
—
—
Table 15. Scan List Format
Bits
Field
31:24
= 0
23:16
Data Offset[t]
15:0
Conversion Code[t+2}