National Instruments Deterministic Ethernet Expansion Chassis NI 9144 Manual de usuario descargar pdf (Pagina 63)

Use the calibration coefficients with the following equation to generate

corrected data:

NI 9401

NI 9401 Direction Control

Note Both the input and output bytes are transmitted in the PDO regardless of the

direction control; only the relevant bits are connected to the I/O pins.

NI 9403

Table 62. NI 9401 Vendor Configuration Extensions

Index Sub Type R/W Description

0x2001 0 U32 R/W Nibble direction

control,

default = 0

Table 63. NI 9401 Scan List Format

Bits Field

1 0: data bits 3:0 as input

1: data bits 7:4 as output

0 0: data bits 3:0 as input

1: data bits 7:4 as output

Table 64. NI 9403 Vendor Configuration Extension

Index Sub Type R/W Description

0x2001 0 U32 R/W I/O direction

control,

default = 0

desired

Code()Code LSB

weight

•

bits

---------

⎝⎠

⎛⎞

12–

•

-------

⎝⎠

⎛⎞

Offset pA()10

12–

-------

⎝⎠

⎛⎞

•+=

1 2 ... 58 59 60 61 62 63 64 65

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National Instruments Deterministic Ethernet Expansion Chassis NI 9144 Manual de usuario Pagina 63