Deterministic Ethernet Expansion Chassis User's Guide

NI 9144 User Guide and Specifications 20 ni.com
Supported C Series Modules
C Series Modules with No Configurable Options
The following lists the modules with no configurable options:
• NI 9411
• NI 9421
C Series Module Vendor Extensions
0x2000 0 U32 R NI C Series Vendor ID (for NI C Series modules,
equals 0x1093)
0x2001 0..N ARR: R/W • Scan or command list
• Channel direction control
• Mode selection
0x2002 0 U32 R/W •Error status
• Unipolar/bipolar control
• Module configuration command
• Module conversion rate control
0x2003 0 U32 R/W Error acknowledgement (or status)
0x2005 0 U8 R/W • Refresh period
• Conversion format
0x2100 0..N ARR: R Calibration data
0x3002 0 U32 R Number of scans. This index reports the number of
conversions the module makes during the cycle. If
disable multiple scans is set in the NI 9144, the number
of scans is always 1.
0x4000
…
0x47FF
— — R/W Safe data values that mirror the PDO data in
0x6000…0x67FF
0x4800
…
0x4FFF
— — R/W Safe control values that mirror the SDO data in
0x2000…0x27FF.
Table 3. Module Vendor Extensions (Continued)
Index Sub Type R/W Description