Delta Electronics PCI-DMC-A01 Programming Manual page 418

Chapter 29 4-Channel Analog Output Remote I/O Module API | PCI-DMC-A01 / PCI-DMC-B01
29.11 _DMC_01_rm_04da_get_output_offset_value
 FORMAT
I16 PASCAL _DMC_01_rm_04da_get_output_offset_value (U16 CardNo, U16 NodeID,
U16 SlotID, U16 ChannelNo, I16 *Value)
 Purpose
Reads the DA offset value.
 Parameters
Data
Name
Type
CardNo U16
NodeID U16
SlotID U16
ChannelNo U16
SetValue I16
 Example
U16 CardNo = 0, NodeID = 1, SlotId = 0;
U16 ChannelNo = 0;
I16 Value = 0;
I16 status = _DMC_01_rm_04da_get_output_offset_value (CardNo, NodeID, SlotID,
ChannelNo, & Value);
29-12
Unit
Number Unit CardNo is between 0~15
Number Unit Node ID is between 0~63
Number Unit 0
Number Unit Channel ID is between 0~3
Value is +127 ~ -128
 1 Step of Value = 38.14μv
 Adjust the offset of the channel by -16 LSBs to
Number Definition
127
Selection
126
-127
-128
Description
+15.875 LSBs in increments of 1/8 LSB
Offset Adjustment: +15.875 LSBs (4.844mv)
Offset Adjustment: +15.75 LSBs (4.806mv)
... ......
0 No Adjustment (default)
... ......
Offset Adjustment: -15.875 LSBs(- 4.844mv)
Offset Adjustment: -16 LSBs(- 4.882mv)
Revised March, 2012