Measurement-computing Data Acquisition Systems rev.10.4 Manual de usuario Pagina 209
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Parameter Type Definitions
deviceType–(DaqDacDeviceType)
Definition
Chan Value
Description
0 Start the transfer of waveform/pattern output data where DAC0 is one of the
channels being output.
1 Start the transfer of waveform/pattern output data where DAC1 is one of the
channels being output.
2 Start the transfer of waveform/pattern output data where DAC2 is one of the
channels being output.
DddtLocal
3 Start the transfer of waveform/pattern output data where DAC3 is one of the
channels being output.
DddtLocalDigital
0 Start the transfer waveform/pattern output data where the 16-bit P3 Digital port is
one of the channels being output.
dataFormat-(DaqDacWaveFileDataFormat)
dataFormat Value
Data Format DAC Output P3 Digital
Output
Sample Data
Termination
DdwdfBinaryCounts
16-bit word
(low/high byte)
Raw D/A Counts
(low/high byte)
Word is 16-bit
Pattern
None -- fixed 2
bytes
DdwdfBinaryCountsHL
16-bit word
(high/low byte)
Raw D/A Counts
(high/low byte)
Word is 16-bit
Pattern
None – fixed 2
bytes
DdwdfBinaryFloat
Single Precision Float
(4 bytes)
Float D/A Volts
(-10.0 to +10.0)
Integer portion is
16-bit Pattern
None – fixed 4
bytes
DdwdfBinaryDouble
Double Precision Float
(8-bytes)
Double D/A volts
(-10.0 to +10.0)
Integer portion is
16-bit Pattern
None – fixed 8
bytes
DdwdfAsciiCountsDec
Decimal ASCII chars
(0-65535)
ASCII Decimal D/A Counts Decimal value is
16-bit Pattern
Any non-Dec
ASCII chars
DdwdfAsciiCountsHex
Hex ASCII chars
(0-FFFF)
ASCII Hex
D/A Counts
Hex value is 16-bit
Pattern
Any non-Hex
ASCII chars
DdwdfAsciiCountsBin
Binary ASCII chars
(0 – 1111111111111111)
ASCII Binary D/A Counts Decimal value is
16-bit Pattern
Any non-Bin
ASCII chars
DdwdfAsciiCountsOct
Octal ASCII chars
(0 – 177777)
ASCII Octal
D/A Counts
Decimal value is
16-bit Pattern
Any non-Octal
ASCII chars
DdwdfAsciiFloat
Floating Point ASCII chars
(-10.0 – 65535.0)
ASCII Float
Voltage
(-10.0 - +10.0)
Float value
(integer portion) is
16-bit Pattern
Any non-Floating
Point
ASCII chars
Returns
DerrNoError No error
Programmer’s Manual 908494 Daq API Command Reference 4.4-27
- *372195A-01* 1
- How to use this Manual 3
- 908494 Programmer’s Manual 4
- Table of Contents 5
- Introduction 1 7
- Language Support 8
- Driver Installation 9
- 908494 Programmer’s Manual 10
- Data Acquisition Environment 11
- Signal Environment 12
- 988594 Programmer’s Manual 14
- For x% = 0 To 3 30
- 0, 0, x%, bitVal&) 30
- Next x% 30
- Zero Compensation 33
- Linear Conversion 35
- End Sub 36
- Using Multiple Devices 3 37
- Internal Clock Method 40
- Master Clock Method 41
- External Clock Method 43
- Overview 45
- 938395 Programmer’s Manual 46
- Mask and Flag Definitions 50
- 961 962 963 ... 999 59
- 941 942 ... 958 959 960 59
- Raw Data Formats 81
- Setting the Scan Rate 89
- Scan Rate Mode 89
- Scan Rate State 90
- Actual Scan Rate 90
- 94
- DBK16-Read Offset Trimpot 95
- DBK43-Read Offset Trimpot 96
- Typical flags Settings 100
- Settings 101
- Prototypes 102
- Program References 102
- Function Usage 104
- Visual BASIC 105
- Returns 114
- Data Transfer Progress 115
- Example Acquisition States 116
- DazcNone 124
- DazcAutoZero 124
- Parameter Type Description 129
- Definition Description 129
- Purpose 131
- Offset value to apply 142
- Parameter Values 144
- parameters 148
- Parameter Summary 150
- Parameter Type Definitions 150
- Moving Averages 160
- Definition Description 165
- Using Thermocouples (T/Cs) 172
- T/C Gains Settings 173
- Daq/2000 Series devices* 174
- Setting the Output Mode 184
- Buffer Management 201
- DAC0 DAC1 DAC2 DAC3 P3 DO 202
- DAC0 DAC2 P3 DO 202
- Note 1: 206
- Offset for header in bytes 208
- Update Cycle Data Blocks 211
- Update/Sample Data Format 212
- Output From File Operation 212
- DaqBoard/2000c Series 219
- Setting the DAC Value 227
- 908794 Programmer’s Manual 232
- (continued) 249
- DdiProtocolInfo 251
- DdiExtFeatures 251
- Local I/O 262
- Expansion I/O 262
- Local I/O 266
- 957193 Programmer’s Manual 280
- (for 14 sample settings 282
- 2, 4, 8, 16, 32, 64 282
- 128, etc. up to 16384) 282
- Option Value (optionValue) 284
- Counter Mode 285
- 908594 Programmer’s Manual 286
- Set the Excitation Source 289
- DmotWbk14ExcSrcApply 289
- Sets the Dac Offset 290
- Use DC coupling when 290
- Example: 291
- DcovWbk17Mode_Period 295
- DcovWbk17Mode_Pulsewidth 296
- DcovWbk17Mode_Timing 296
- DcovWbk17Mode_Encoder 296
- Setting the Trigger Level 306
- API Error Codes - daqError 319
- A2 - 162 331
- Programmer’s Manual 332
- Appendix A A 333
- 988294 Programmer’s Manual 334
- 939198 Programmer’s Manual 336
- Custom OEM Installation C 337
- WIN 9x/Me WIN NT/2000/XP 338
- WIN 9x/Me and 338
- WIN NT/2000/XP 338
- Installation Locations: 339
- 958293 Programmer’s Manual 340
- 938295 Programmer’s Manual 342
- Format 347
- Time-of-Day Configuration 356
- Glossary 359
- 986896 Programmer’s Manual 360
- 986896 Glossary G-3 361
- 986896 Glossary G-5 363
- 986896 Glossary G-7 365
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