
Personal Daq User’s Manual Appendix B, 887095 API Commands B-29
API Reference Tables
These tables provide information for programming with the Personal Daq Application Programming
Interface. Information includes channel identification and error codes, as well as valid parameter values
and descriptions. The tables are organized as follows:
API Parameter Reference Tables
Table Sub-Title/Parameter/Description Page
1. daq Device Property Definitions -
daqGetDeviceProperties
Identifies the format (DWORD, STRING, or FLOAT) for property parameters B-30
2. General I/O Definintions
(Does not apply to
Personal Daq/54)
Digital I/O Port Connection: devPort – daqIODevicePort
I/O Port Type: devType – daqIODeviceType
I/O Operation Code: whichExpPort –daqIOExpansionPort
I/O Operation Code: daqIOOperationCode
B-30
3. Event-Handling Definitions Transfer Event Definitions - daqTransferEvent
Transfer Event Wait Mode Definitions - daqWaitMode
B-31
4. Hardware Version Definitions
daqHardwareVersion
B-31
5. Analog Gain Definitions Identifies gain codes for Personal Daq base unit B-31
6. Trigger Source Definitions
daqAdcTriggerSource
daqEnhTrigSensT
B-31
7. Miscellaneous Definitions Scan Flag Definitions - daqAdcFlag
Frequency vs Period - daqAdcRateMode
Acquisition Mode Definitions - daqAdcAcqMode
Transfer Mask Definitions - daqAdcTransferMask
File Open Mode Definitions - daqAdcOpenMode
Acquisition/Transfer Active Flag Definitions - daqAdcActiveFlag
Acquisition State - daqAdcAcqState
BufferTransfer Mask- daqAdcBufferXferMask
B-32
8. Setting Options
optionType
optionValue
B-32
9. API Error Codes Identifies API errors by number and description B-33
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