
B-34 API Commands Appendix B,
887095 Personal Daq User’s Manual
API Error Codes
DerrTooManyHandles 60h - 96
No more handles available to open
DerrInvLockMask 61h - 97
Only a part of the resource is already locked, must be all or none
DerrAlreadyLocked 62h - 98
All or part of the resource was locked by another application
DerrAcqArmed 63h - 99
Operation not available while an acquisition is armed
DerrParamConflict 64h - 100
Each parameter is valid, but the combination is invalid
DerrInvMode 65h - 101
Invalid acquisition/wait/dac mode
DerrInvOpenMode 66h - 102
Invalid file-open mode
DerrFileOpenError 67h - 103
Unable to open file
DerrFileWriteError 68h - 104
Unable to write file
DerrFileReadError 69h - 105
Unable to read file
DerrInvClockSource 6Ah - 106
Invalid acquisition mode
DerrInvEvent 6Bh - 107
Invalid transfer event
DerrTimeout 6Ch - 108
Time-out on wait
DerrInitFailure 6Dh - 109
Unexpected result occurred while initializing the hardware
DerrBufTooSmall 6Eh - 110
Unexpected result occurred while initializing the hardware
DerrInvType 6Fh - 111
Invalid acquisition/wait/dac mode
DerrArraySize 70h - 112
Used as a catch all for arrays not large enough
DerrBadAlias 71h - 113
Invalid alias names for Vxd lookup
DerrInvCommand 72h - 114
Invalid command
DerrInvHandle 73h - 115
Invalid handle
DerrNoTransferActive 74h - 116
Transfer not active
DerrNoAcqActive 75h - 117
Acquisition not active
DerrInvOpstr 76h - 118
Invalid operation string used for triggering
DerrDspCommFailure 77h - 119
Device with DSP failed communication
DerrEepromCommFailure 78h - 120
Device with EEPROM failed communication
DerrInvEnhTrig 79h - 121
Device using enhanced trigger detected invalid trigger type
DerrInvCalConstant 7Ah - 122
User calibration constant out of range
DerrInvErrorCode 7Bh - 123
Invalid error code
DerrInvAdcRange 7Ch - 124
Invalid analog input voltage range parameter
DerrInvCalTableType 7Dh - 125
Invalid calibration table type
DerrInvCalInput 7Eh - 126
Invalid calibration input signal selection
DerrInvRawDataFormat 7Fh - 127
Invalid raw-data format selection
DerrNotImplemented 80h - 128
Feature/function not implemented yet
DerrInvDioDeviceType 81h - 129
Invalid digital I/O device type
DerrInvPostDataFormat 82h - 130
Invalid post-processing data format selection
DerrdaqStalled 83h - 131
Personal Daq low level driver stalled
DerrdaqLostPower 84h – 132
Personal Daq device has lost power
DerrdaqMissing 85h – 133
Personal Daq device is not detected
DerrdaqScanConfig 86h – 134
Scan Configuration is invalid
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