THE UDF FILE SYSTEM

THE UDF FILE SYSTEM

The Record Structure

struct DataRecord {: ByTe_4 Time;; ByTe_4 SpinPeriod;; ByTe_4 ZeroDegTime;; ByTe_4 HeaderRecOffsets[MaxNss];; ByTe_4 NumOfSenSets;; u_ByTe_1 Data[N];
};

The Data Field Expanded

The UDF Header File

The Record Structure

struct HeaderRecord {: ByTe_2 RecordSize;; ByTe_2 Year;; ByTe_2 Day;; ByTe_1 TimeBase;; u_ByTe_1 NumStatus;; ByTe_4 AccumTm;; ByTe_4 LatencyTm;; ByTe_4 ScanResetTm;; ByTe_4 SSetResetTm;; ByTe_2 NumSensors;; u_ByTe_2 NumSample;; u_ByTe_2 NumColumns;; u_ByTe_2 LeadColumn;; u_ByTe_2 TotColumns;; ByTe_2 ArrayIndex[1 or NumSample];; ByTe_2 SensorIndex[NumSensors];; u_ByTe_1 QualFlags[NumSensors];; u_ByTe_1 StatusData[NumStatus];
};

The VIDF File

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Block Desciptions

Example VIDF Files

Complete VIDF: Example 1

The PIDF File

Introduction

General Block

Group Block

Scan Binning Block

Example 1

Image Block

Example 1

Units Block

Sensor Block

Array Block

Ancillary Block

Mode Block

Data Quality Block

Example 1

Phase Angle Block

Example 1

Pitch Angle Block

Example 1

Full PIDF Examples

Complete PIDF: Example 1