Time Tagger User Manual Logo
Documentation as pdf
  • Getting Started
    • Get familiar with your Time Tagger
    • Graphical User Interfaces
      • Time Tagger Lab
      • Web Application
    • Programming languages
      • Python
      • LabVIEW (via .NET)
      • MATLAB (wrapper for .NET)
      • Wolfram Mathematica (via .NET)
      • .NET
      • C#
      • C++
        • Debug and Release Builds
        • Code Sanitizers
  • Installation instructions
    • Windows
      • Installation
    • Linux
      • Installation
      • Known issues
      • Time Tagger with Python
      • Time Tagger with C++
    • Hardware license upgrades
      • Time Tagger Lab
      • Web Application
  • Tutorials
    • Getting started with Time Tagger Lab
      • Selecting a device on the home screen
      • Configuring input channels
        • Trigger level
        • Signal delay
        • Dead time
        • Event divider
        • Conditional filter
      • Performing measurements
        • The measurement view
        • Measurements list
        • Chart view
        • Properties
      • Processors and virtual channels
        • Processor tips and tricks
        • Virtual channel naming
      • Saving measurement data
        • Export data / trace data
        • Export chart
      • Reference clock
      • Network server
      • Troubleshooting
        • Overflows
        • Log warning messages
    • Measuring Coincidences
      • Time Tagger configuration
      • Coincidence-counting
      • Delay adjustment for coincidence detection
      • Exclusive coincidences using Combinations virtual channel
      • Coincidence-counting vs Correlation Measurement
    • Confocal Fluorescence Microscope
      • Time Tagger configuration
      • Intensity scanning microscope
      • Fluorescence Lifetime Microscope
      • Alternative pixel trigger formats
        • Pixel pulse width defines the integration time
        • Pixel pulse indicates the pixel start
        • FLIM with non-periodic pixel trigger
        • Line pulse but no pixel pulses
    • Optically Detected Magnetic Resonance
      • Creation of optical and microwave pulse patterns
      • Signal generation and detection
      • Sweeping modes
      • ODMR contrast
    • Remote Synchronization of Time Taggers
      • Establishing a common time base across distributed locations
      • Starting a Time Tagger Server at each location
      • Connecting to multiple Time Tagger Servers over the network
      • Accessing individual servers
      • Verification of the synchronization technology using a single Time Tagger
      • Measuring synchronization precision across multiple Time Taggers
    • Remote Time Tagger with Python
      • Sharing a Time Tagger with Network Time Tagger
      • Remote control of a Time Tagger with Pyro
      • Remote procedure call
      • Initial setup
      • Minimal example
      • Creating the Time Tagger
      • Measurements and virtual channels
      • Working example
      • What is next?
  • Synchronizer
    • Overview
    • Key applications
      • Crosstalk elimination
      • High transfer rate
      • Multi-room experiment
      • Synchronizer with a single Time Tagger
    • Requirements
    • Cable connections
      • Using an external reference clock
    • Software and channel numbering
      • Incomplete cable connections
      • Buffer overflows
    • Limitations
      • Conditional filter
      • Internal test signal
    • Status LEDs and troubleshooting
  • Hardware
    • Operating conditions
    • Input channels
      • Electrical characteristics
      • Configurable input termination - Time Tagger X only
      • High Resolution Mode
    • Data connection
    • LEDs
      • Time Tagger X
      • Time Tagger Ultra
      • Time Tagger 20
    • Test signal
    • Synthetic input delay
    • Synthetic dead time
    • Event divider
    • Conditional Filter
    • Bin equilibration
    • Overflows
    • External Clock Input
    • Synchronization signals
    • FPGA link
    • General purpose IO (GPIO)
    • 19-inch rack mount
  • Software Overview
    • Graphical User Interfaces
    • Precompiled libraries and high-level language bindings
    • C++ API
  • Application Programming Interface
    • Examples
      • Measuring cross-correlation
      • Using virtual channels
      • Using multiple Time Taggers
      • Using Time Tagger remotely
    • The TimeTagger Library
      • Units of measurement
        • timestamp_t
      • Channel numbers
        • channel_t
      • Unused channels
      • Constants
        • CHANNEL_UNUSED
      • Enumerations
        • AccessMode
        • ChannelEdge
        • CoincidenceTimestamp
        • FpgaLinkInterface
        • GatedChannelInitial
        • Resolution
        • Type
        • UsageStatisticsStatus
      • Functions
        • createTimeTagger()
        • createTimeTaggerVirtual()
        • createTimeTaggerNetwork()
        • getTimeTaggerServerInfo()
        • freeTimeTagger()
        • scanTimeTagger()
        • scanTimeTaggerServers()
        • setLogger()
        • setTimeTaggerChannelNumberScheme()
        • getTimeTaggerChannelNumberScheme()
        • mergeStreamFiles()
        • getVersion()
        • setUsageStatisticsStatus()
        • getUsageStatisticsStatus()
        • getUsageStatisticsReport()
      • Helper classes
        • ChannelGate
    • TimeTagger classes
      • General Time Tagger features
        • TimeTaggerSource
        • TimeTaggerBase
      • Time Tagger
        • TimeTaggerHardware
        • TimeTagger
      • The TimeTaggerVirtual class
        • TimeTaggerVirtual
      • The TimeTaggerNetwork class
        • TimeTaggerNetwork
        • TimeTaggerServer
      • Additional classes
        • ReferenceClockState
        • SoftwareClockState
    • Virtual Channels
      • Available virtual channels
      • Common methods
        • VirtualChannel.getChannel()
        • VirtualChannel.getChannels()
      • Coincidence
        • Coincidence
      • Coincidences
        • Coincidences
      • Combinations
        • Combinations
      • Combiner
        • Combiner
      • ConstantFractionDiscriminator
        • ConstantFractionDiscriminator
      • DelayedChannel
        • DelayedChannel
      • EventGenerator
        • EventGenerator
      • FrequencyMultiplier
        • FrequencyMultiplier
      • GatedChannel
        • GatedChannel
      • TriggerOnCountrate
        • TriggerOnCountrate
    • Measurement Classes
      • Available measurement classes
      • Common methods
        • IteratorBase
      • Event counting
        • Countrate
        • Counter
        • CountBetweenMarkers
      • Time histograms
        • StartStop
        • Histogram
        • HistogramLogBins
        • Histogram2D
        • HistogramND
        • Correlation
        • TimeDifferences
        • TimeDifferencesND
      • Fluorescence-lifetime imaging (FLIM)
        • FlimAbstract
        • Flim
        • FlimFrameInfo
        • FlimBase
      • Phase & frequency analysis
        • FrequencyStability
        • FrequencyCounter
        • PulsePerSecondMonitor
      • Time-tag-streaming
        • TimeTagStream
        • FileWriter
        • FileReader
        • Dump
        • Scope
        • Sampler
      • Helper classes
        • SynchronizedMeasurements
        • Custom Measurements
  • In Depth Guides
    • Software-Defined Reference Clock
      • Overview of synchronization concepts
        • Traditional hardware reference clock
        • Software-defined reference clock
      • Setting up the software-defined reference clock
      • Technical limitations
        • Input signal limitations
        • Resolution limitations
      • Advanced features
        • Emulating the Conditional Filter
        • Averaging of rising and falling edges
    • Conditional Filter
      • Example configurations
        • One trigger and one filtered channel
        • Multiple trigger-channels
        • Multiple filtered channels
        • Multiple trigger and filtered channels
      • Understanding the filtering mechanism
        • Terms
        • Processing stages
        • Consequences
      • Setup of the Conditional Filter
        • Control hardware delay compensation
        • Disable the Conditional Filter
    • Raw Time-Tag-Stream access
      • Dumping and post-processing
        • File Reader
        • Virtual Time Tagger
      • On-the-fly processing
        • TimeTagStream - high-level, lower performance
        • CustomMeasurement - low-level, higher performance
        • CustomVirtualChannel - modify the time tag stream - C++ only
        • IteratorBase - C++ only
    • Synchronization of the Time Tagger pipeline
    • FPGA link
      • Getting Started with SFP+
      • Using QSFP+
      • Modifying the reference design
  • Usage Statistics Collection
    • Contents of the usage statistics data
    • Ways of control
    • Time Tagger Lab diagnostics
  • Safety & Compliance
    • Safety and compliance guidelines
      • Symbols
      • Operation environment
      • Electrostatic-sensitive device
        • Cleaning
      • Disposal and recycling
      • Contact, support and service
    • Time Tagger X safety notice
      • Electrical characteristics
      • Equipment installation
      • Maintenance and repair
        • Power cord
        • Safety fuse
  • Revision History
    • V2.18.2 - 07.05.2025
    • V2.18.0 - 23.04.2025
    • V2.17.6 - 21.01.2025
    • V2.17.4 - 17.07.2024
    • V2.17.2 - 02.07.2024
    • V2.17.0 - 22.04.2024
    • V2.16.2 - 28.06.2023
    • V2.16.0 - 05.06.2023
    • V2.15.0 - 06.03.2023
    • V2.14.0 - 23.12.2022
    • V2.13.2 - 22.11.2022
    • V2.12.4 - 09.11.2022
    • V2.12.2 - 04.10.2022
    • V2.12.0 - 01.09.2022
    • V2.11.0 - 22.04.2022
    • V2.10.6 - 16.03.2022
    • V2.10.4 - 23.02.2022
    • V2.10.2 - 31.12.2021
    • V2.10.0 - 22.12.2021
    • V2.9.0 - 07.06.2021
    • V2.8.4 - 04.05.2021
    • V2.8.2 - 26.04.2021
    • V2.8.0 - 29.03.2021
    • V2.7.6 - 26.04.2021
    • V2.7.4 - 19.04.2021
    • V2.7.2 - 22.12.2020
    • V2.7.0 - 01.10.2020
    • V2.6.10 - 07.09.2020
    • V2.6.8 - 21.08.2020
    • V2.6.6 - 10.07.2020
    • V2.6.4 - 27.05.2020
    • V2.6.2 - 10.03.2020
    • V2.6.0 - 23.12.2019
    • V2.4.4 - 29.07.2019
    • V2.4.2 - 12.05.2019
    • V2.4.0 - 10.04.2019
    • V2.2.4 - 29.01.2019
    • V2.2.2 - 13.11.2018
    • V2.2.0 - 07.11.2018
    • V2.1.6 - 17.05.2018
    • V2.1.4 - 21.03.2018
    • V2.1.2 - 14.03.2018
    • V2.1.0 - 06.03.2018
    • V2.0.4 - 01.02.2018
    • V2.0.2 - 17.01.2018
    • V2.0.0 - 14.12.2017
    • V1.0.20 - 24.10.2017
    • V1.0.6 - 16.03.2017
    • V1.0.4 - 24.11.2016
    • V1.0.2 - 28.07.2016
    • V1.0.0
    • Channel Number Schema 0 and 1
Time Tagger User Manual
  • In Depth Guides

In Depth Guides

This section contains articles that provide in depth details on the Time Tagger hardware and software.

  • Software-Defined Reference Clock
    • Overview of synchronization concepts
    • Setting up the software-defined reference clock
    • Technical limitations
    • Advanced features
  • Conditional Filter
    • Example configurations
    • Understanding the filtering mechanism
    • Setup of the Conditional Filter
  • Raw Time-Tag-Stream access
    • Dumping and post-processing
    • On-the-fly processing
  • Synchronization of the Time Tagger pipeline
  • FPGA link
    • Getting Started with SFP+
    • Using QSFP+
    • Modifying the reference design
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