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DORIC Optogenetics TTL User Manual

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Optogenetics TTL Pulse Generator
User Manual
Version 1.1.1

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Summary of Contents for DORIC Optogenetics TTL

  • Page 1 Optogenetics TTL Pulse Generator User Manual Version 1.1.1...

  • Page 2: Table Of Contents

    1 General Overview 1.1 Optogenetics TTL Pulse Generator ......... .

  • Page 3: General Overview

    For the 8-channel OPTG, only channels 5-8 can be used as inputs (Fig. 1.2). The OTPG is controlled using the Doric Neuroscience Studio (see chapter 2).

  • Page 4: Operations Guide

    2.1 Optogenetics TTL Pulse Generator The Optogenetics TTL Pulse Generator (OTPG; 4 or 8 channels) are controlled from the Doric Neuroscience Studio. Various pulses train sequences can be designed for any experiment. Each channel can be used to generate pulses with relative phases that remain constant.
  • Page 5 2.1.1 Channel configuration Figure 2.2: Channels Configuration, Continuous Wave Interface The Channels configuration window is used to configure each channel. The window can be accessed by either using the Add channel or Edit buttons. This window is separated into multiple boxes, defined here. 1.
  • Page 6 Figure 2.3: Channels Configuration, Square Interface • The Square channel mode allows the creation of a square TTL pulse sequence. This includes all sequence options as the CW mode, with the following additions. i. The Frequency (Fig. 2.3) sets the frequency (in Hz), which is the number of pulses per second. The frequency can also be changed to the Period.
  • Page 7 Figure 2.4: Channels Configuration, Input Interface • The Input mode (Fig 2.4) records a signal as long as there is a high TTL signal on the chosen console channel. The channel can then be used as a trigger source for all the other channels of the console. No Sequence Options or Sequence Previews are available for this mode.
  • Page 8 3. The Save configuration button (Fig. 2.5) allows an OTPG configuration to be saved in the .doric format. 4. The Load configuration button (Fig. 2.5) allows an OTPG configuration in .doric format to be loaded.
  • Page 9 2. The Edit button (Fig. 2.6) allows the editing of channel parameters, opening the Channel configuration window. For further information, see section 2.1.1. 3. The Start button (Fig. 2.6) activates the chosen channel without activating any other channel. The button is Green (Fig.

  • Page 10: Specifications

    Specifications Table 3.1: General Specifications SPECIFICATIONS VALUES NOTES Maximum On/Off Time 5 hours/Infinity Maximum Sequence Duration Infinity (continuous) or 10 Pulses Minimum Pulse Duration 0.017 ms Time Resolution Accuracy 1 µs*# of channels running Maximum Value of Repeat 4 294 967 296 Maximum/Minimum Pulse Frequency 30 kHz / 5.47 Pulse Stability...

  • Page 11: Support

    4.2 Warranty This product is under warranty for a period of 12 months. Contact Doric Lenses for return instructions. This warranty will not be applicable if the unit is damaged or needs to be repaired as a result of improper use or operation outside the conditions stated in this manual.

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