NuDAQ ACL-7120A, Руководство пользователя

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Introduction
1.1 Features
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Fully compatible with ADLINK ACL-7120 and Advantech PCL-720
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32 TTL digital input channels
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32 TTL digital output channels
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High output driving and low input loading
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3 independent programmable 16-bit down counter
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One 32-bit timer (two 16-bit counter cascaded together) with a 4MHz
time base
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One 16-bit counter with 4MHz time base
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Crystal-based frequency source
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Breadboard area for customized circuits
1.2 Applications
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Industrial and laboratory ON/OFF control
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Energy management
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Annunciation
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Security controller
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Product test
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Period and pulse width measurement
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Event and frequency counting
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Waveform and pulse generation
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BCD interface driver