CyberResearch PCIDIO 24H, Руководство пользователя

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Introduction
PCIDIO 24 H /48 H/ 96 H are equipped with 1,2, and 4 50-pin male ribbon
connectors respectively.
1.1 Features
The 24H/48H/96H series products provide the following advanced features:
1.1.1 Digital I/O Ports
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24/ 48/96 TTL/DTL compatible digital I/O lines
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Emulates industry standard mode 0 of 8255 PPI
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Buffered circuits for higher driving
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Direct interface with OPTO-22 compatible I/O module
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Output status read-back
1.1.2 Timer/Counter and Interrupt System
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A 32 bits timer to generate watchdog timer interrupt
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A 16 bits event counter to generate event interrupt
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Programmable interrupt source
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Dual interrupt system
1.1.3 Miscellaneous
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Provide 12V and 5V power supply on OPTO-22 connectors
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On board resettable fuses to protect power supply for external devices
1.2 Applications
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Programmable mixed digital input & output
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Industrial monitoring and control
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Digital I/O control
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Contact closure, switch/keyboard monitoring
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Connects with OPTO-22 compatible modules
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Useful with A/D and D/A to implement a data acquisition & control
system