£146.20 incl. VAT
£121.83 excl. VAT
This product is RoHS-compliant
Please contact us if you require a non-RoHS version.
Please note, Acces I/O products are often available in an array of different options, of which only a selection will be displayed here. Please contact us for pricing if you require a product option that is not shown on our website.PC/104, 24 TTL I/O, COS. 104-DIO-24S Change-Of-State Detecting Digital I/O Card, 24 parallel lines of 82C55 digital I/O with tristate buffers prevent unintended control of external equipment, IRQ on input change of state (COS) eliminates the need for constant polling, Compatible with Opto-22 and other industry standard I/O racks.
The circuits use an 82C55A PPI with mode 0 supported. Ports A, B and C are buffered with 74ABT245 transceivers and pulled up to 5V.
The optional 82C54 has three-sixteen bit down-counters within one chip. These counters are useful for making frequency outputs, measuring frequency of square waves, pulse width outputs, pulse width measurements etc. Software drivers are provided on CD.
Type: Digital I/O Card
Vendor: Acces I/O
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