Multifunction high-speed USB module optimizes digital I/O

ACCES I/O PRODUCTS Model USB-DIO24-CTR6 USB digital I/O module is multifunction, high speed USB device suitable for adding portable, easy-to-install, industrial strength digital I/O and counter capabilities to any PC or embedded system with a USB port. Product can be used in an assortment of USB-based embedded applications including light, motion, and process controls.
Device features 24 lines of CMOS/LVTTL high-current digital I/O with two fully-undedicated 82C54’s, yielding 6 counter/timers and access to the input, gate, and output pins, all packaged in a small, rugged, industrial enclosure.