24 High Resolution Channels Digital I/O Device 37-pin Connector

Features

• The 37-pin connector provides 24 digital I/O, one counter, six ground, and two power connections.
• The digital I/O port is configured as two 8-bit and two 4-bit ports based on an 82C55 mode 0 emulation. You can configure each port independently for input (default) or output.
• The CTR signal is the input to the 32-bit external event counter.
• USB-DIO24H/37 digital type: 74FCT244 (output), 74ACT373 (input)
• USB-DIO24/37 sink / source: 64 mA / 15 mA
• 5.5 V max inout voltage

Overview

The USB-DIO24 Series of digital devices provide logic-level, bidirectional digital I/O and counter operation. Both devices feature 24 bits of digital I/O and one 32-bit external event counter. The devices are powered by the +5 volt USB supply. All I/O connections are made to a 37-pin connector.