NEC VT 300 Series manual Calendar Clock, Input/Output I/O Features

Models: VT 300 Series

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Calendar Clock

Calendar Clock

Year/month/day/hour/minute/second/.01 second; maintained by battery backup module

Battery type — Lithium coin cell

Input/Output (I/O) Features

Industry-standard interfaces integrated on system board:

Parallel — bi-directional, ECP/EPP support; one 25-pin connector

Serial — two high-speed RS-232C ports using 16550 UART, support transfer rates up to 115.2 KB per second; 9-pin connectors

Universal Serial Bus (USB) — two USB ports support two USB peripherals directly to the system; with appropriate connector, each port supports up to 127 daisy-chained devices; supports 12 megabits (Mbs) per second

Keyboard — PS/2-compatible, 6-pin connector (mini DIN)

Mouse — PS/2-compatible, 6-pin connector (mini DIN)

MIDI/Joystick — supports MIDI and joystick interfaces, 15-pin connector

Microphone In — supports a microphone or other audio input device for recording audio information in data files, or broadcasting audio

TLine In — supports input from an external audio device Line Out — supports an amplified output device.

B-4 System Specifications

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NEC VT 300 Series manual Calendar Clock, Input/Output I/O Features