M5123 - Acer Laboratories

M5123 Mega I/O Controller

6 2.1 Pinout Diagram . 6 2.2 Pin Description ...............

Features

n Supports Windows 95 Plug-and-Play n Supports 2 Serial / 1 Parallel / FDC / RTC / KB / PS/2 Mouse functions n Supports 22 General Purpose I/O pins - 3 GPIO ports (Ports 1, 2, 3) - 5 GPIO-ALT function pins for Remote Control (Pins 30-34) - 2 General Purpose chip select pins (Pins 24-25) - Supports I2C Control Pins n 2.88 MB Floppy Disk Controller - Software compatible with 82077 and supports 16-byte data FIFOs - High performance internal data separator - Supports standard 1 Mbps / 500 Kbps / 300 Kbps / 250 Kbps data rate - Supports 3 modes of 3.5" FDD (720K/1.2M/1.44MB) - Swappable drives A an.