W83627THF芯片IC开发与概述

来源：IC解密领域的研究积累的丰富经验，这里我们提供对W83627THF芯片的基本性能特征介绍，供客户及工程师参考借鉴，因为在单片机解密过程中，对单片机本身性能特征及其加密特性与内部结构有一定的了解，能够更好的理解单片机加解密原理，选择更合适的解密方案。
FEATURES
·Meet LPC Spec. 1.1
·Support LDRQ#(LPC DMA), SERIRQ (serial IRQ)
·Compliant with Microsoft PC98/PC2001 Hardware Design Guide
·Support DPM (Device Power Management), ACPI
·Programmable configuration settings
·Single 24 or 48 MHz clock input
·Compatible with IBM PC AT disk drive systems
·Variable write pre-compensation with track selectable capability
·Support vertical recording format
·DMA enable logic
·16-byte data FIFOs
·Support floppy disk drives and tape drives
·Detects all overrun and underrun conditions
·Built-in address mark detection circuit to simplify the read electronics
·FDD anti-virus functions with software write protect and FDD write enable signal (write data signal was forced to be inactive)
·Support up to four 3.5-inch or 5.25-inch floppy disk drives
·Completely compatible with industry standard 82077
·360K/720K/1.2M/1.44M/2.88M format; 250K, 300K, 500K, 1M, 2M bps data transfer rate
·Support 3-mode FDD, and its Win95/98/NT/2K/XP driver