VT8231 datasheet(6/132 Pages) ETC

6 / 132 page

VT8231

Preliminary Revision 0.8 October 29, 1999

-iv-

Table of Contents

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LIST OF FIGURES

FIGURE 1. PC SYSTEM CONFIGURATION USING THE VT8231 ......................................................................................... 6

FIGURE 2. VT8231 BALL DIAGRAM (TOP VIEW) .................................................................................................................. 7

FIGURE 3. VT8231 PIN LIST (NUMERICAL ORDER) ............................................................................................................. 8

FIGURE 4. VT8231 PIN LIST (ALPHABETICAL ORDER) ...................................................................................................... 9

FIGURE 5. STRAP OPTION CIRCUIT....................................................................................................................................... 62

FIGURE 6. POWER MANAGEMENT SUBSYSTEM BLOCK DIAGRAM ......................................................................... 120

FIGURE 8. MECHANICAL SPECIFICATIONS – 376 PIN BALL GRID ARRAY PACKAGE......................................... 126

LIST OF TABLES

TABLE 1. PIN DESCRIPTIONS................................................................................................................................................... 10

TABLE 2. SYSTEM I/O MAP ....................................................................................................................................................... 29

TABLE 3. REGISTERS.................................................................................................................................................................. 30

TABLE 4. KEYBOARD CONTROLLER COMMAND CODES .............................................................................................. 43

TABLE 5. CMOS REGISTER SUMMARY................................................................................................................................. 46

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