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VT82C686B
Revision 1.71 June 9, 2000
-iv-
Table of Contents
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LIST OF FIGURES
FIGURE 1. PC SYSTEM CONFIGURATION USING THE VT82C686B ................................................................................. 5
FIGURE 2. VT82C686B BALL DIAGRAM (TOP VIEW) ........................................................................................................... 6
FIGURE 3. VT82C686B PIN LIST (NUMERICAL ORDER)...................................................................................................... 7
FIGURE 4. VT82C686B PIN LIST (ALPHABETICAL ORDER)............................................................................................... 8
FIGURE 5. STRAP OPTION CIRCUIT....................................................................................................................................... 60
FIGURE 6. POWER MANAGEMENT SUBSYSTEM BLOCK DIAGRAM ......................................................................... 117
FIGURE 8. MECHANICAL SPECIFICATIONS – 352 PIN BALL GRID ARRAY PACKAGE......................................... 122
LIST OF TABLES
TABLE 1. PIN DESCRIPTIONS..................................................................................................................................................... 9
TABLE 2. SYSTEM I/O MAP ....................................................................................................................................................... 27
TABLE 3. REGISTERS.................................................................................................................................................................. 28
TABLE 4. KEYBOARD CONTROLLER COMMAND CODES .............................................................................................. 41
TABLE 5. CMOS REGISTER SUMMARY................................................................................................................................. 44
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