VT8601 Via, VT8601 Datasheet - Page 6

• Manufacturer Part Number: VT8601
• Description: Slot-1 / Socket-370 PCI North Bridge
• Manufacturer: Via

FIGURE 1. VT8601 BALL DIAGRAM (TOP VIEW) ................................................................................................................ 12
FIGURE 2. VT8601 PIN LIST (NUMERICAL ORDER) – USING DFP, TVOUT, & VIDEO CAPTURE PORTS ............ 13
FIGURE 3. VT8601 PIN LIST (ALPHABETICAL ORDER) .................................................................................................... 14
FIGURE 4. GRAPHICS APERTURE ADDRESS TRANSLATION ......................................................................................... 48
FIGURE 5. PHYSICAL REGION DESCRIPTOR TABLE FORMAT..................................................................................... 60
FIGURE 6. PCI BUS MASTER ADDRESS TRANSLATION ................................................................................................... 60
FIGURE 7. FRAME BUFFER PARAMETERS .......................................................................................................................... 98
FIGURE 8. LIVE VIDEO DISPLAY PARAMETERS................................................................................................................ 98
FIGURE 9. MECHANICAL SPECIFICATIONS - 510-PIN BALL GRID ARRAY PACKAGE ......................................... 138
TABLE 1. VT8601 PIN DESCRIPTIONS .................................................................................................................................... 15
TABLE 2. REGISTER SUMMARY.............................................................................................................................................. 23
TABLE 3. SYSTEM MEMORY MAP.......................................................................................................................................... 38
TABLE 4. MEMORY ADDRESS MAPPING TABLE ............................................................................................................... 39
TABLE 5. VGA/MDA MEMORY/IO REDIRECTION.............................................................................................................. 54
TABLE 6. SUPPORTED PCI COMMAND CODES................................................................................................................... 55
TABLE 7. INTERRUPT SOURCES AND CONTROLS ............................................................................................................ 57
TABLE 8. GRAPHICS CLOCK FREQUENCIES – 14.31818 MHZ REFERENCE................................................................ 77
TABLE 9. DPMS SEQUENCE - HARDWARE TIMER MODE ............................................................................................... 88
TABLE 10. DPMS SEQUENCE - HARDWARE MODE IN SIMULTANEOUS DISPLAY MODE ..................................... 88
TABLE 11. HARDWARE CURSOR PIXEL OPERATION ...................................................................................................... 95
TABLE 12. PCI POWER MANAGEMENT STATES .............................................................................................................. 136
TABLE 13. ABSOLUTE MAXIMUM RATINGS ..................................................................................................................... 137
TABLE 14. DC CHARACTERISTICS ....................................................................................................................................... 137
TABLE 15. AC TIMING MIN / MAX CONDITIONS.............................................................................................................. 137
Revision 1.3 September 8, 1999
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VT8601 Apollo ProMedia
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