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Table 3-1. Slot Connectivity (Sheet 2 of 3)
Processor Pin
DBSY#
DEFER#
DEP[7:0]
DRDY#
EMI
FERR#
FLUSH#
FRCERR#
HIT#
HITM#
IERR#
IGNNE#
INIT#
LINT[1:0]
LOCK#
PICCLK
PICD[1:0]
PRDY#
PREQ#
PWRGOOD
REQ[4:0]#
RESET#
RP#
RS[2:0]#
RSP#
SLOTOCC#
SLP#
SMI#
STPCLK#
TCK
®
Intel
440GX AGPset Design Guide
UP: Connect to 82443GX; DP: Connect CPUs and 82443GX.
UP: Connect to 82443GX; DP: Connect CPUs and 82443GX.
No connect.
UP: Connect to 82443GX; DP: Connect CPUs and 82443GX.
Connect to GND.
UP: Connect to PIIX4E, 220 ohm pull-up to 2.5V.
DP: Connect CPUs and PIIX4E, 220 ohm pull-up to 2.5V.
UP: 510 ohm pull-up to 2.5V. DP: Connect CPUs and 510 ohm pull-up.
Leave as NC.
Connect between CPUs and 82443GX.
Connect between CPUs and 82443GX.
Leave as NC.
UP: 330 ohm pull-up to 2.5V. Connected to bus frequency strapping circuit. DP: Connect
CPUs, bus frequency strapping unit, and 330 ohm pull-up to 2.5V.
UP: Connect to PIIX4E, 330 ohm pull-up to 2.5V.
DP: Connect CPUs and PIIX4E, 330 ohm pull-up to 2.5V.
UP: 150 ohm - 330 ohm pull-up to 2.5V. DP: Connect CPUs and 150 ohm - 330 ohm pull-
up to 2.5V.
UP: Connect to 82443GX; DP: Connect CPUs and 82443GX.
Connect to CK100. 22 ohm series resistor.
UP: 150 ohm pull-up to 2.5V. DP: Connect CPUs and IOAPIC and 150 ohm pull-up to
2.5V.
240 ohm series resistor to ITP.
Connected to ITP. 330 ohm pull-up to 2.5V.
UP: Requires 330 ohm pull-up to 2.5V. DP: Connect between CPUs.
UP: Connect to 82443GX; DP: Connect CPUs and 82443GX.
UP: Connect to 82443GX, 240 ohm series resistor to ITP.
DP: Connect CPUs and ITP with 240 ohm series resistor.
Leave as NC.
UP: Connect to 82443GX; DP: Connect CPUs and 82443GX.
Leave as NC.
UP: Tie to GND.
DP: Part of PWRGD logic, 8.2K ohm pull-up to 3.3V.
UP: 150 ohm - 330 ohm pull-up to 2.5V. Connect to PIIX4E.
DP: Connect CPUs and PIIX4E with 150 ohm - 330 ohm pull-up to 2.5V.
UP: Connect to PIIX4E, 430 ohm pull-up to 2.5V.
DP: Connect CPUs and run to jumper on APC_SMI# and PX4_SMI# (on IOAPIC). 430
ohm pull-up to 2.5V.
UP: Connect to PIIX4E, 430 ohm pull-up to 2.5V.
DP: Connect CPUs and PIIX4E, 430 ohm pull-up.
UP: 1K ohm pull-up to 2.5V. 47 ohm series resistor to ITP. DP: Separate series resistors
then hooked together to ITP. 1K ohm pull-up to 2.5V.
Pin Connection
Design Checklist
3-3
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