Intel 815 - Page 54

System Bus Design Guidelines
R
54 Intel
®
815 Chipset Platform Design Guide
Pin # Pin Name
Intel
®
Celeron™
Processor
(CPUID=068xh)
Pin Name
Intel
®
Pentium
®
III Processor
(CPUID=068xh)
Pin Name
Future 0.13
Micron
Socket 370
Processors
Function
E23 Reserved VTT VTT • AGTL/AGTL+ termination
voltage
G35 Reserved VTT VTT • AGTL/AGTL+ termination
voltage
G37 Reserved Reserved VTT • Reserved for Pentium III
processor (CPUID=068xh)
and Celeron processor
(CPUID=068xh).
• AGTL termination voltage for
future 0.13 micron socket 370
processors
N37
2
NC NC NCHCTRL • No connect for Pentium III
processor (CPUID=068xh)
and Celeron processor
(CPUID=068xh).
• NCHCTRL for future 0.13
micron socket 370 processors
S33 Reserved VTT VTT • AGTL/AGTL+ termination
voltage
S37 Reserved VTT VTT • AGTL/AGTL+ termination
voltage
U35 Reserved VTT VTT • AGTL/AGTL+ termination
voltage
U37 Reserved VTT VTT • AGTL/AGTL+ termination
voltage
W3 Reserved A34# A34# • Additional AGTL/AGTL+
address
X4
1
RESET# RESET2# VSS • Processor reset for Pentium III
processor (CPUID=068xh)
and Celeron processor
(CPUID=068xh).
• Ground for future 0.13 micron
socket 370 processors
X6 Reserved A32# A32# • Additional AGTL/AGTL+
address
X34
2
VCC
CORE
VCC
CORE
VTT • Reserved for Pentium III
processor (CPUID=068xh)
and Celeron processor
(CPUID=068xh).
• AGTL termination voltage for
future 0.13 micron socket 370
processors