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GA-6VEML REV 1.0 (VT8601T + VT82C686B)
TITLE SHEET
COVER SHEET 1
SOCKET 370 PROCESSOR (SUPPORT INTEL TUALATIN CPU, VIA CYRIX CPU) 2,3
GTL Termination (Not support old celeron (black package) CPU) 4
NORTH BRIDGE VT8601T (PLE133T) 5,6
CLOCK GEN. & FSB 7
SOUTH BRIDGE VT82C686B 8
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SOUTH BRIDGE VT82C686B & USB & IR 9
VGA PORT & FREQ RATIO SELECT 10
DIMM1 & DIMM2 (Support one bank MAX: 256MB) 11
LAN/MODEM/RING WAKE UP 12
PCI SLOT 1,2 13
AMR SLOT & PCI SLOT 1,2,3 14
ISA SLOT & BIOS 15
IDE1 & IDE2 16
PANEL & KEYBOARD/MOUSE 17
ATX POWER CONNECTOR , 5VSTR & 3V3_SB POWER 18
DC-DC CONVERTER 19
PRINTER & COM PORT 20 Digitally signed by dd
CODEC (REALTEK ALC201A) 21 DN: cn=dd, o=dd, ou=dd,
LJACK LINE OUT & STR LED 22 [email protected], c=US
Date: 2009.10.23 06:47:03
+07'00'
CD-IN & AUX-IN & TEL & GAME PORT 23
LAN (REALTEK RTL8100) 24
GPIO PORT LIST 25
!
BOM & PCB MODIFY HISTORY. 26
"
#
+11
4556
9'(: 4556
4556
4556 9'(:
!
123
@ >)
.E .E '
' .E .E' .
.) (
.E .E(
? .E .E *
' 3 B( &
( .E' .E& )
.E( .E) .
B* *
& .E .E*
Pin AF36 : Vss on Coppermine , A .E& .E .
) >
NC on Tualatin * .E) .E
2 .E* .E (
0 B&
.E .E '
?' .E .E' >'
0 B( (
.E .E(
Pin AG1:Vss on Coppermine A2 step B .E .E &
' / &
Nc on other Copperminestep ( .E' .E& )
3 .E( .E) C
Vtt on Tualatin .' 7 *
& .E .E*
' .E& .E 1
) 2' A
* .E) .E
Pin AK22 : GTLREF on Celeron and . /
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.E* .E
Pentium III processor B .E .E
7 ' '
.E .E' (
$) .E .E( $
COMSREF on Tualatin 7 D
' .E .E &
> .E' .E&
( / > )
.E( .E) *
GTLREF=COMSREF=1.0V / .E .E* C'
& $
) .E& .E
( .E) .E '
*
.E* +,
AB36--VCmos on Celeron and Coppermine A .E +, B( +, 9*:
1( ? +,
Vtt on Tualatin .E +, +, 9*:
$ B& +,
.E +, +, 9*:
----- Tie pin to vtt 1 A& +,
.E +, +, 9*:
' 1&
( .E' -
.E( E . - 9'(:
AK4--Vss on Celeron and Coppermine 1* . -
.E E - 9'(:
& * >) -
VTTPRWRGD on Tualatin .E& E - 9'(:
) ) +
* .E) -. /0
-----Tie pin to VTTPRWGD through .E* /0E >) -. /0 9'(:
' 1( . -. /0
a 1K ohm resistor .E' /0E -. /0 9'(:
' ' .) -. /0
.E' /0E -. /0 9'(:
' B* -. /0 +
.E' /0E -. /0 9'(:
' & B& -. /0' *<
.E' /0E' -. /0' 9'(:
AK36--Vss on Celeron and Coppermine ''
'( .E''
1 .E'( + .
VID[25mv] on Tualatin ' .' -123
.E' + -123 9(:
----- Tie pin to VID[25mv] '& ( *
') .E'& +
& .E') +'
'* 1
( .E'* +( <
AN3--Vss on Celeron and Coppermine, 1( .E( +
( (
DYN_OE on Tualatin ( .E( +&
.E( +) 1
-----Tie pin to Vtt through a 1K ( 1&
(' .E( +* 1
1 .E(' + $'
ohm (( 1* > 2<
( .E(( +
AM2--Reserved on Celeron,Reset# on 1& .E( + >'
(& * >
Coppermine,NC on Tualatin () .E(& +
1 .E() +' B
-----Leave pin NC (* 1& B
.E(* +(
( .E + B
&
.E +&
/(
.E +)
$ .E ;+
X4--Reset# on Celeron NC on Coppermine
81>/& ;+
Vss on Tualatin 0
-----Tie pin to RESET# through a 1K
<<=
ohm
AJ3--Vss on Celeron and Coppermine () &
*&<<= <<=
RESET# on Tualatin ' 0'
-----Leave pin NC (
() >< ) & 123$
+ 123$ 9):
1 5>)2' <=
Coppermine APIC clock input is 0 - 2.5V 2< *&<<=
SOT23
0(
For Tualatin ??<<= 1
Tualatin APIC clock input is 0 - 2.0V 2<
728 (* ><<=
C
V
S
9): 728 123F$
!
" $ %& #
+1?8
MUST LAYOUT 25 MILS +1?8
&& +1?8
2,1 (*
&(<< + 7BF /$ .2 /0- ' -21B> +1?8
-.$B3. ( , < -123,, '
+1?8 /$ +1?8 /$ 2,1 & ) 8 * (< -?, (
+11 1> ) ><<= -B2 & )
()2' ? & ><
1( 1(' 1( + ./ ?- <<= ()2'
53< (<< 53<<= 53<
/., (<<=
-,/ & <<=
!
"
!
123
!
!
!
!
!
!
!
!
#$
#
#
#%
+11F( +1?8
, (
8 , -
& 8 E .' - 9'(:
& -2 , ' (
E 2 ,E -2 , 9'(:
1> B ( -. D
1> DE -. D 9'(:
? > * -/$/
? /$/ E -/$/ 9'(:
+ > -.B81> '')< ()&<
B81>E -.B81> 9'(: 1&*
.2 /0- A& & - D 1((
2 /0E DE - D 9'(: 3<
(< .2 D- ( B -.,? '&< 53<
2 DE .,?E -.,? 9'(:
B( -.,
.,E -., 9'(:
7 B& -D
2E DE -D 9'(:
/& -
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)< 2E E - 9'(:
1( /& -.$B3.
+ 2?E $B3.E
/( 2?E
A /B
/BE /B 9&:
( * - /0
+* E - /0 9(:
+
+ B
+ . ?2
+ . ? B*
( (<<= - 1* .) ./ ?-
+ ./ ? ,2E
1 +'
1 / -? <<= +11F(
+( ?E -? 9:
/ 7( -21B> +1?8
+ 21B>E -21B> 9)&:
/* . -B2
+& B2E -B2 9): -$/ 9):
/ A( -?,
+) ?,E -?, 9):
1( $ ? ,
+* B,<, , 9:
2,1B> 7( B& ?, 0
SOT23
+ B, 7& 7 -123,, 5&><<= ??*'<<= '(
+ ,,E -123,, 9):
2<<= B 1( -.$/ <<=
+ $/ E -,7/ ) 5&><
+ ,7/E 7& -,7/ 9: +1?8
( /( -,/
' +' ,/ E -.$/
& +(
(< 0 @ +11
+ 2BB
0( +& 2BB 3 B '
0& 1& '5&3<)
+) +
+* '5&3.<) <
& 1& '5&3<)
2,1 +'
9): 2,1 A( 2,1 +' 3(
2,1 B( 3& 1 3<
9): 2,1 2,1B> 2,1 +'
9&: 2,1B> A 2,11B> +' +'
@ +
1231B> +'' /.,
9&: 1231B> @& 1B> +'( @(
= +11
2@ +'
> 2@ 788 +'& D
-123 >< =' / <
9(: -123 //E +') 1 1' 1( 1 1& 1) 1*
+'* /& 53< 53< 53< 53< 53< 53< 53<
><<= 7
/71 B +( <
+( (
1& 1232 /E +( =
1