Table of Contents
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KBC-ITE IT8512
V D D 3
V D D 3
R 2
1 0 K _ 0 4
C 2 9 9
C 25 7
U 1
1
3
L I D _ S W #
1 0U _ 1 0V _0 8
0 . 1 u _ 16 V _ 0 4
0 . 1 u_ 1 6 V _ 0 4
V S
Q
6
4
P R G
G N D
2
5
G N D
G N D
3 . 3 V S
C 6
C 7 49
* 0 . 01 u _ 5 0V _0 4
T L E _ 4 91 7 D S
0. 1u _ 1 6V _0 4
0. 1u _ 1 6V _0 4
3/12_ cost down
C 8 60
U 6
1 0
1 3
L P C _ A D 0
L A D 0
9
1 3
L P C _ A D 1
L A D 1
8
1 3
L P C _ A D 2
L A D 2
7
1 3
L P C _ A D 3
L A D 3
1 3
1 8
P C L K _ K B C
L P C C L K
6
1 3
L P C _F R A M E #
L F R A M E #
5
1 5
I N T _ S E R I R Q
S E R I R Q
2 2
5 , 1 4 , 3 7
P L T _R S T #
L P C R S T # / W U I 4 / G P D 2 ( P U )
K B C _ W R E S E T #
1 4
W R S T#
K B C _ GA 20
1 2 6
GA 2 0 / G P B 5
4
2 9
A C _I N #
K B R S T #/ G P B 6 ( P U )
1 6
2 4
L E D _A C I N #
P W U R E Q # / GP C 7 ( P U )
2 0
2 , 3, 1 5
P M _ TH R M #
L 80 L L A T / GP E 7( P U )
2 3
3 3, 38
W E B 0 #
E C S C I # / G P D 3 ( P U )
1 5
3 8
W E B 1 #
E C S MI # / G P D 4 ( P U )
DAC
C P U _F A N _ R
7 6
D A C 0 / GP J0
V GA F A N 1 _ ON _R
7 7
D A C 1 / GP J1
7 8
3 6
W L A N _ P W R
D A C 2 / GP J2
7 9
2 4, 36
W LA N _ E N
D A C 3 / GP J3
8 0
1 5
C A S E _ F A N
D A C 4 / GP J4
8 1
2 6
K B C _ M U T E #
D A C 5 / GP J5
ADC
6 6
2 9
B A T1 _ D E T
A D C 0 / GP I 0
B A T1 _ V O L T_ R
6 7
A D C 1 / GP I 1
C H G _ C U R S E N _ R
6 8
A D C 2 / GP I 2
T O TA L_ C U R _ R
6 9
A D C 3 / GP I 3
7 0
3
C P U _ TM P _ S E N
A D C 4 / GP I 4
7 1
4
MC H _ T MP _ S E N
A D C 5 / GP I 5
7 2
1 8
C C D _ D E T #
A D C 6 / GP I 6
M OD E L _ I D
7 3
A D C 7 / GP I 7
SMBUS
1 1 0
2 9
S MC _ B A T 1
S MC L K 0 / GP B 3
1 1 1
2 9
S MD _ B A T 1
S MD A T 0 / GP B 4
1 1 5
2 , 3
S M C _ T H E R M
S MC L K 1 / GP C 1
1 1 6
2 , 3
S M D _ T H E R M
S MD A T 1 / GP C 2
1 1 7
3 7
S M C _ T H E R M _V GA
S MC L K 2 / GP F 6( P U )
1 1 8
3 7
S M D _ T H E R M _V GA
S MD A T 2 / GP F 7( P U )
PWM
B R I G H T N E S S
2 4
P W M 0/ GP A 0 ( P U )
2 5
2 5
K B C _ B E E P
P W M 1/ GP A 1 ( P U )
2 8
2 4
LE D _ S C R O LL #
P W M 2/ GP A 2 ( P U )
2 9
2 4
LE D _ N U M#
P W M 3/ GP A 3 ( P U )
3 0
2 4
LE D _ C A P #
P W M 4/ GP A 4 ( P U )
3 1
2 4
LE D _ B A T _ C H G#
P W M 5/ GP A 5 ( P U )
3 2
2 4
LE D _ B A T _ F U L L #
P W M 6/ GP A 6 ( P U )
3 4
2 4
LE D _ P W R #
P W M 7/ GP A 7 ( P U )
PS/2
8 0 C L K
8 5
P S 2 C L K 0 / G P F 0 ( P U )
3 I N 1
8 6
P S 2 D A T0 / G P F 1 ( P U )
8 0 P O R T _ D E T #
8 7
P S 2 C L K 1 / G P F 2 ( P U )
Z 2 2 0 2
R 4 76
* 0 _0 4
8 8
1 5 , 32 , 3 3
S L P _ M#
P S 2 D A T1 / G P F 3 ( P U )
8 9
3 8
TP _C L K
P S 2 C L K 2 / G P F 4 ( P U )
9 0
3 8
TP _ D A T A
P S 2 D A T2 / G P F 5 ( P U )
WAKE UP
1 2 5
2
T H E R M _ R S T #
P W R S W / G P E 4 ( P U )
1 8
3 3
P W R _S W #
R I 1 # / W U I 0 / GP D 0 ( P U )
2 1
2 8
L I D _ S W #
R I 2 # / W U I 1 / GP D 1 ( P U )
GP INTERR UPT
3 3
3 8
W E B 2 #
GI N T / GP D 5 ( P U )
UART
1 0 8
2 4, 28
B T _ E N
R X D / GP B 0( P U )
1 0 9
2 8
B K L _ E N
T XD / GP B 1 ( P U )
I T 8 51 2 E / E X
V D D 3
R 5 3 6
1 0 K _ 0 4
MO D E L _ I D
M OD EL _I D
CA SE _F AN
R 5 2 5
* 1 0K _0 4
Hig h
With out
Low
Wi th
C
A
C I R _ I N
R 31 2
10 K _ 0 4
3 6
C I R _ R X
V D D 3
D 21
1 S S 35 5
K B C _ A V D D
L1 1
F C M 16 0 8 K -1 2 1T 0 6
V D D 3
C 7 1 4
C 24 8
C 21 2
C 1 91
C 1 9 9
0 . 1 u _ 1 6V _ 0 4
0 . 1 u _1 6 V _ 0 4
* 1 u_ 1 0 V _ 06
*1 u _ 10 V _ 0 6
3/ 15_Co st do wn
K B C _ A G N D
M570U connector
J _ K B 1
1
24
J _KB1
5 8
K B -S I 0
4
K S I 0 / S T B #
5 9
K B -S I 1
5
K S I 1/ A F D #
6 0
K B -S I 2
6
K S I 2 / I N I T#
6 1
K B -S I 3
8
K S I 3 / S L I N #
6 2
K B -S I 4
1 1
K S I 4
6 3
K B -S I 5
1 2
K S I 5
LPC
K/B MA TRIX
6 4
K B -S I 6
1 4
K S I 6
6 5
K B -S I 7
1 5
K S I 7
3 6
K B -S O0
1
K S O 0 / P D 0
3 7
K B -S O1
2
K S O 1 / P D 1
3 8
K B -S O2
3
K S O 2 / P D 2
3 9
K B -S O3
7
K S O 3 / P D 3
4 0
K B -S O4
9
K S O 4 / P D 4
4 1
K B -S O5
1 0
K S O 5 / P D 5
4 2
K B -S O6
1 3
K S O 6 / P D 6
4 3
K B -S O7
1 6
K S O 7 / P D 7
4 4
K B -S O8
1 7
K S O 8/ A C K #
4 5
K B -S O9
1 8
K S O 9 / B U S Y
4 6
K B -S O1 0
1 9
K S O1 0 / P E
5 1
K B -S O1 1
2 0
K S O1 1 / E R R #
5 2
K B -S O1 2
2 1
EVT
K S O1 2 / S L C T
5 3
K B -S O1 3
2 2
2007/12/15
K S O 13
5 4
K B -S O1 4
2 3
K S O 14
5 5
K B -S O1 5
2 4
IT8512E
K S O 15
8 5 2 0 2-2 4 0 5 1
FLASH
1 0 0
Z 2 2 0 3
F L F R A ME # / G P G2
1 0 1
K B C _ S P I _ C E #
F L A D 0/ S C E #
1 0 2
K B C _ S P I _ S I
F LA D 1 / S I
1 0 3
K B C _ S P I _ S O
F L A D 2/ S O
Z 2 2 0 4
1 0 4
F L A D 3 / G P G6
1 0 5
K B C _ S P I _ S C LK
F L C L K / S C K
1 0 6
( P D )F L R S T # / W U I 7 / T M/ G P G0
C C D _ E N
1 8
GPIO
5 6
S U S B #
1 5, 21 , 3 4 , 3 8
( P D )K S O1 6 / G P C 3
5 7
( P D )K S O1 7 / G P C 5
S U S C #
1 5, 31
9 3
P M_ C LK R U N # 1 5
( P D )I D 0 / G P H 0
9 4
( P D )I D 1 / G P H 1
C A S E _F A N S E N 1 5
9 5
MX M_ P W R O K 1 5 , 37
( P D )I D 2 / G P H 2
9 6
W D T _E N
( P D )I D 3 / G P H 3
9 7
( P D )I D 4 / G P H 4
W L A N _ D E T # 36
9 8
B T _D E T #
2 8
( P D )I D 5 / G P H 5
9 9
( P D )I D 6 / G P H 6
D D _O N
3 3, 34
1 0 7
Z 2 20 1
R 4 7 5
* 0 _0 4
( P D )I D 7 / G P G1
S U S _ P W R _ A C K 1 5
EXT GP IO
8 2
K B C _ S MI #
( P D )E G A D / GP E 1
K B C _ S C I #
8 3
( P D )E G C S #/ GP E 2
8 4
K B C _ P W R _B TN #
( P D )E G C L K / GP E 3
WAKE U P
3 5
( P D )W U I 5/ GP E 5
R S M R S T# 1 5
K B C _ R S T #
1 7
( P D )L P C P D # / W U I 6/ GP E 6
PWM/CO UNTER
4 7
( P D )T A C H 0 / G P D 6
C P U _ F A N S E N 1 2
4 8
( P D )T A C H 1 / G P D 7
V GA 1 _ F A N S E N
3 7
1 2 0
( P D )TM R I 0/ W U I 2 / G P C 4
V C O R E _O N 3 5
1 2 4
P M_ P W R O K 1 5, 28
( P D )TM R I 1/ W U I 3 / G P C 6
CIR
1 1 9
C I R _ I N
( P D )C R X / G P C 0
1 2 3
K B C _ A C / B A T L#
( P D )C T X/ GP B 2
LPC/WA KE UP
1 9
K B C _ S W I #
( P D )L 80 H LA T/ GP E 0
1 1 2
C H G_ E N
2 9
( P D )R I N G # / P W R F A I L # / L P C R S T #/ GP B 7
CLO CK
2
Z 2 20 8
C K 3 2 K E
Z 2 20 9
1 2 8
C K 3 2 K
R 2 0 4
1 0 M_ 0 4
J_ H8DBG 1
X 6
N C 1
N C _ 0 4
1
4
2
3
C 2 7 8
C 2 7 9
32 . 7 6 8 K H z
K B C _ A G N D
1 2 p _ 50 V _ 0 4
1 2 p_ 5 0 V _ 04
R 70 7
0 _ 0 4
2 , 3 , 5 , 9 , 1 2 , 13 , 1 4 , 1 5 , 16 , 1 9 , 2 0 , 21 , 2 3 , 2 4 , 25 , 2 8 , 3 0 , 33 , 3 5 , 3 7
C 86 7
*0 . 1 u _ 16 V _ 0 4
08 /4/9_ Alex
R 14 8
V D D 3
R 21 8
R 2 16
1 0 K _ 04
U 9
Z 2 2 1 0
3
MR #
R E S E T #
5
V D D 3
V C C
C 30 7
2
GN D
0 . 1 u _1 6 V _ 0 4
A A T3 5 1 0 I GV -2 . 9 3 -C -C -T 1
C
V D D 3
S M C _ B A T1
A C
D 1 2
A
B A V 9 9
C
S M D _ B A T1
A C
D 8
A
B A V 9 9
3 7
V G A F A N 1 _O N
C
B A T1 _ D E T
A C
D 7
A
B A V 9 9
C
1 2
C P U _ F A N
B A T1 _ V O LT
A C
2 9
B A T1 _ V O LT
D 6
A
B A V 9 9
C
C H G _ C U R S E N
A C
2 9
C H G_ C U R S E N
D 5
A
2 8
L C D _ B R I G H T N E S S
B A V 9 9
C
T O TA L_ C U R
A C
2 9
T OT A L _ C U R
D 4
A
B A V 9 9
K B C _ S W I #
C
A
S W I #
1 5
D 19
*S C S 7 5 1 V -4 0
K B C _ A C / B A T L #
S MC _ B A T 1
S MD _ B A T 1
B A T 1_ D E T
K B C _ G A 20
C
A
TH E R M_ R S T#
GA 2 0
1 3
D 17
*S C S 7 5 1 V -4 0
K B C _ S M I #
C
A
S MI #
1 4 , 1 5
D 11
*S C S 7 5 1 V -4 0
R 55 3
P C L K _ K B C
K B C _ S C I #
C
A
S C I #
1 4 , 1 5
D 10
*S C S 7 5 1 V -4 0
K B C _ R S T#
C
A
B A T 1_ V O L T
K B C _R S T C # 1 3
D 18
*S C S 7 5 1 V -4 0
C H G_ C U R S E N
TO T A L _C U R
K B C _ P W R _ B T N #
C
A
P W R _ B TN # 1 5
D 9
*S C S 7 5 1 V -4 0
R 1 9 4
*0 _ 04
K B C _ A C / B A T L #
C
A
A C / B A T L# 3 7
D 16
S C S 7 51 V -4 0
V D D 3
SPI _SI_R = 0.1"~0.5"
C 3 5 5
0. 1 u _ 1 6V _0 4
S 2 0
U 1 1
S P I _ V D D
2
1
8
5
K B C _ S P I _ S I _ R
R 59 0
V D D
S I
2
K B C _ S P I _ S O _R
R 58 6
S O
S H OR T_ 0 . 5 MM
1
K B C _ S P I _ C E #_ R
R 57 4
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C E #
R 5 7 3 1 K _ 0 4
6
K B C _ S P I _ S C LK _R
R 58 3
S C K
Z 2 2 1 3
3
W P #
V D D 3
J _ 8 0 D E B U G1
R 5 9 3 4 . 7 K _ 0 4
Z 2 2 1 4
7
4
1
H O LD #
V S S
3I N 1
2
80 C LK
S S T 2 5V F 0 16 B
3
80 P O R T _ D E T#
4
S P I _ V D D
5
08/4/8_Alex
* 8 52 0 4 -0 5 00 1
J _ S P I 2
S P I _ V D D
1
J _ H 8 D B G1
K B C _ S P I _ C E #_ R
3
W D T _ E N
K B C _ S P I _ S O _R
5
V D D 3
2
1
7
4
3
6
5
2
1
3I N 1
8 0C L K
* S P N Z -0 8S 3-B -C -0 -P
8
7
8 0P O R T_ D E T #
1 0
9
*S P U F Z -1 0 S 3 -V B -0 -B
1 0
9
3. 3V S
2, 3, 4 , 1 3 , 2 3 , 24 , 2 9 , 3 3 , 34 , 3 7 , 3 8
V D D 3
Schematic Diagrams
1 0K _ 0 4
W D T _ E N
V D D 3
1 0K _ 0 4
G
R 20 5
P J 4
4 0 m i l
Z 2 21 1
1
S
D
1 0 0 K _0 4
4
Q2 5
K B C _ W R E S E T #
W D I
2N 7 0 02
C 29 8
3I N 1
R 5 4 2
1 2 0 K _ 0 4
V GA F A N 1 _ ON _R
C 71 5
0 . 1 u _ 16 V _ 0 4
C P U _F A N _ R
R 1 4 3
1 2 0 K _ 0 4
C 21 1
0 . 1 u _ 16 V _ 0 4
R 1 8 9
1 2 0 K _ 0 4
B R I G H T N E S S
C 30 4
0 . 1 u _ 16 V _ 0 4
Sheet 22 of 42
C 86 1
1 u _1 0 V _ 0 6
KBC-ITE IT8512
V D D 3
R 1 8 1
1 0 K _ 0 4
R 1 6 7
4 . 7 K _ 0 4
R 1 6 9
4 . 7 K _ 0 4
R 1 4 7
1 0 K _ 0 4
R 1 8 4
* 1 00 K _ 0 4
3 /15_C ost d own
C 7 37
* 1 0 _0 4
*1 0 P _ 50 V _ 0 4
Z 2 2 12
R 1 4 6
1 0 0 _0 4
B A T 1 _V O L T _R
R 1 4 5
1 0 0 _0 4
C H G_ C U R S E N _ R
R 1 4 4
1 0 0 _0 4
TO T A L _C U R _ R
4 7 _ 04
K B C _ S P I _ S I
1 5 _ 1% _ 0 4
K B C _ S P I _ S O
1 5 _ 1% _ 0 4
K B C _ S P I _ C E #
4 7 _ 04
K B C _ S P I _ S C LK
2
4
K B C _ S P I _S C L K _ R
6
K B C _ S P I _S I _R
8
KBC-ITE IT8512 B - 23
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