Int S E Rir Q, OT a L C UR, GL a N O N, Mo De L Id

Schematic Diagrams

KBC-ITE IT8512

V D D3	K B C _ A V DD	L 3 9		V DD 3	R3 11	1 0K _0	4	W DT _ E N
								V DD 3
		F CM1 6 0	8K -1 2 1T 0 6		R3 12	*1 0 K _	04

V DD 3

V D D3

2 1

CP U _F A N

R3 1 8

1 20 K _ 0 4

CP U _ F A N _ R

R3 1 4

C4 2 4

C3 7

C4 3 0

C4 8

C 4 6

C4 25

C 45

10 K _ 04

U 1

C 42 6

*. 1 u _1 6 V _ 04

R3 1 3

P J 1

V S

LI D _S W #

10 u _1 0 V _ 08

. 1 u _1 6 V _0 4

. 1u _ 16 V _ 0 4

. 1 u _1 6 V _ 04

. 1u _ 1 6V _ 0 4

1u _ 6. 3 V _ 0 4

1 u _6 . 3 V _ 04

DVT

Z 22 1 0

MR#

Z 2 2 11

1 00 K _ 04

2*4 0 mi l

RE S E T #

P R G

GN D

L CD _B R IGH TN E S S

0 _0 4

B R IGHT NE S S

V DD 3

C1 4

GN D

C4 2

3 . 3 V S

R4 0

V CC

Q 9

K B C _ W R E S E T#

K B C _ A GN D

C 47

*. 1 u _1 6 V _ 04

C4 22

W D I

0. 0 1 u _5 0 V _0 4

T LE 4 9 1 7D S

. 1 u_ 1 6V _ 0 4

GND

2 N 7 0 0 2

C 4 2 3

HALL SENSOR

. 1u _ 16 V _ 0 4

A A T 3 5 10 IGV -2. 9 3 -C -C

-T1

6- 20- 94 a80 -1 24

S M C _ B A T1

A C

V D D 3

3 I N 1

V 0

6.3

U 7

26 50 92 114 121 12 7

24 J _ K B T1

D2 9

1u _

1 3 , 3 8

LP C _ A D 1

V C C

SVT B Y SVT B Y SVT B Y SVT B Y SVT B Y SVT B Y

VB A T

AV C C

K S I1 /A F D #

6 0

J_KB1

B A V 9 9

L A D 1

K B -S I2

B A V 9 9

1 3 ,3 8

LP C _ A D0

L A D 0

K S I0 /S TB

5 8

K B -S I0

S M D _ B A T1

A C

5 9

K B -S I1

D3 0

1 3 ,3 8

LP C _ A D2

L A D 2

S I2/IN IT #

6 1

K B -S I3

1 3 ,3 8

LP C _ A D3

L A D 3

K S

I3/S L IN

6 2

K B -S I4

1 1

B A T 1 _D E T

A C

1 8

P CL K _ K B C

L P C C LK

K S I 4

V DD 3

13 ,3 8 L P C _F R A ME #

6 3

K B -S I 5

1 2

D1 1

L F R A M E #

LPC

K/B MATRIX

K S I 5

6 4

K B -S I6

1 4

B A V 9 9

5,3 8

INT _ S E RIR Q

S E R IRQ

K S I

B T _ D E T #

R1 9

10 K _ 04

6 5

K B -S I 7

1 5

B A T 1 _V O L T

A C

5, 14 ,3

7,3 8

P L T_ RS

L P CR S T #/W U I4/ GP D2 ( P U

)

K S I

2 9

B A T1 _ V OL T

C C D _ D E T #

R 3 2 1

10 K _ 04

K B C _W R E S E T #

3 6

K B -S O0

D1 0

CC D _ E N

R3 0 4

10 K _ 04

W R S T#

K S O0 /P D 0

3 7

K B -S O1

B A V 9 9

B T _ E N

R3 0 5

10 K _ 04

K B C _G A 20

1 26

K S O1 /P D

3 8

K B -S O2

G A 20 /G P B 5

K S O2 /P D 2

C H G_ C U R S E N A C

2 9

A C _ IN#

3 9

K B -S O3

C HG_ CU RS E N

K B R S T# /G P B 6( P U )

K S O3 /P D

4 0

K B -S O4

D 9

2 4

L E D _ A C IN#

P W U RE Q #/G P C7 ( P U )

K S O4 /P D

4 1

K B -S O5

1 0

B A V 9 9

2 ,3 ,15

P M _T H RM#

L 8 0L L A T /GP E 7 ( P U )

K S O5 /P D

L ID _ S W #

R 3 8

*1 0K _ 0 4

4 2

K B -S O6

1 3

3 8

A P _ K E Y #

K S O6 /P D

4 3

K B -S O7

1 6

2 9

T OT A L _ C U R

T OT A L _C UR

A C

K B C _M UT E #

R3 1 7

10 K _ 04

E C S CI# /GP D 3( P U )

K S O7 /P D

3 8

W E B 1 #

4 4

K B -S O8

1 7

8 0 P ORT _ DE T #

R 3 1 5

10 K _ 04

E C S MI# /GP D 4( P U )

K S O8 /A CK #

4 5

K B -S O9

1 8

B A V 9 9

8 0 C L K

R 3 1 6

10 K _ 04

CP U _ F A N _ R

DAC

K S O 9/B U S Y

4 6

K B -S O1 0

1 9

K S O 10 /P E

5 1

K B -S O1 1

2 0

3 7 V G A F A N1 _ ON _R

D A C0 /GP J 0

K S O1 1 /E RR #

5 2

K B -S O1 2

2 1

D A C1 /GP J 1

K S O 1 2/S L C T

3 6

W L A N _ P W R

5 3

K B -S O1 3

2 2

D A C2 /GP J 2

IT 85 12E

K S O 1

5 4

K B -S O1 4

2 3

K B C _A C /B A T L#

R3 0 3

10 K _ 04

2 4 , 3 6

W L A N _E N

R 6 64

0 _ 0 4

D A C3 /GP J 3

K S O 1

5 5

K B -S O1 5

2 4

S M C _ B A T1

R 3 0 9

4. 7 K _ 04

1 5 ,3 7 M XM _ P RE S E N T1 #

D A C5 /GP J 5

K S O 1

K B C _ S W I#

S W I#

1 5

2 6

K B C _ MU TE #

85 2 0 2-2 4 05 1

B A T 1 _D E T

R 4 4

10 K _ 04

D A C4 /GP J 4

S M D _ B A T1

R3 0 8

4. 7 K _ 04

2 9

B A T 1 _ D E T

ADC

FLASH

1 0 0

Z 2 20 3

GL A N _O N

R3 1 0

*1 00 K _ 0 4

B A T 1 _V O LT _ R

A D C0 /GP I0

F L F RA M E # /GP G

1 0 1

K B C _ S P I _ CE #

K B C _ GA 20

CH G_ CU RS E N _R

A D C1 /GP I1

F L A D0 /S CE #

1 0 2

K B C _ S P I _ S I

GA 2 0

1 3

T OT A L _C UR _ R

A D C2 /GP I2

F L A D1 /S I

1 0 3

K B C _ S P I _ S O

A D C3 /GP I3

F L A D2 /S O

C P U _ T HE R M

1 0 4

Z 2 20 4

A D C4 /GP I4

F LA D3 /GP G

1 0 5

K B C _ S P I _ S CL K

5 M CH _T HE RM

A D C5 /GP I5

F L CL K /S CK

K B C _ S M I#

2 1

C C D _ D E T #

MO DE L _ ID

1 0 6

CC D _ E N

2 1

S MI#

1 5

A D C6 /GP I6

( P D )F LR S T #/W U I7/ TM /GP G

A D C7 /GP I7

GPIO

SMBUS

)K S O1 6 /GP C

5 6

S US B #

1 5 ,21 ,3 8

C4 4

2 9

S MC _ B A T 1

1 10

( P D

5 7

K B C _ S C I#

S CI#

1 5

R3 6

* 10 _ 0 4

* 10 p _ 50 V _ 04

S M CL K 0 /GP B 3

( P D

)K S O1 7 /GP C

S U S C #

1 5 , 31

P C LK _ K B C

2 9

S MD _ B A T 1

1 11

9 3

Z 2 21 2

1 15

S M DA T 0 /GP B 4

P M_ CL K R UN#

1 5, 38

2 , 3

S MC _T H E R M1

1 16

S M CL K 1 /GP C1

( P D )I D0 /GP H

9 4

2 ,3

S MD _T HE RM1

1 17

S M DA T 1 /GP C2

( P D )I D1 /GP H

9 5

3 G_ DE T #

2 3

1 5

K B C _ RS T#

K B C _ R S T C #

1 3

3 7

S MC _T HE R M_ V GA

1 18

S M CL K 2 /GP F 6 ( P U )

( P D )I D2 /GP H

9 6

W DT _ E N

S U S _ P W R _A C K

3 7 S MD _T HE R M_ V GA

S M DA T 2 /GP F 7 ( P U )

( P D )I D3 /GP H

9 7

W L A N _ D E T #

PWM

( P D )I D4 /GP H

9 8

B A T 1 _V O L T

R 4 3

10 0 _0 4 B A T 1 _ V OL T_ R

B RIG HT NE S S

( P D )I D5 /GP H

B T _D E T#

2 7

K B C _ P W R _B T N#

9 9

P W R _ B T N#

1 5

CH G_ CU RS E N R4 2

10 0 _0 4

C HG_ C URS E N _ R

K B C _B E E P

P W M 0/G P A 0 ( P U )

( P D )I D6 /GP H

D D _O N

3 3 , 34

P W M 1/G P A 1 ( P U )

1 0 7

3 G_ E N

2 3

L E D _ S CR OL L #

P W M 2/G P A 2 ( P U )

( P D )I D7 /GP G

R3 0 6

*0 _ 04

T OT A L _C U R

R 4 1

10 0 _0 4

T OT A L _ CUR _R

L E D _ NU M#

P W M 3/G P A 3 ( P U )

EXT GPIO

L E D _ CA P #

P W M 4/G P A 4 ( P U )

8 2

K B C _ S M I#

K B C _ A C / B A TL #

A C/B A T L #

3 7

427

428

4 29

L E D _ B A T _C H G #

P W M 5/G P A 5 ( P U )

( P D )E G A D/GP E

8 3

K B C _ S C I#

D 31

S C S 7 51 V -4 0

L E D _ B A T _F

U L L#

P W M 6/G P A 6 ( P U )

( P D )E G CS # /GP E

8 4

K B C _ P W R _B T N #

L E D _ P W R #

P W M 7/G P A 7 ( P U )

( P D )E G CL K /GP E

1 u 6

1u 6.

1u 6

8 0C L K

PS/2

WAKE UP

3 5

)

R S M R S T #

V D D3

. 3 V04

3 V 04

. 3V 04

8 0P O RT _ DE T #

P S 2 DA T 0 /GP F 1 ( P U

( P D )L P C P D# /W UI6 /GP E

1 7

K B C _ RS T#

3 I N 1

P S 2 CL K 0 /GP F 0 ( P U

)

( P D

)W UI5 /GP E

SPI_SI_R = 0.1"~0.5"

PVT

1 5,1 9 ,21 ,2 3 ,36

P C IE _W A

K E #

P S 2 CL K 1 /GP F 2 ( P U

)

PWM/COUNTER

E C _ S P I _ V DD

P S 2 DA T 1 /GP F 3 ( P U

)

4 7

CP U _F A N S E N 2 1

3 8

T P _ CL K

P S 2 CL K 2 /GP F 4 ( P U

)

( P D )T A C H0 /GP D

NC1

3 8

T P _ DA T A

4 8

V GA 1 _ F A N S E N

P S 2 DA T 2 /GP F 5 ( P U

)

( P D )T A C H1 /GP D

N C _ 04

K B C _ S P I _S I _R

R1 4

47 _ 04

K B C _ S P I _ S I

WAKE

1 2 0

V DD

S I

1 25

( P D )T MR I0/W U I2 /GP C

V CO RE _ ON

? ? ?

K B C _ S P I _S O_ R

R 8

15 _ 1% _ 0 4 K B C _ S P I _ S O

PVT

1 5 , 3 1, 3 2 S L P _ M#

)

1 2 4

S O

K B C _ S P I _C E # _R

R 6

15 _ 1% _ 0 4 K B C _ S P I _ CE #

P W R S W /GP E 4 ( P U

( P D )T MR I1/W U I3 /GP C

P M_ P W RO K

1 5,2 8

R 11

C E #

K B C _ S P I _S CL K _R

R1 0

47 _ 04

K B C _ S P I _ S CL K

CIR

1 1 9

PVT

1K _ 0 4

S CK

3 3

P W R _ S W #

R I1# /W U I0/G P D0 ( P U )

( P D )C RX /GP C

GL A N _ ON

1 9

K B C _ S P I _ W P #3

W P #

1 2 3

K B C _ A C /B A TL #

2 8

L I D _ S W #

R I2# /W U I1/G P D1 ( P U )

( P D )C TX /GP B

C 20

1 9

2 1

2 8

GP INTERRUPT

LPC/WAKE UP

4. 7 K _ 04

* 33

*3 3

3 8

W E B 2 #

1 9

K B C _ S W I#

. 1u _ 16 V _ 0 4

Z 2 21 4

G INT /GP D 5( P U

)

( P D )L 80 HL A T /GP E

H OL D#

V S S

UART

( P D

)RIN G# /P W RF A IL # /L P CRS T# /GP B

1 1 2

CH G_ E N

2 9

E N2 5 P 05 -5 0 GCP

p 5

6-04- 25055-A70

0 V 04

0V 04

2 4 , 2 7

B T _E N

1 08

SSV SSV SSV SSV SSV SSV SSV

SSVA

C K 32 K

R XD /GP B 0 ( P U

)

1 09

CLOCK

E C _C K 3 2K E

2 8

B K L _E N

T X D/GP B 1( P U

)

C K 32 K E

1 2 8

E C _C K 3 2K

V DD 3

I T8 5 12 E / E X

R 2 6

1 0 M_ 0 4

J _ 8 0D E B UG 1

V D D 3

1 12 2 7 49 9 1 1 1 3 1 22

3 IN 1

R 9

0 _ 04 E C _ P 1 2

DVT

8 0 CL K

R 31 9

10 K _ 0 4

M OD E L_ I D

8 0 P OR T_ D E T#

C7 8 4 * . 1u _ 1 6V _ 0 4

R 32 0

*1 0 K _0 4

N C3 N C _ 0 4

C 34

C 35

C ON 5_ M

PVT

32 . 7 6 8K H

MOD EL_ ID

ci rcu it

fo r

Pin 12

O pti on

K B C _A G N D

12 p _5 0 V _ 04

1 2 p_ 5 0V _ 0 4

High

For ITE8512IX

0 ohm

Un_stuff

For ITE8512JX

Un_stuff

0.1uF

2 ,3 ,5,9 ,1 2 ,13 ,1 4, 15 ,1 6,1 9 ,2 0,2 1 ,23 ,2 4 ,25 ,2 6 ,28 ,3 0,3 2 ,3 3,3 5 ,3 6,3 7 ,38

3 . 3 V S

Low

2 ,13 ,1 9,2 4 ,2 9,3 2 ,3 3,3 4 ,37

V D D3

( Not e: pl eas e use L ow ES R c ap aci to rs fo r C 78 4)

Sheet 22 of 42 KBC-ITE IT8512

B.Schematic Diagrams

KBC-ITE IT8512 B - 23