5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
MODEL_ID RB
10KN240GU
ITE8987
X
RA
RA
RB
OPTION
OPTION
OPTION
OPTION
default
VOLTAGE
3.3V
0V
⎗婧㔜
33--100 ohm
by Project
IT8887/IT8987:
㓗㎜
1.8V/3/3V
by EC setting
IT8987: 3.3VS/1.8VS
怠㑯
by
EC code setting
OPTION
(
⎗ẍ嬲≽ὅ
EC
㍸ὃ䘬
EXECL
堐
)
㛒⛐
EXECL
堐䘬≇傥⎗ẍ冒埴␥⎵
braswell platform
PIN 106
8887H
䔞
HSPI
䘬
level
䁢
3.3V, PIN106
㍍
3.3V
8887H
䔞
HSPI
䘬
level
䁢
1.8V, PIN106
㍍
1.8V
EC ROM(EC ROM for BIOS+ME+EC) power
㍍
VDD3
8987 PIN 106
㍍
VDD3( EC ROM for EC),
⎴
EC
SPI ROM POWER
EC ROM(EC ROM for BIOS+ME+EC) power
㍍
VDD3
Bay tril
ἧ䓐
8987 auto load share ROM
ἧ䓐
1.8V
Braswell
ἧ䓐
ITE 8887H share ROM
ἧ䓐
1.8V
ἧ䓐
ITE 8987 non share ROM
ἧ䓐
VDD3
VSTBY_FSPI
䁢姕⭂
FSPI LEVEL(3.3V/1.8V),
ἧ䓐
STBY
POWER
FOR 14"
LED KB
FOR 15"
FOR 15"
D02 to D02a
J_KB2
124
KBC_SPI_*_R = 0.1"~0.5"
DEBUG PORT
J_KB1
124
Modify,10/03 Max
0630 CHG PF for factory bug
To VGA(2168)
N250GU
10KX
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
Modify,7/18 Max
Modify,7/10 Max
Modify,7/10 Max
Modify,7/10 Max
Modify,7/10 Max
Modify,7/10 Max
Modify,8/1 Max
Add,7/12 Max
Del CHG_JAP,7/13 Max
Add EC_EN,7/13 Max
Add,7/27 Max
Del net name,7/17 Max
Modify,7/10 Max
FOR USB CHARGE DET, MULTI FUNCTION PIN
攳㨇㗪⇌㕟㚱㰺㚱
USB CHARGE FUNCTION
Add,8/5 Max
Modify,9/21 Max
Modify,9/21 Max
Modify,9/21 Max
ADD,9/21 Max
ADD,9/21 Max
ADD,9/21 Max
ADD,9/21 Max
Modify,9/27 Tim
Modify name,10/23 Max
3IN1
80CLK
SMC_BAT
SMD_BAT
BAT_DET
BAT_VOLT
FON-KB
KBC_WRESET#
KB-SI3
KB-SI2
KB-SO5
KB-SI1
KB-SO3
KB-SO4
KB-SO11
KB-SI6
KB-SI4
KB-SO8
KB-SO7
KB-SO6
KB-SO14
KB-SO2
KB-SO15
KB-SI0
KB-SI5
KB-SO12
KB-SO1
KB-SO10
KB-SO0
KB-SI7
KB-SO9
KB-SO13
VSTBY_FSPI
ALSPI_CE#
ALSPI_SCLK
ALSPI_MSO
ALSPI_MSI
KB-SI3
KB-SI2
KB-SO5
KB-SI1
KB-SO3
KB-SO4
KB-SO11
KB-SI6
KB-SI4
KB-SO8
KB-SO7
KB-SO6
KB-SO14
KB-SO2
KB-SO15
KB-SI0
KB-SI5
KB-SO12
KB-SO1
KB-SO10
KB-SO0
KB-SI7
KB-SO9
KB-SO13
80CLK
3IN1
FDIO3
FDIO2
8987_AUTO_LOAD_PWR
KBLIGHT_ADJ
PM_PWROK
MODEL_ID
MODEL_ID
BAT_VOLT
ALSPI_SCLK
ALSPI_MSO
PCLK_KBC_RPCLK_KBC
ALSPI_MSI
ALSPI_CE#
SCI#
SWI#
KBLIGHT_ADJ
SMC_BAT
SMD_BAT
BAT_DET
SMI#
ALL_SYS_PWRGDVR_PWRGD
LED_DET
LED_DET
FAN_DET
FAN_DET
VDD3
KBC_AGND
KB_LED_PWR
3.3V
VDD3
3.3VA
1.8VA
5VS KB_LED_PWR
5VS
KB_LED_PW R
3.3V
1.8VA
VDD3
VDD3
VDD3
VDD3
VDD3
VDD3
VDD3
KBC_AGND
KBC_AVDD
VDD3
VDD3
VDD3
VDD3
SMD_EDP_DAT14,22
CPU_FANSEN 20
BAT_VOLT32
BAT_DET32
THERM_VOLT3
BT_EN21
USB_CHARGE_EN19,26,27
SUSC#_PCH 8,26
BKL_EN 15
PM_PWROK 8,30
ALL_SYS_PW RGD 15
EC_EMMC_LED#25
1.05VS_PG 31
CSCL 20
CSDA 20
CCD_EN20
WLAN_PWR_EN 21
1.24VA_PG 28
VA_ON 26,27
DELAY_ALL_SYS_PWRGD8
3G_POWEREN 21
CPU_FAN20
SB_KBCRST# 25
SUS_PWR_ACK 8
WLAN_EN21
SWI# 24
3G_EN 21
AIRPLAN_LED#18
1.8VA_EN 31
PWR_BTN#8
VR_PWRGD 30
SMD_EDP_DAT14,22
SMC_EDP_CLK14,22
PMU_SLP_S0#8
KBC_MUTE#17
1.05VS_EN 28,31
PWR_SW #26
LID_SW#15,20
TP_CLK20
TP_DATA20
KBC_BEEP17
LED_BAT_FULL18
LED_PWR18
LED_BAT_CHG18
SMC_BAT32
SMD_BAT32
TOTAL_CUR32
ME_WE3
H_PROCHOT_EC8
BUF_PLT_RST#8,11,19,20,21
SERIRQ7,19
LPC_AD37,19
LPC_AD27,19
LPC_AD17,19
LPC_AD07,19
LED_ACIN18
AC_IN#32
SMI#24
DD_ON 19,23,26,27
LAN_WAKEUP# 20
EC_RSMRST# 26
SCI#24
LPC_FRAME#7,19
PCLK_KBC7
SMC_EDP_CLK14,22
SUSB#_PCH 8,26
ECCLKRUN# 7
PWM_FAN20
PMU_BATLOW # 8
EC_LED_CONTROL20
EC_EN 26
CNVI_DET# 21
PMIC_THERMTRIP#25,26
SUS_STAT_N8
3G_RST#21
CC1_DET23
CC2_DET23
CC_EN 23
Title
Size Document Number Rev
Date: Sheet
of
6-71-N24G0-D02
2.0
[22] KBC (ITE IT8987E)
Custom
22 41Monday, January 22, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
Title
Size Document Number Rev
Date: Sheet
of
6-71-N24G0-D02
2.0
[22] KBC (ITE IT8987E)
Custom
22 41Monday, January 22, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
Title
Size Document Number Rev
Date: Sheet
of
6-71-N24G0-D02
2.0
[22] KBC (ITE IT8987E)
Custom
22 41Monday, January 22, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
C257
0.1u_16V_Y5V_04
R932
10K_04
DC_FAN
C256
10u_6.3V_X5R_06
R341 10K_04
C287
0.1u_16V_Y5V_04
R308 10K_04
R299
3.3K_1%_04
J_KB2
85208-24051
15"
24
23
22
14
12
11
21
8
20
19
6
5
18
4
17
10
9
7
3
2
1
16
15
13
.
L21 *HCB1608KF-121T25
15"
R931
10K_04
PWM_FAN
D26
BAV99 RECTIFIER
A
C
AC
J_LEDKB1
FP225H-006S10M
15"
1
2
3
4
5
6
R67 10K_04
R316 *0_04
U16
GD25D10BTIGR
PCB Footprint = M- SO8
CE#
1
SO
2
WP#
3
VSS
4
SI
5
SCK
6
HOLD#
7
VDD
8
C252 0.1u_16V_Y5V_04
C330
*0.1u_16V_Y5V_04
15"
C275
0.1u_16V_Y5V_04
R88 *0_04
J_80DEBUG1
1251-4AV-S-02(N)
1
2
3
4
D30
BAV99 RECTIFIER
A
C
AC
R469 10K_04
USB CHG
R315 0_04
R305 1.5K_04
C276
0.1u_16V_Y5V_04
D21
BAV99 RECTIFIER
A
C
AC
R468 10K_04
W/O USB CHG
R296 33_04
R298
3.3K_1%_04
LPC
DAC
SMBUS
PWM
PS/2
WAKE UP
GP INTERRUPT
UART
K/B MATRIX
IT8987
ADC
U20A
IT8987E
GPB6/KBRST#
4
GPM6/SERIRQ
5
GPM5/LFRAME#
6
GPM3/LAD3
7
GPM2/LAD2
8
GPM1/LAD1
9
GPM0/LAD0
10
GPM4/LPCCLK
13
WRST#
14
GPD4/ECSMI#
15
GPC7/PWUREQ#/BBO/SMCLK2ALT
16
GPD0/RI1#
18
GPE7/L80LLAT
20
GPD1/RI2#
21
GPD2/LPCRST#
22
GPD3/ECSCI#
23
GPA1/PWM1
25
GPA5/PWM5
31
GPA6/PWM6/SSCK
32
GPD5/GINT/CTS0#
33
GPA7/PWM7/RIG1#
34
GPG2/SSCE0#
77
GPJ3/DAC3/TACH1B
79
GPF0/PS2CLK0/TMB0/CEC
85
GPF2/PS2CLK1/DTR0#
87
GPF4/PS2CLK2
89
GPF5/PS2DAT2
90
GPB0/RXD/SIN0
108
GPB1/TXD/SOUT0
109
GPB3/SMCLK0
110
GPB4/SMDAT0
111
GPF6/SMCLK2/PECI
117
GPB5/GA20
126
LPCPD#/GPE6
17
L80HLAT/BAO/GPE0
19
RTS1#/GPE5
35
KSO0/PD0
36
KSO1/PD1
37
KSO2/PD2
38
KSO3/PD3
39
KSO4/PD4
40
KSO5/PD5
41
KSO6/PD6
42
KSO7/PD7
43
KSO8/ACK#
44
KSO9/BUSY
45
KSO10/PE
46
TACH0A/GPD6
47
KSO11/ERR#
51
KSO12/SLCT
52
KSO13
53
KSO14
54
KSO15
55
KSI0/STB#
58
KSI1/AFD#
59
KSI2/INIT#
60
KSI3/SLIN#
61
KSI4
62
KSI5
63
KSI6
64
KSI7
65
VHSPI (1.8V/3.3V)
106
PWRSW /GPE4
107
RING#/PWRFAIL#/CK32KOUT/LPCRST#/GPB7
112
TMRI0/GPC4
120
CTX0/TMA0/GPB2
123
TMRI1/GPC6
124
3
GPH7
VCC (1.8V/3.3V)
11
VSTBY1
26
VSTBY2
50
AVCC
74
VSTBY3
92
VSTBY4
114
VSTBY5
121
VSTBY6(PLL)
127
VSS1
1
VCORE
12
VSS3
27
VSS4
49
AVSS
75
VSS5
91
GPC0/CRX0
113
GPG1/ID7/DTR1#/SBUSY
122
GPF1/PS2DAT0/TMB1
86
GPF3/PS2DAT1/RTS0#
88
GPI0/ADC0
66
GPI1/ADC1
67
GPI3/ADC3
69
GPI4/ADC4
70
GPI7/ADC7/CTS1#
73
HDIO3/GPJ1
95
FSCE#
101
FMOSI
102
FMISO
103
FSCK
105
VSS6
104
R300 33_04
C298 1u_6.3V_X5R_04
R306 1.5K_04
PJ12
*OPEN-2m m
12
D22
BAV99 RECTIFIER
A
C
AC
R297 33_04
.
L1
HCB1005KF-121T20
R331 100K_04
C280 0.1u_16V_Y5V_04
C331
*10u_6.3V_X5R_06
15"
R303 0_04
R310 *0_04
R63
*20mil short-p
IT8987
U20B
IT8987E
GPA0/PWM0
24
GPA2/PWM2
28
GPA3/PWM3
29
GPA4/PWM4
30
GPI2/ADC2
68
GPI5/ADC5/DCD1#
71
GPI6/ADC6/DSR1#
72
GPH0/ID0/CLKRUN#
76
GPJ4/DAC4/DCD0#
80
GPJ5/DAC5/RIG0#
81
GPC1/SMCLK1
115
GPC2/SMDAT1
116
GPG0/SSCE1#
125
GPJ7
2
TACH1/TMA1/GPD7
48
EGAD/GPE1
82
EGCS#/GPE2
83
EGCLK/GPE3
84
HMOSI/ID6/GPH6
93
HSCE#/ID3/GPH3
96
HSCK/ID4/GPH4
97
HMISO/ID5/GPH5
98
FDIO3/DSR0#/GPG6
99
100
SSCE0#/GPG2
CRX1/SIN1/SMCLK3/ID1/GPH1
119
GPJ6
128
TACH2/HDIO2/GPJ0
94
GPJ2/DAC2/TACH0B
78
GPF7/SMDAT2/PECIRQT#
118
KSO16/SMOSI/GPC3
56
KSO17/SMISO/GPC5
57
R64 10K_04
15"
C279 0.1u_16V_Y5V_04
R344 10K_1%_04
R332 *10_04
R68 *0_04
R312 47_04
R309 *0_04
C30
0.1u_16V_Y5V_04
R313 *0_04
C297
0.1u_16V_Y5V_04
PJ11
*OPEN-2m m
12
R66 10K_04
R87 10K_04
14"
R311 47_04
R307 0_04
R70 2.2K_04
J_KB1
85208-24051
14"
24
23
22
14
12
11
21
8
20
19
6
5
18
4
17
10
9
7
3
2
1
16
15
13
U24
NCT3940S-A
15"
VOUT
3
GND
5
VIN
2
FON
1
VSET
4
GND
6
GND
8
GND
7
C278 *10p_50V_NPO_04
R69 0_04
R314 *0_04
R50 0_04
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