N9H26
Mar 15, 2019
Page
21
of 29
Rev 1.01
NUDE
S
IG
N H
MI
-N9H
26
U
S
E
R
M
A
NUA
L
NuDesign HMI-N9H26, CPU
3.2
LHSYNC
TRST
DVDD18
SDDAT0
U9
N9H26KxxN
1
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127
128
GPE4/SD0_D2/TRST1n
GPE5/SD0_D3
GPE6/SD0_CMD/TMS1
GPE7/SD0_CLK/TCK1
GPE2/SD0_D0/TDI1
GPE3/SD0_D1/TDO1
GPB12/LV_D23/SPI1_DO
GPB11/LV_D22/SPI1_DI
UD_CDET
VDD12
MVDD
MVDD
GPB10/LV_D21/SPI1_CS0n
GPB9/LV_D20/SPI1_CLK
GPB8/LV_D19
GPB7/LV_D18
GPB6/I2S_DI
GPB5/I2S_DO/SD1_D2
GPB4/I2S_LRCLK/SD1_D3
GPB3/I2S_BCLK/SD1_CMD
GPB2/I2S_MCLK/SD1_CLK
GPB1/SD1_D0
GPB0/SD1_D1
XOUT
XIN
VDD33
VDD12
UD_VDD12
UD_DM
UD_DP
UD_VDD33
UD_REXT
SAR
_VD
D
33
GPG14/
T
P_XM
/SD
IO_D
2/
SPI
1_D
I
GPG15/
T
P_YM
/SD
IO_D
3/
SPI
1_D
O
GPG13/
T
P_XP/
SD
IO_D
1/
SPI
1_C
S0n
GPG12/
T
P_YP/
SD
IO_D
0/
SPI
1_C
LK
GPG7/
KPI
_SI
0/
AI
N
3/
VSEN
SE
GPG9/
KPI
_SI
1/
AH
S/
I2S_D
I
GPG8/
AI
N
2
SAR
_VSS33
U
H
_R
EXT
U
H
_VD
D
33
U
H
_D
P
U
H
_D
M
U
H
_VD
D
12
GPB13/
I2C
_SC
L
GPB14/
I2C
_SD
A/
LM
VSYN
C
GPA1/
LVSYN
C
/SPI
0_D
3/
SD
_C
D
GPA0/
LVD
EN
/SPI
0_D
2/
SD
_W
P
R
ESET
n
GPA3/
KPI
_SI
0
GPC
0/
LV_D
0/
KPI
_SO0
GPC
1/
LV_D
1/
KPI
_SO1
GPC
2/
LV_D
2/
KPI
_SO2
GPC
3/
LV_D
3/
KPI
_SO3
GPC
4/
LV_D
4/
KPI
_SO4/
C
F
G8
GPC
5/
LV_D
5/
KPI
_SO5/
C
F
G9
GPC
6/
LV_D
6/
KPI
_SO6/
C
F
G10
GPC
7/
LV_D
7/
KPI
_SO7/
C
F
G11
GPC
8/
LV_D
8/
KPI
_SO8_0/
SD
IO_D
0
GPC
9/
LV_D
9/
KPI
_SO9_1/
SD
IO_D
1
GPC
10/
LV_D
10/
KPI
_SO10_2/
SD
IO_D
2
VSS
VDD33
LV_D11/KPI_SO11_3/SDIO_D3/GPC11
LV_D12/KPI_SO12_4/SDIO_CMD/GPC12
LV_D13/KPI_SO13_5/SDIO_CLK/GPC13
LV_D14/KPI_SO14_6/SDIO_CD/GPC14
LV_D15/KPI_SO15_7/GPC15
LV_D16/SPI0_D2/GPE0
LV_D17/SPI0_D3/GPE1
LVDEN/GPD11
LVSYNC/GPD10
LHSYNC/GPD9
LPCLK/GPB15
TRST0n/HUART_RTS/SPI0_CS1n/UHL_DM0/GPD4
TDO0/HUART_CTS/PWM3/UHL_DP0/GPD3
TDI0/HUART_RXD/PWM2/GPD2
TMS0/HUART_TXD/PWM1/GPD1
TCK0/SPI1_CS1n/PWM0/GPD0
VDD12
MVDD
MVDD
I2S_BCLK/SPI1_CS0n/SDIO_CLK/GPG3
I2C_SDA/I2S_MCLK/SPI1_DO/GPG5
I2S_LRCLK/SPI1_DI/SDIO_CD/GPG4
I2C_SCL/I2S_DO/SPI1_CLK/SDIO_CMD/GPG2
VDD33
RTC_VDD33
RTC_RPWR
RTC_RWAKEn
RTC_XIN
RTC_XOUT
MIC_BIAS
ADAC_VMID
M
IC
_I
N
_P
M
IC
_I
N
_N
AD
AC
_AVD
D
33
AD
AC
_AVSS33
R
H
P_OU
T
LH
P_OU
T
H
P_VD
D
33
I2C
_SC
L/
SPI
1_C
S1n/
T
XD
/U
H
L_D
P1/
GPA10
I2C
_SD
A/
R
XD
/U
H
L_D
M
1/
LM
VSYN
C
/GPA11
VD
D
12
N
D
0/
C
F
G0
N
D
1/
C
F
G1
N
D
2/
C
F
G2
N
D
3/
C
F
G3/
SD
2_D
3
N
D
4/
C
F
G4/
GPA12
N
D
5/
C
F
G5/
GPA13
N
D
6/
C
F
G6/
GPA14
N
D
7/
C
F
G7/
GPA15
SD
_C
D
/N
BU
SY1n/
GPD
6
SD
2_D
2/
N
BU
SY0n/
GPD
5
SD
2_C
M
D
/N
W
R
n/
GPD
8
SD
2_C
LK/
N
R
En/
GPD
7
SD
2_D
1/
N
C
LE/
GPE11
SD
2_D
0/
N
ALE/
GPE10
SPI
0_D
3/
N
C
S1n/
U
SB_PW
EN
/GPE9
SPI
0_D
2/
N
C
S0n/
GPE8
VD
D
33
D
M
IC
_D
IN
/SPI
0_D
I/
U
H
L_D
P0/
KPI
_SI
0/
GPD
14
SPI
0_C
S0n/
PW
M
1/
GPD
13
SPI
0_D
O/
U
H
L_D
M
0/
KPI
_SI
1/
GPD
15
D
M
IC
_C
LK/
SPI
0_C
LK/
PW
M
0/
GPD
12
VSS
RX5
0
GPG2
RX4
0
LVDATA13
TDI
AVDD33
GPB4
SDCMD
DVDD12
LVDATA16
SPI
D
O
GPA12
GPD
7
LPCLK
R
H
POU
T
LVD
AT
A7
RX2
0
DVDD33
GPB5
LVD
AT
A5
T
P_XP
LVDATA19
LVDE
GPE10
RTC_XOUT
PWR_EN
GPA13
ESD110
ESD7371XV2T1G
LVD
AT
A2
GPB0
AIN3
SDDAT1
DVDD12
GPG3
GPG9
LVD
AT
A6
LVD
AT
A8
M
IC
_N
N
BU
SY1
SDDAT2
LVDATA21
GPB2
ADC_MID
GPG5
LVD
AT
A3
R54
470
GPE11
T
P_YM
LVDATA22
DVDD12
SDCLK
LVD
AT
A10
TCK
U
H
_R
EXT
LH
POU
T
URTX
AVDD33
LVD
AT
A0
LVD
AT
A4
L11
FB
1
2
LVD
AT
A9
U
H
_D
P
UD_DET
LVDATA23
LVDATA15
N
BU
SY0
M
IC
_P
DVDD12
UD_REXT
GPB3
RX3
0
DVDD33
UD_DP
nRST
RX1
0
DVDD18
DVDD33
N
C
S1
AVDD33
SPI
D
I
RESET
LVDATA18
U
H
_D
M
RTC_WAKE
RTC_XIN
T
P_XM
RTCVDD33
SD
C
D
LVDATA17
MIC_BIAS
GPB6
TP8
LVSYNC
AVDD33
LVD
AT
A1
T
P_YP
UD_DM
C30
1nF
N
C
S0
nRST
VSENSE
GPB1
GPA3
DVDD33
DVDD12A
GPD
8
DVDD33
SDDAT3
GPG4
TMS
GPA0
ISC
LK
LVDATA14
XOUT
TDO
ND0
TP7
LVDATA20
XIN
SPI
C
S
ISD
AT
A
LVDATA11
URRX
SPI
C
LK
GPA14
LVDATA12