Jetson AGX Xavier GPIO Expansion Header Mapping
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1
Jetson Xavier J30 GPIO Expansion Header Mapping
2
3
Connector
Pin #
Connector
Label
RPi default
SoC pull
CV-B signal
CV-B/CV-M connector signal
CV-M signalTegra pinHW GPIO
Linux GPIO
Within Chip
Assumed Linux
GPIO Chip Base
Linux GPIONotes
4
13V3
5
25V0
6
3SDA1High
I2C_GP5_DAT_3V3
I2C_GP5_DAT_3V3
I2C5_DAT
I2C5_DAT
I2C5_DAT_L
DP_AUX_CH3_N-0
Don't use as GPIO
7
45V0
8
5SCL1High
I2C_GP5_DAT_3V3
I2C_GP5_CLK
I2C5_CLK
I2C5_CLK
I2C5_CLK_L
DP_AUX_CH3_P-0
Don't use as GPIO
9
6GND0
10
7GPIO_GCLKHigh
MCLK05_3V3
MCLK05
MCLK05
CAM5_MCLK
CAM5_MCLK_L
SOC_GPIO42Q.06134288422
11
8TXD0Low
UART1_TX_3V3
UART1_TX
UART1_TXUART1_TXUART1_TXR.02138288426
Don't use as GPIO
12
9GND0
13
10RXD0Low
UART1_RX_3V3
UART1_RX
UART1_RXUART1_RXUART1_RXR.03139288427
Don't use as GPIO
14
11GPIO_GEN0Low
UART1_RTS_3V3
UART1_RTS
UART1_RTSUART1_RTSUART1_RTSR.04140288428
15
12GPIO_GEN1Low
I2S2_CLK_3V3
I2S2_CLK
I2S2_CLKI2S2_CLKDAP2_SCLKH.0763288351
16
13GPIO_GEN2Low
PWM01_3V3
PWM01_40PIN
PWM01
PWM01
BKLIGHT_PWM0_GMSL_INT3
SOC_GPIO44
SOC_GPIO44R.00136288424
17
14GND
18
15GPIO_GEN3Low
GPIO27_PWM2_3V3
GPIO27_PWM2_40PIN
GPIO27_PWM2
GPIO27
GPIO27_SOCGPIO54
SOC_GPIO54N.01105288393
19
16GPIO_GEN4Low
GPIO8_AO_DMIC_IN_DAT
GPIO8
GPIO8_AO_DMIC_IN_DAT
CAN1_STBBB.008248256
20
173V30
21
18GPIO_GEN5Low
GPIO35_PWM3_3V3
GPIO35_PWM3
GPIO35
GPIO35_SOCGPIO12
SOC_GPIO12H.0056288344
22
19SPI_MOSILow
SPI1_MOSI_3V3
SPI1_MOSI
SPI1_MOSISPI1_MOSISPI1_MOSIZ.05205288493
23
20GND0
24
21SPIO_MISOLow
SPI1_MISO_3V3
SPI1_MISO
SPI1_MISOSPI1_MISOSPI1_MISOZ.04204288492
25
22GPIO_GEN6Low
GPIO17_40HEADER_3V3
GPIO17_40HEADER
GPIO17
GPIO17_GMSI_INT0
SOC_GPIO21Q.01129288417
26
23SPI_SCLKLow
SPI1_SCK_3V3
SPI1_SCK
SPI1_CLKSPI1_SCKSPI1_SCKZ.03203288491
27
24SPI_CE0_NHigh
SPI1_CS0_3V3
SPI1_CS0
SPI1_CS0_NSPI1_SC0SPI1_CS0_NZ.06206288494
28
25GND
29
26SPI_CE1_NHigh
SPI1_CS1_3V3
SPI1_CS1
SPI1_CS1_NSPI1_SC1SPI1_CS1_NZ.07207288495
30
27ID_SD
I2C_GP2_DAT_3V3
I2C_GP2_DAT
I2C2_DAT
I2C2_DAT
I2C2_DAT_L
GEN2_I2C_SDADD.0024248272
Don't use as GPIO
31
28ID_SC
I2C_GP2_CLK_3V3
I2C_GP2_CLK
I2C2_CLK
I2C2_CLK
I2C2_CLK_L
GEN2_I2C_SCLCC.0723248271
Don't use as GPIO
32
29GPIO5HighCAN0_DINCAN0_DINCAN0_DINCAN0_DINAA.033248251
33
30GND
34
31GPIO6HighCAN0_DOUTCAN0_DOUTCAN0_DOUTCAN0_DOUTAA.022248250
35
32GPIO12Low
GPIO9_CAN1_GPIO0
GPIO9
GPIO9_CAN1_GPIO0_DIMC_CLK
CAN1_ENBB.019248257
36
33GPIO13LowCAN1_DOUTCAN1_DOUTCAN1_DOUTCAN1_DOUTAA.000248248
37
34GND
38
35GPIO19Low
I2S2_FS_3V3
I2S2_FS
I2S2_FSI2S2_FSDAP2_FSI.0266288354
39
36GPIO16Low
UART1_CTS_3V3
UART1_CTS
UART1_CTSUART1_CTSUART1_CTSR.05141288429
40
37GPIO26LowCAN1_DINCAN1_DINCAN1_DINCAN1_DINAA.011248249
41
38GPIO20Low
I2S2_SDIN_3V3
I2S2_SDIN
I2S2_DINI2S2_SDINDAP2_DINI.0165288353
42
39GND
43
40GPIO21Low
I2S2_SDOUT_3V3
I2S2_SDOUT
I2S2_DOUTI2S2_SDOUTDAP2_DOUTI.0064288352
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
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