{{indexmenu_n>1}}

~~tag>VIM1 GPIO-header~~

====== VIM1 GPIO Header ======

Universal GPIO 40 pins board header, used for communication between board and different external devices.

====== Reference table ======

<tabbox Linux>

<WRAP important >
Current GPIO numbers valid for vendor kernel only. Mainline linux kernel GPIO numbers will be different... 
</WRAP>
^  GPIO ^ Name                ^ Physical  ^ Physical  ^ Name      ^ GPIO  ^
|       | 5V                  |  1        |  21       | **GND**   |       |
|       | 5V                  |  2        |  22       | PIN.DV25  | 474   |
|       | HUB_DM1             |  3        |  23       | PIN.DV24  | 473   |
|       | HUB_DP1             |  4        |  24       | **GND**   |       |
|       | **GND**             |  5        |  25       | PIN.DV27  | 476   |
|       | 5V                  |  6        |  26       | PIN.DV26  | 475   |
|       | HUB_DM2             |  7        |  27       | 3.3V      |       |
|       | HUB_DP2             |  8        |  28       | **GND**   |       |
|       | **GND**             |  9        |  29       | PIN.H7    | 423   |
|       | ADC.CH0             |  10       |  30       | PIN.H6    | 422   |
|       | **GND**             |  11       |  31       | PIN.H9    | 425   |
|       | ADC.CH2             |  12       |  32       | PIN.H8    | 424   |
|   420 | PIN.H4              |  13       |  33       | PIN.AO6   | 507   |
|       | **GND**             |  14       |  34       | **GND**   |       |
|   506 | PIN.AO5             |  15       |  35       | PIN.AO3   | 504   |
|   505 | PIN.AO4             |  16       |  36       | RTC_CLK   |       |
|       | **GND**             |  17       |  37       | PIN.H5    | 421   |
|       | UART_RX  / PIN.AO1  |  18       |  38       | PWR_EN    |       |
|       | UART_TX / PIN.AO2   |  19       |  39       | PWM_F     |       |
|       | 3.3V                |  20       |  40       | **GND**   |       |

<tabbox Android>

^  GPIO ^ Name                ^ Physical  ^ Physical  ^ Name      ^ GPIO  ^
|       | 5V                  |  1        |  21       | **GND**   |       |
|       | 5V                  |  2        |  22       | I2C_SCK_A |       |
|       | HUB_DM1             |  3        |  23       | I2C_SDA_A |       |
|       | HUB_DP1             |  4        |  24       | **GND**   |       |
|       | **GND**             |  5        |  25       | I2C_SCK_B |       |
|       | 5V                  |  6        |  26       | I2C_SDA_B |       |
|       | HUB_DM2             |  7        |  27       | 3.3V      |       |
|       | HUB_DP2             |  8        |  28       | **GND**   |       |
|       | **GND**             |  9        |  29       | PIN.H7    | 178   |
|       | ADC.CH0             |  10       |  30       | PIN.H6    | 177   |
|       | **GND**             |  11       |  31       | PIN.H9    | 180   |
|       | ADC.CH2             |  12       |  32       | PIN.H8    | 179   |
|       | SPDIF               |  13       |  33       | PIN.AO6   | 151   |
|       | **GND**             |  14       |  34       | **GND**   |       |
|       | UART_RX             |  15       |  35       | PWM_AO_A  |       |
|       | UART_TX             |  16       |  36       | RTC_CLK   |       |
|       | **GND**             |  17       |  37       | PIN.H5    | 176   |
|       | Linux_RX            |  18       |  38       | PWR_EN    |       |
|       | Linux_TX            |  19       |  39       | PWM_F     |       |
|       | 3.3V                |  20       |  40       | **GND**   |       |

</tabbox>

====== Get GPIO number ======

If the GPIO number above changed, you can also follow the [[:products:sbc:common:applications:gpio:get-gpio-number | documentation]] to get the gpio number.

{{page>products:sbc:common:applications:gpio:40pin-header&noheader}}