I have a VIM2 with ubuntu 16, and I want to use I2C_SCK_A and I2C_SDA_A as normal GPIO, error info raised when I export I2C_SDA_A, pin number 84 # echo 84 > export -bash: echo: write error: Device or resource busy [image] [image] what’s wrong? could anyone give me a GPIO number map of the vim…

Gouwa November 22, 2017, 1:45pm 2

FYI:

Here is about how to access GPIO on Android and Ubuntu ###Preconditions The Rom must satisfy the following conditions Android M >= V170603 Android N >= V170421 Ubuntu Server >= V170515 Ubuntu Mate >= V170605 ###1. On Android GPIO List PIN GPIO Number PIN37 GPIOH5 176 PIN33 GPIOAO6 151 There are two ways to access GPIO: ADB Command Third-Party Applications ADB command Connect the vim with wifi adb: $ adb connect IP_ADDR Login the vim: $…

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How to use I2C Pin as normal GPIO？