topic Re: how to create vi file or .sh file in imx8mm in Android OS in i.MX Processors

how to create vi file or .sh file in imx8mm in Android OS

Ruban1 — Fri, 28 May 2021 07:10:47 GMT

how to create vi file or .sh file in imx8mm in Android 10 OS.

Using putty or minicom after booting up of Android OS from SD card

I wanted to run a small LED blink. script

The script gpio_led.sh

#!/bin/bash
echo "GPIO LED Test"

LED=/sys/class/leds/user/brightness

while (true)
do
echo 1 > $LED
sleep 1
echo 0 > $LED
sleep 1
done

i am not able to create vi or or run the script. how to run. if any recommend kindly provide

and the path to run

Zhiming_Liu — Mon, 31 May 2021 02:33:56 GMT

This way can't be useful in android.It's very different in linux.

sh file is effective in linux rootfs, but android is using linux kernel ,not the linux rootfs.

Ruban1 — Mon, 31 May 2021 03:38:54 GMT

then how i control inbuild GPIO LED . blinking the LED