STM32MP157 Wei Dongshan learning board study notes (1)

The learning path is always tortuous and boring,
and full of temptation and confusion.

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The first is to power
on. Do not insert the USB OTG download line interface after power on
because it will not be recognized.

After plugging in the serial port [EMMC mode (1, 3 down, 2 up)],
welcome appears, indicating that you can log in. At

this time, we enter ROOT to log in

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Successfully enter the Linux login interface

At this point we performed document ifconfig command

can be seen at this time does not appear usb0 network interface
is not inserted before boot time has been inserted or usb0 usb0 will happen
then we insert USB OTG download cable

At this point serial connection information already appears
this When I enter ifconfig again, I find that there is a USB connection URL

At this point, we enter to view the network connection status on the window computer to open the network connection window

and then open these windows in turn

It should be noted that the URL on the computer and the development board belong to the same frequency band.
That is to say, the first three digits are 192.168.72. — The first three digits are the same.