range Pi User Manual Copyright reserved by Shenzhen Xunlong Software Co., Ltd
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b. root@orangepi:~$ The prompt indicates that this command is entered in the
Linux system of the development board. The $ at the end of the prompt
indicates that the current user of the system is a normal user. When executing a
privileged command, you need to add sudo
c. root@orangepi:~# The prompt indicates that this command is entered in the
Linux system of the development board, and the # at the end of the prompt
indicates that the current user of the system is the root user, who can execute any
desired command
d. test@test:~$ The prompt indicates that this command is entered in the Ubuntu
PC or Ubuntu virtual machine, not in the Linux system of the development board.
The $ at the end of the prompt indicates that the current user of the system is an
ordinary user. When executing privileged commands, sudo needs to be added
sudo
e. root@test:~# The prompt indicates that this command is entered in the Ubuntu
PC or Ubuntu virtual machine, not in the Linux system of the development board.
The # at the end of the prompt indicates that the current user of the system is the
root user and can execute any command you want
3) What are the commands that need to be entered?
a. As shown below, the black bold part is the command that needs to be input,
and the content below the command is the output content (some commands have
output, some may not), and this part of the content does not need to be input
root@orangepi:~# cat /boot/orangepiEnv.txt
verbosity=7
bootlogo=false
console=serial
b. As shown below, some commands cannot be written in one line and will be
placed on the next line. As long as the black and bold parts are all commands
that need to be input. When these commands are entered into one line, the last
"\" of each line needs to be removed, this is not part of the command. In addition,
there are spaces in different parts of the command, please don’t miss it
orangepi@orangepi:~$ echo \
"deb [arch=$(dpkg --print-architecture) \
signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] \
https://download.docker.com/Linux/debian \
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