树莓派4B 开启串口登陆
烧录镜像
串口登录
sudo raspi-config
- 3 Interface Options Configure connections to peripherals
- I6 Serial Port Enable/disable shell messages on the serial connection
- Would you like a login shell to be accessible over serial? <Yes>
- The serial login shell is enabled
- The serial interface is enabled
- <Finish>
dtoverlay -a | grep uart
$ dtoverlay -a | grep uart
midi-uart0
midi-uart1
midi-uart2
midi-uart3
midi-uart4
midi-uart5
miniuart-bt
qca7000-uart0
uart0
uart1
uart2
uart3
uart4
uart5sudo vi /boot/config.txt
[all]
enable_uart=1
dtoverlay=miniuart-btls -alh /dev/serial*
lrwxrwxrwx 1 root root 7 Apr 23 14:40 /dev/serial0 -> ttyS0
lrwxrwxrwx 1 root root 5 Apr 23 14:40 /dev/serial1 -> ttyAMA0sudo vi /boot/cmdline.txt
console=serial0,115200 root=PARTUUID=86115bdf-02 rootfstype=ext4 fsck.repair=yess rootwait重启
ls -alh /dev/serial*
lrwxrwxrwx 1 root root 7 Apr 23 14:46 /dev/serial0 -> ttyAMA0
lrwxrwxrwx 1 root root 5 Apr 23 14:46 /dev/serial1 -> ttyS0
MobaXterm
Serial Shell
本文参与 腾讯云自媒体分享计划，分享自作者个人站点/博客。
原始发表：2022.04.23 ，如有侵权请联系 cloudcommunity@tencent.com 删除
评论
登录后参与评论
推荐阅读
目录