20250611在全志H3平台的Nano Pi NEO CORE开发板上运行Ubuntu Core16.04时让4G模块EC200A-CN使用AT命令拨号上网pi@NanoPi-NEO-Core:~$ su Password: root@NanoPi-NEO-Core:/home/pi# root@NanoPi-NEO-Core:/home/pi# cd / root@NanoPi-NEO-Core:/# lsusb Bus 003 Device 002: ID 2c7c:6005 root@NanoPi-NEO-Core:/# cd /dev root@NanoPi-NEO-Core:/dev# ll ttyUSB* crw-rw---- 1 root di