使用脚本中的用户名和密码使用GNU屏幕登录

谢谢！找到了答案

#!/usr/bin/expect -f

set username "hello"
set password "secret"
spawn screen /dev/tty.usbmodem1415 115200

expect "?ogin:"
send "$username\r"

expect "?assword:"
send "$password\r"

send "ls\r"