Raspberry Pi/Raspberry Pi OS Lite
ExecStart=/usr/lib/bluetooth/bluetoothd
ExecStart=/usr/lib/bluetooth/bluetoothd --compat ExecStartPost=/usr/bin/sdptool add SP
[Unit] Description=RFCOMM service After=bluetooth.service Requires=bluetooth.service [Service] ExecStart=/usr/bin/rfcomm watch 0 1 /sbin/agetty rfcomm0 115200 linux [Install] WantedBy=multi-user.target
sudo systemctl daemon-reload再起動