畢業專題筆記
註:需先得知HC05 MAC Address
Step1:
至Raspberry Pi 3 terminal 輸入bluetoothctl，
進入bluetoothctl模式後，scan & pair Arduino的HC-05模組，以及得知HC-05的MAC Address。
Step2:
到/etc/Bluetooth&/etc/systemd/system資料夾，做rfcomm.conf&rfcomm.service設定
sudo nano /etc/bluetooth/rfcomm.conf
內容:
rfcomm1 {
bind yes;
device xx:xx:xx:xx:xx:xx;
channel 1;
comment "HC 05";}
sudo nano /etc/systemd/system/rfcomm.service
內容:
[Unit]
Description=RFCOMM service
After=bluetooth.service
Requires=bluetooth.service
[Service]
ExecStart=/usr/bin/rfcomm bind 1 xx:xx:xx:xx:xx:xx
Restart=on-failure
RestartSec=5s
RemainAfterExit=yes
[Install]
WantedBy=multi-user.target