掌機 - Anbernic RG Nano - 如何透過ADB Shell連線

步驟如下：
1. 掛載USB DISK
2. 在根目錄下新增一個空白的檔案，檔案名稱必須是adb
3. 重新開機後，就可以透過adb連線 

$ sudo dmesg -c
    [ 3913.287409] usb 2-1: new high-speed USB device number 10 using xhci_hcd
    [ 3913.436050] usb 2-1: New USB device found, idVendor=8087, idProduct=011e, bcdDevice= 4.14
    [ 3913.436054] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
    [ 3913.436056] usb 2-1: Product: FunKey S
    [ 3913.436057] usb 2-1: Manufacturer: Intel
    [ 3913.436059] usb 2-1: SerialNumber: 12c000021509d3f2
    [ 3913.482154] cdc_acm 2-1:1.0: ttyACM0: USB ACM device
    [ 3913.484124] usbcore: registered new interface driver cdc_acm
    [ 3913.484126] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters

$ adb shell
* daemon not running; starting now at tcp:5037
* daemon started successfully

/ # cat /etc/*release*
    NAME="FunKey-OS"
    VERSION="2.3.0 (Zen Zebu)"
    ID=funkey
    ID_LIKE=buildroot
    PRETTY_NAME="FunKey-OS 2.3.0"
    VERSION_ID="2.3.0"
    HOME_URL="https://www.funkey-project.com/"
    SUPPORT_URL="https://www.funkey-project.com/"
    BUG_REPORT_URL="https://www.funkey-project.com/"
    PRIVACY_POLICY_URL="https://www.funkey-project.com"
    VERSION_CODENAME=Zen
    UBUNTU_CODENAME=Zen

P.S. 刪除adb檔案就可以變回原本USB DISK的掛載方式