home键： device.press('KEYCODE_HOME','DOWN_AND_UP')
back键： device.press('KEYCODE_BACK','DOWN_AND_UP')
send键： device.press('KEYCODE_CALL','DOWN_AND_UP')
end键： device.press('KEYCODE_ENDCALL','DOWN_AND_UP')
上导航键： device.press('KEYCODE_DPAD_UP','DOWN_AND_UP')
下导航键： device.press('KEYCODE_DPAD_DOWN','DOWN_AND_UP')
左导航： device.press('KEYCODE_DPAD_LEFT','DOWN_AND_UP')
右导航键： device.press('KEYCODE_DPAD_RIGHT','DOWN_AND_UP')
ok键： device.press('KEYCODE_DPAD_CENTER','DOWN_AND_UP')
上音量键： device.press('KEYCODE_VOLUME_UP','DOWN_AND_UP')
下音量键： device.press('KEYCODE_VOLUME_DOWN','DOWN_AND_UP')
power键： device.press('KEYCODE_POWER','DOWN_AND_UP')
camera键： device.press('KEYCODE_CAMERA','DOWN_AND_UP')
menu键： device.press('KEYCODE_MENU','DOWN_AND_UP')
