#!/bin/sh echo 0 > /sys/class/rfkill/rfkill0/state sleep 2 echo 1 > /sys/class/rfkill/rfkill0/state sleep 2 insmod /usr/lib/modules/hci_uart.ko rtk_hciattach -n -s 115200 /dev/ttyS4 rtk_h5 & hciconfig hci0 up