esp

#!/bin/bash
path=`pwd`
float=$path/image/float.bin
int=$path/image/int.bin

menus() {
	clear
	tput setaf 6
	echo " ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
	tput sgr0
	echo "                            M A I N - M E N U                               "
	tput setaf 6
  echo " ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
	tput sgr0
	echo " 1. Checking Flash ID"
	echo " 2. Erase Flash"
  	echo " 3. Flash NodeMCU Default Firmware"
  	echo " 4. Exit"
	tput setaf 6
  echo " ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
	tput sgr0
	echo ""
}

option(){
	local choice
	read -p " Enter choice [ 1 - 4] : " choice
	case $choice in
		1) flashid ;;
		2) erase ;;
		3) flashnodemcu;;
		4) exit 0;;
		*) echo -e "${RED}Error...${STD}" && sleep 2
	esac
}

erase(){
  echo -n " Enter Port :";
  read port;
  sudo esptool.py --port $port erase_flash
  menus
}

flashid(){
  echo -n " Enter Port :";
  read port;
  sudo esptool.py --port $port flash_id
  sleep 5
  menus
}

flashnodemcu(){
  echo -n " Enter Port :";
  read port;
  sudo esptool.py --port $port write_flash -fm dio 0x00000 $float
}
menus
option