# Espruino Control Send commands to other Espruino devices via the Bluetooth UART interface. ## Customising Click the customise button and you can customise your commands with 4 options: * **Title** - The title of the menu item that will be displayed * **Command** - The JS command to execute, eg. `LED.toggle()` * **MAC Address** - If specified, of the form `aa:bb:cc:dd:ee:ff`. The device with this address will be connected to directly. If not specified a menu showing available Espruino devices is popped up. * **RX** - If checked, the app will display any data received from the device being connected to. Use this if you want to print data - eg: `print(E.getBattery())` When done, click 'Upload'. Your changes will be saved to local storage so they'll be remembered next time you upload from the same device.s ## Usage Simply load the app and you'll see a menu with the menu items you defined. Select one and you'll be able to connect to the device and send the command. If a command should wait for a response then