Icon images as well as a project for Xcode and source code are published in this website. https://www.renesas.com/solutions/bluetooth For how to use TryBT, please refer to the document below. https://www.renesas.com/document/apn/rx23w-group-smartphone-application-trybt-android Features: 1. Searching connectable Bluetooth Low Energy devices (Scan) 2. Connecting to a Bluetooth Low Energy device (Initiation) 3. Data communication shown below with LED Switch Service uniquely defined by Renesas Electronics - Controlling blinking rate of LED mounted on Target Board for RX23W (Transmitting Write) - Updating graph triggered by a switch mounted on Target Board for RX23W (Receiving Notification)