Page 365 - ARM Based Microcontroller Projects Using MBED

14.5 PROJECT 3—ANDROID—NUCLEO BOARD COMMUNICATION USING BLUETOOTH 351

FIG. 14.19 UDP Server apps for Android.

Notice that the IP address of the ESP-01 can be obtained by scanning all the devices on the
local Wi-Fi router. For example, Android apps called Wifi Watch by Riverdevs
(riverdevs@gmail.com) can be used to see the IP addresses of all the devices connected to
the router. The ESP-01 is listed as shown in Fig. 14.21 (IP: 192.168.1.160).

14.5 PROJECT 3—ANDROID—NUCLEO BOARD COMMUNICATION
USING BLUETOOTH

14.5.1 Description

In this project a Bluetooth module is connected to the Nucleo-F411RE development board.
Additionally, two LEDs are connected to the development board. The LEDs are controlled