Bluetooth 4.0 BLE Serial module based on HM-10 can be configured as MASTER or SLAVE and is able to remotely control up to10 I/O pins. In HM-10 Bluetooth module MCU can be set up and also can controlled by a remote Bluetooth device for setting.
The Bluetooth UART RS232 serial Converter Module can easily transfer the UART data through the wireless Bluetooth, without complex PCB layout or deep knowledge in the Bluetooth software stack, you can combine this bluetooth module with your system.
Bluetooth Module Features
Works great with AT Command