For use cases and information on this dongle, please check out our web page, CY5677 CySmart Bluetooth® Low Energy (BLE) 4.2 USB Dongle | Cypress Semiconductor . To answer your questions:
1) Yes, it can connect to other devices that have BLE capability
2) No, CySmart is not a must.
3) Please see the link I posted above
Lastly, let me know if you have other questions or need clarification!
I would like to apply CY8C4248LQI-BL583 this IC to make a wireless EMG Detection System with BLE transfer EMG signal to computer for analyzing in multi-channel way. In the meanwhile, the BLE receives multiple EMG signals.
Can you give me some advices about how to set up a pair of multi-mode Bluetooth?