The RF-BLE-DGA is a Bluetooth Low Energy (BLE 4.0) module based on TI CC2540. The module adopts the internal USB interface, which can be directly plugged into the USB interface of the computer. USB interface supports both CDC and HID modes; BLE supports various modes such as BLE host, BLE device, BLE Beacon, etc.
Four Work Modes
?Central
- Scans for advertisements
- Operates as a master in connections
?Peripheral
- An advertiser that is connectable
- Operates as a slave in a connection
?Broadcaster
- An advertiser that is non-connectable
- IBeacon
?Observer
- Scans for advertisements
- Non-connectable