Módulo Bluetooth 4.0 AT-09 BLE TI CC2541 (HM-12)
Informação do fabricante:
HM-12 is a low consumption bluetooth BLE module. It supports dual mode: SPP and LE, which means it not only support bluetooth 2.1 but also supports BLE. It supports L2CAP, RFCOMM, SPP, GATT, GAT standard Bluetooth protocol.
- BT Version: Bluetooth Specification V4.0 EDR and BLE
- Send and receive maximum byte count is 90 bytes.
- Working frequency: 2.4GHz ISM band
- Modulation method: GFSK(Gaussian Frequency Shift Keying)
- Speed SPP: 50% serial port rate; BLE: 50% serial port rate
- Service: L2CAP,、SDP,、RFCOMM、SPP ATT、GATT,、LE Service: 0xFFE0、Char: 0xFFE1
- Power: +3.3VDC 50mA
- Power: In sleep mode 10-17mA, SPP mode 13mA, BLE mode 9.5mA
- Working temperature:–5 ~ +65 Centigrade
- Compatible with Bluetooth 3.0/2.1
- Open environment within 60m (100ft) can realize communication between modules