HM-10 CC2541 Bluetooth 4.0 BLE Wireless Module
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Description
The HM-10 is a compact wireless communication module based on the CC2541 chipset, supporting the Bluetooth Specification V4.0 BLE standard. It enables low-energy data transmission across the 2.4 GHz ISM band for embedded designs. This module is an excellent choice for students, makers, and hobbyists adding wireless connectivity to their electronics projects.
Wireless performance and security
Operating on the 2.4GHz ISM band using GFSK modulation, the module provides a transmitting power of up to 4dBm and a receiving sensitivity of -84dBm at 0.1% BER. It supports asynchronous and synchronous transmission rates of 6 kbps alongside integrated authentication and encryption security features.
Role support and services
The module supports central and peripheral service profiles with UUIDs FFE0 and FFE1. It also references USB V2.0 protocol support for standard digital communication setups.
Power and compact footprint
Designed for low-power operation, the unit runs from a +3.3VDC 50mA power supply. Its compact form factor measures 27mm x 13mm x 2.2mm and operates in temperatures from -5 to +65 Centigrade.
Specifications
| Device | Module |
| Type | CC2541 | Wireless | Bluetooth |
| Bluetooth Protocol | Bluetooth Specification V4.0 BLE |
| Chipset | CC2541 |
| USB Protocol | USB V2.0 |
| Operating Frequency | 2.4GHz ISM band |
| Modulation Mode | GFSK (Gaussian Frequency Shift Keying) |
| Transmitting Power | ≤4dBm |
| Sensitivity | ≤-84dBm at 0.1% BER |
| Transmission Rate | Asynchronous: 6 kbps, Synchronous: 6 kbps |
| Security Feature | Authentication and encryption |
| Support Service | Central & Peripheral UUID FFE0, FFE1 |
| Power Supply | +3.3VDC 50mA |
| Operating Temperature | -5 ~ +65 Centigrade |
| Size | 27mm x 13mm x 2.2 mm |
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