HM-10 BLE Bluetooth 4.0 CC2541 Wireless Module

HM-10 BLE Bluetooth 4.0 CC2541 Wireless Module is an advanced, low-cost BLE module designed for embedding into systems requiring Bluetooth communication with compatible devices like Android or iOS smartphones, as well as Arduino and other microcontroller platforms. The HM 10 bluetooth module, based on the Texas Instruments CC2541 chip, is an ideal choice for wireless projects prioritizing energy efficiency and low power consumption. This Bluetooth low energy module provides seamless, transparent data transfer via UART, using the well-documented AT command-set, offering flexibility for various configurations, including master or slave roles. The ble bluetooth 4.0 module excels in IoT integration, enhancing smart device connectivity.

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Key Features - HM-10 BLE Bluetooth 4.0

• Bluetooth protocol: Bluetooth Specification V4.0 BLE USB Protocol: USB V2.0 Operating Frequency: 2.4GHz ISM band
• Chipset: Generic CC2541 for dependable performance in BLE environments
• Modulation Mode: GFSK (Gaussian Frequency Shift Keying) Transmitting Power: ≤4dBm Sensitivity: ≤-84dBm at 0.1% BER
• Baud rate: 9600 (default), configurable through AT commands, simplifying integration with various platforms including Arduino bluetooth 4.0 module systems
• Coverage: Up to 100 meters in open space, which is exceptional for a small ble chip with a built-in PCB antenna
• Supports transparent transmission mode for easy data communication, making it a versatile choice for Bluetooth le module enthusiasts
• Ultra-low power consumption standby mode, a hallmark of top-tier ble modules

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Applications

The HM-10 BLE Bluetooth 4.0 CC2541 Wireless Module is ideal for IoT projects and Arduino systems needing reliable Bluetooth connectivity. It excels in scenarios such as wireless sensor networks, remote control applications, IoT devices, home automation systems, and health and fitness monitoring devices, providing efficient BLE communication without additional MCU handling. The BLE 4.0 module is perfectly designed for arduino cc2541 integrations where compact and reliable wireless connectivity is paramount.

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Technical Specifications

Item Type	HM Series Module
Bluetooth Version	4
Voltage Rating (VDC)	3.3V - 5V
Transmitting Power (dBm)	≤4
Coverage Range (m)	Up to 100 in open space, 60 with obstacles
Sensitivity (dBm)	≤-84dBm at 0.1% BER
Size	Approximately 27mm x 13mm, ideally sized as the smallest ble chip in its class

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How to Use

Integrating the HM-10 BLE Bluetooth 4.0 CC2541 Wireless Module into your projects is straightforward. First, power the module using a 3.3V power supply, though it can also handle up to 5V. Connect the VCC and GND pins to their respective power sources. Use the TXD and RXD pins for serial communication, ensuring they connect to your microcontroller’s RX and TX pins, respectively. The HM 10 bluetooth module arduino compatibility allows configuration using AT commands to set the desired operation mode, baud rate, and additional parameters such as device name and role. For data transmission, switch to the module’s transparent transmission mode. This 4.0 bluetooth module can seamlessly function as both a master or a slave and can easily pair with other Bluetooth devices to establish communication.

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Package Includes

1 x HM-10 BLE Bluetooth 4.0 CC2541 Wireless Module

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Additional Resources

Download Datasheet
Learn more about HM-10 BLE Bluetooth 4.0
Explore our IoT and Wireless Collection

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Video Tutorials