The HM-10 BLE Bluetooth Module is a small wireless board that sends and receives data between devices without wires. It uses Bluetooth 4.0 BLE (Bluetooth Low Energy), which means it uses very little power compared to classic Bluetooth. The hm 10 bluetooth module communicates through UART (a simple two-wire serial data line) at a default speed of 9600 bps (bits per second). It works at 3.3V to 6V, so it connects directly to boards like Arduino without extra components.
One important thing most beginners do not know — the HM-10 Module works with iPhones natively because BLE 4.0 is supported on iOS without any special app permissions. Classic Bluetooth modules do not work this way. You can control it using AT commands. The honest trade-off is that BLE is designed for small, slow data packets. If your project needs to stream large amounts of data quickly, this module is not the right fit for that purpose.
The Bluetooth module for arduino works with the Arduino IDE using simple serial code. Students making phone-controlled projects, hobbyists building IoT sensor nodes, and makers wanting iPhone compatibility all use this board. StemVolt provides this module with fast delivery across India.
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Features:
- Bluetooth 4.0 BLE protocol reaches up to 100 meters in open space for long-range wireless projects.
- UART TTL serial interface at default 9600 bps connects directly to any microcontroller serial pins.
- Operating voltage range of 3.3V to 6V makes the module compatible with 3.3V and 5V boards.
- Baud rate is fully adjustable via AT commands giving control over serial communication speed.
Technical specifications:
| Specification | Details |
|---|---|
| Model | HM-10 BLE |
| Bluetooth Version | 4.0 (BLE) |
| Operating Voltage | 3.3V – 6V DC |
| Communication Interface | UART (TTL) |
| Transmission Range | Up to 100 meters (open space) |
| Baud Rate | Default 9600 bps (adjustable) |
Applications:
- Phone-controlled LED project uses this wireless module to toggle lights from a smartphone app.
- Robot arm receives movement commands sent over Bluetooth from a phone screen in real time.
- HM-10 BLE Bluetooth Module sends live temperature data from a sensor to an iPhone app wirelessly.
Package includes:
- 1 x HM-10 BLE Bluetooth Module
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