If you are looking to establish wireless communication between electronic devices, the HC-05 Bluetooth module could be the perfect solution for you. To fully understand the technical specifications, pinout details of it you will need to refer to its datasheet.
HC 05 Datasheet
Our comprehensive guide to the HC-05 datasheet offers all the information you need in a clear and easy-to-understand format. Discover how to make the most of the HC-05 Bluetooth module with our informative guide.
Introduction to HC 05 Bluetooth Module
The HC-05 Bluetooth module has become a go-to choice for wireless communication in electronic projects.
It makes it possible for multiple electronic devices to wirelessly communicate with each other over short distances.
This HC 05 module operates using Bluetooth technology, providing an efficient and convenient means of data transfer.
One of the key advantages of the HC-05 Bluetooth module is its ease of use, which has made it a popular choice for both professional and hobbyist projects.
It has a flexible range of data transfer rates and can function in both master and slave modes, offering versatility for different applications.
If you’re interested in building a wireless control system, IoT device, or robot controlled by Bluetooth, the HC-05 module can provide you with the wireless capabilities you need.
Our guide to the HC-05 Bluetooth module explores its features and capabilities, providing you with all the information you need to start your own wireless projects.
Pinout
| Pin Number | Pin Name | Description |
|---|---|---|
| 1 | KEY | Configuration mode enable pin (HIGH=AT mode) |
| 2 | VCC | Power supply (3.6-6V) |
| 3 | GND | Ground |
| 4 | TXD | Transmit data pin |
| 5 | RXD | Receive data pin |
| 6 | STATE | Connection status pin (HIGH=Connected) |
Also Check : HC-05 Bluetooth Module Arduino RC Car
HC 05 Bluetooth Module Technical Specification
The HC 05 Bluetooth module is a compact and powerful wireless communication module with several notable technical specifications.
This versatile module supports the Bluetooth 2.0+EDR standard and operates in the 2.4GHz ISM frequency band, using frequency hopping spread spectrum (FHSS) modulation for reliable and secure data transmission.
One of the key features of the HC-05 module is its communication range of up to 10 meters in an open area.
This will providing flexibility for a range of wireless applications. Additionally, the module offers a maximum data transfer rate of 2.1Mbps, making it well-suited for data intensive tasks.
With a low power consumption of approximately 40mA when transmitting and 20mA when receiving, the HC-05 module is an ideal choice for battery-powered projects.
Its built in PCB antenna adds to its versatility, making it a reliable choice for a variety of different wireless projects.
Overall, the HC-05 Bluetooth module is a powerful and flexible wireless communication solution that offers a range of technical specifications to suit a wide range of projects and applications.
Conclusion
The HC-05 Bluetooth module is a popular wireless communication device that is used in a wide variety of applications. It has a range of up to 10 meters and can transmit data at a maximum rate of 2.1Mbps. The module is designed to be low power and has a built-in PCB antenna for easy use.
One of the biggest advantages of the HC-05 module is its compatibility with popular development boards such as the Arduino and Raspberry Pi. This makes it easy for hobbyists and professionals alike to incorporate the module into their projects. Additionally, the HC-05 module supports audio streaming, although the quality may not be as high as with a wired connection.
To put the HC-05 module into AT command mode, simply set the KEY pin to HIGH and reset the module. When transmitting data, the module draws about 40mA of power, while it only draws about 20mA when receiving.
If you have an iOS device that supports Bluetooth 2.0 or later, you can also use the HC-05 Bluetooth module with it. With its compact size, ease of use, and versatility, the HC-05 Bluetooth module is an excellent choice for anyone looking to add wireless communication capabilities to their projects.
Q&A
- How far can the HC-05 Bluetooth module communicate?
The HC-05 Bluetooth module can communicate up to 10 meters away, which is about 33 feet, in an open area.
- What is the highest data transfer rate of the HC-05 module?
The HC-05 Bluetooth module has a maximum data transfer rate of 2.1Mbps, which is pretty fast for a wireless communication device.
- How can I put the HC-05 module into AT command mode?
To put the HC-05 module into AT command mode, you need to set the KEY pin to HIGH and reset the module.
- Can I use the HC-05 Bluetooth module with an Arduino or Raspberry Pi?
Yes, the HC-05 Bluetooth module is a popular choice for Arduino and Raspberry Pi projects. It’s easy to use and reliable.
- How much power does the HC-05 module consume?
The HC-05 Bluetooth module is designed to be work in low power, drawing about 40mA when transmitting data and 20mA when receiving.
