Technical Documents
EMC-00004-A
Tested by Z2M
HC-05 6-Pin Wireless Serial Bluetooth Module with Button
Description
The HC-05 Bluetooth Module is a 6-pin wireless serial communication device designed for UART-based data transfer between microcontrollers and Bluetooth-enabled devices. Operates in the 2.4GHz ISM band using GFSK modulation and supports both Master and Slave modes. Supports AT command configuration and includes an onboard push button for AT mode entry.
Manufacturer Details
| Manufacturer | Part Number |
|---|---|
| HC Series / Generic Compatible | CSR BC417 Based Module |
| Waveshare | HC-05 Bluetooth Module |
| KEYESTUDIO | KS0387 |
| SunFounder | HC-05 UART Bluetooth Module |
Vendor Suppliers
| Vendor | SKU | Link |
|---|---|---|
| No listings | ||
Application Resources
Technical Specifications
| Operating Voltage | 3.6V – 6V DC |
| Input Current | 50 mA |
| Operating Frequency | 2.4 GHz ISM Band |
| Modulation Type | GFSK (Gaussian Frequency Shift Keying) |
| Emission Power | 4 dBm (Class 2) |
| Receiver Sensitivity | -84 dBm at 0.1% BER |
| Maximum Range | 10 meters (typical) |
| Interface Pins | EN/KEY, VCC, GND, TXD, RXD, STATE |
| AT Command Support | Yes |
| Onboard Button | Yes (AT Mode Selection) |
| Length (mm) | 43 |
| Width (mm) | 16.5 |
| Height (mm) | 7 |
| Weight (g) | 5 |
| Shipping Weight | 0.01 kg |
| Shipping Dimensions (cm) | 5 × 3 × 1 |
Contributor
Global Contributors
krish
Khushi
Patel Hetanshi
Arpit
heta
Arpit patel
hetanshi
Mahatma Godse
Rajesh Nair