HC-05 Bluetooth Module with TTL Output

HC-05 Bluetooth Module with TTL Output

The HC-05 Bluetooth Module is one of the most popular and reliable wireless serial communication modules used in embedded and automation projects. It enables two-way (full-duplex) communication between microcontrollers or between a microcontroller and Bluetooth-enabled devices like smartphones, tablets, or laptops.

This HC-05 Bluetooth module for Arduino supports the standard USART protocol at a 9600 baud rate, ensuring seamless and quick data transmission. With a wide operating voltage range of 4V to 6V, it is compatible with a variety of microcontrollers, including Arduino, Raspberry Pi, PIC, and AVR.

Equipped with a built-in antenna and capable of both Master and Slave modes, the HC-05 is ideal for IoT, robotics, and industrial automation applications. The module adheres to IEEE 802.15.1 standards, offering secure and efficient communication with a range of up to 100 meters.

Technical Specifications of HC-05 Bluetooth Module with TTL Output

• Operating Voltage: 4V – 6V
• Operating Current: 30mA
• Range: Up to 100m
• Communication Interface: UART with programmable baud rate
• Sensitivity: Typical -80dBm
• Transmit Power: Up to +4dBm RF
• Low Power Operation: 1.8V – 3.6V I/O
• Protocol: IEEE 802.15.1 (Bluetooth 2.0+EDR)

Key Features of HC-05 Bluetooth Module with TTL Output

• Serial Bluetooth module compatible with Arduino and microcontrollers
• Supports USART serial communication and TTL compatibility
• Operates in Master, Slave, or Master/Slave mode
• Built-in integrated antenna for stable communication
• Supports Frequency-Hopping Spread Spectrum (FHSS) technology
• Can be paired with laptops, mobile phones, or other Bluetooth devices
• Compact and easy to integrate into embedded projects

Applications of HC-05 Bluetooth Module with TTL Output

• Embedded system projects
• Arduino and Raspberry Pi IoT applications
• Industrial automation and control systems
• GPS and wireless data logging devices
• Robotics communication systems
• Wireless sensor networks