{"product_id":"hc-05-bluetooth-serial-wireless-module","title":"HC-05 Bluetooth Serial Wireless Module","description":"\u003cp\u003eThe HC-05 Bluetooth Module is a popular wireless serial communication module designed for Arduino, ESP32, Raspberry Pi, STM32, and other microcontroller projects. It enables reliable Bluetooth communication for robotics, IoT devices, home automation, and wireless control applications.\u003c\/p\u003e\n\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eHC-05 Bluetooth Serial Wireless Module\u003c\/strong\u003e is one of the most widely used Bluetooth communication modules for embedded systems and microcontroller projects. It provides a simple and cost-effective solution for adding wireless serial communication capabilities to Arduino, ESP32, STM32, Raspberry Pi, and other development platforms.\u003c\/p\u003e\n\u003cp\u003eThe module supports Bluetooth SPP (Serial Port Profile), allowing seamless wireless data exchange between microcontrollers, smartphones, tablets, laptops, and Bluetooth-enabled devices.\u003c\/p\u003e\n\u003cp\u003eWith support for both \u003cstrong\u003eMaster and Slave operating modes\u003c\/strong\u003e, the HC-05 offers flexibility for a wide range of applications including robotics control, wireless sensor networks, home automation systems, industrial monitoring, and IoT projects.\u003c\/p\u003e\n\u003cp\u003eThe onboard voltage regulation circuitry allows operation from common development board power supplies while maintaining stable Bluetooth communication up to approximately 10 meters under normal conditions.\u003c\/p\u003e\n\u003cp\u003eThe module can also be configured using AT commands, enabling users to customize parameters such as device name, baud rate, password, and operating mode.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eArduino projects\u003c\/li\u003e\n\u003cli\u003eESP32 wireless communication\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi Bluetooth projects\u003c\/li\u003e\n\u003cli\u003eRobotics control systems\u003c\/li\u003e\n\u003cli\u003eHome automation\u003c\/li\u003e\n\u003cli\u003eIoT devices\u003c\/li\u003e\n\u003cli\u003eWireless sensor networks\u003c\/li\u003e\n\u003cli\u003eBluetooth-controlled robots\u003c\/li\u003e\n\u003cli\u003eSmartphone-controlled electronics\u003c\/li\u003e\n\u003cli\u003eIndustrial monitoring systems\u003c\/li\u003e\n\u003cli\u003eData logging projects\u003c\/li\u003e\n\u003cli\u003eEmbedded systems development\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBluetooth Serial Port Profile (SPP) communication\u003c\/li\u003e\n\u003cli\u003eSupports Master and Slave modes\u003c\/li\u003e\n\u003cli\u003eEasy UART interface integration\u003c\/li\u003e\n\u003cli\u003eCompatible with Arduino, ESP32, STM32, and Raspberry Pi\u003c\/li\u003e\n\u003cli\u003eWireless communication up to 10 meters\u003c\/li\u003e\n\u003cli\u003eConfigurable through AT commands\u003c\/li\u003e\n\u003cli\u003eLow power consumption\u003c\/li\u003e\n\u003cli\u003eOnboard voltage regulation\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003cli\u003eReliable Bluetooth connectivity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eHC-05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Type\u003c\/td\u003e\n\u003ctd\u003eBluetooth Serial Communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Version\u003c\/td\u003e\n\u003ctd\u003eBluetooth 2.0 + EDR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e3.6V – 6V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLogic Level\u003c\/td\u003e\n\u003ctd\u003e3.3V UART\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eUART (TX\/RX)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDefault Baud Rate\u003c\/td\u003e\n\u003ctd\u003e9600 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAT Mode Baud Rate\u003c\/td\u003e\n\u003ctd\u003e38400 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDefault Device Name\u003c\/td\u003e\n\u003ctd\u003eHC-05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDefault PIN Code\u003c\/td\u003e\n\u003ctd\u003e1234\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Modes\u003c\/td\u003e\n\u003ctd\u003eMaster \/ Slave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless Range\u003c\/td\u003e\n\u003ctd\u003eUp to 10 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAntenna Type\u003c\/td\u003e\n\u003ctd\u003ePCB Antenna\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × HC-05 Bluetooth Serial Wireless Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eDatasheet Summary\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e3.6V – 6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLogic Voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eUART\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDefault Baud Rate\u003c\/td\u003e\n\u003ctd\u003e9600 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAT Command Baud Rate\u003c\/td\u003e\n\u003ctd\u003e38400 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Protocol\u003c\/td\u003e\n\u003ctd\u003eSPP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless Range\u003c\/td\u003e\n\u003ctd\u003eUp to 10m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModes\u003c\/td\u003e\n\u003ctd\u003eMaster \/ Slave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Platforms\u003c\/td\u003e\n\u003ctd\u003eArduino, ESP32, STM32, Raspberry Pi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003ePin Configuration\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003ePin\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTATE\u003c\/td\u003e\n\u003ctd\u003eConnection Status Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRXD\u003c\/td\u003e\n\u003ctd\u003eSerial Data Receive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTXD\u003c\/td\u003e\n\u003ctd\u003eSerial Data Transmit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003eGround\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVCC\u003c\/td\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEN \/ KEY\u003c\/td\u003e\n\u003ctd\u003eAT Command Mode Enable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003eHow It Works\u003c\/h3\u003e\n\u003cp\u003eThe HC-05 communicates using Bluetooth wireless technology and a UART serial interface. When connected to a microcontroller such as Arduino or ESP32, the module can send and receive data wirelessly between the controller and a smartphone, tablet, computer, or another Bluetooth device.\u003c\/p\u003e\n\u003cp\u003eThe microcontroller transmits serial data to the HC-05 through its TX and RX pins. The module converts this data into Bluetooth signals and sends it wirelessly to the paired device. Likewise, incoming Bluetooth data is converted back into serial data for the microcontroller.\u003c\/p\u003e\n\u003cp\u003eFor advanced configuration, the module supports AT Commands, allowing users to change settings such as the Bluetooth name, baud rate, password, and operating mode.\u003c\/p\u003e","brand":"Chip.pk","offers":[{"title":"Default Title","offer_id":51920101835037,"sku":null,"price":750.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/1060\/7389\/files\/HC-05_Bluetooth_Serial_Wireless_Module.png?v=1782221780","url":"https:\/\/www.chip.pk\/products\/hc-05-bluetooth-serial-wireless-module","provider":"Chip.pk","version":"1.0","type":"link"}