Specifications

HM-BT4502 V1.0
10/ 43 www.hoperf.com
7 Module Size
Fig4. Module Size Diagram
8 Serial Port Pass-through Protocol Description
The module connects with the user MCU through the serial port, and
establishes the bidirectional communication between the user MCU and the
mobile device. Users can set the serial baud rate and BLE connection interval
again by using the specified AT instruction through the serial port (See the
chapter of Serial AT Instructions for details). The Module will have different