Irxon BT578 V3 User Manual
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Irxon BT578 V3 User Manual

Rs232 bluetooth adapter
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Table of Contents

1. Serial Data Activity LED (Green)
3. Power/Charging LED (Red)
5. DB9 Male/Female Slide Switch
7. Internal Battery Power Switch
2. Bluetooth Status LED (Blue)
4. Wake-up Button
6. Serial Port (DB9-Male)
8. Type-C Power Port

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Summary of Contents for Irxon BT578 V3

  • Page 1 1. Serial Data Activity LED (Green) 2. Bluetooth Status LED (Blue) 3. Power/Charging LED (Red) 4. Wake-up Button 6. Serial Port (DB9-Male) 5. DB9 Male/Female Slide Switch 7. Internal Battery Power Switch 8. Type-C Power Port...

  • Page 2: Package Contents

    1. Introduction Thank you for purchasing BT578_V3 Serial Bluetooth adapter! The adapter is usually connected to a RS232 serial communication device by the DB9 serial port, and then connected to a computer or mobile phone via Bluetooth SPP or BLE, thus build a wireless bridge between the serial device and the computer or mobile phone.

  • Page 3: Technical Specifications

    2. Specifications 2.1 Technical Specifications • Standard: Bluetooth V3.0(SPP) + Bluetooth V4.2(BLE) • Selectable Serial Baud Rate: 1200,2400,4800,9600,19200,38400,57600,115200 bps • Serial Communication BLE Characteristic: 0000ffe1-0000-1000-8000-00805f9b34fb • Typical Wireless Connection Distance: 30 meters (line of sight) • TX Power: 5dBm • RX Sensitivity: -95dBm •...

  • Page 4: Power Supply

    3. Description Please refer to hardware structure diagram on the first page. 3.1 Wake-up Button This button must be used in concert with the "AT+SLEEP" command. Sending the sleep command puts the adapter into a sleep state, and chick the button wakes the adapter to work.
  • Page 5 DB9 Male/Female Switch to mark "F" side. If your computer does not have a RS232 port, please buy a USB-RS232 serial cable to add a COM port to your computer. Please download "BT578 Tester" program from URL: http://www.irxon.com/download/ BT578-Tester.rar, you'll get a exe file when you extract the rar file, double click the exe...
  • Page 6 letters "AT" in the data sending area, click "Send" button, if a message "+OK" is returned from the adapter in data receiving area, it means the testing "AT" command was run successfully, you can proceed with more AT commands. The interface of the program is shown in the figure below.
  • Page 7 • Query/Change BLE broadcast name Querying command: AT+NAMB Return message such as:+NAMB=BT578_BLE_01A8 Changing command: AT+NAMBBLEname, Return message: +OK The BLE name can be composed of letters, numbers, dashes or slashes, and should not exceed 18 characters. • Query/Change Bluetooth SPP pairing password Querying command: AT+PIN Return message such as: +PIN=1234 Changing command: AT+PINpassword, Return message: +OK...
  • Page 8 port are 9600,N,8,1, if the settings are different from the serial device, please refer to section 4.3 to change settings to make both sides the same serial settings. Connect the adapter to serial device via DB9 connector. If the DB9 port of the device is male, please use Gender changer to connect, and slide the M/F switch to mark "F"...
  • Page 9 • A: Since November 2024, the newly produced BT578_V3 serial Bluetooth adapter has added the function of sending AT commands via Bluetooth connection, and the V2.0 user guides added the introduction of this function. For more information, please visit http://www.irxon.com/english/...

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