What is it
Bluetooth Modules x 2
What is it
A Pair of Bluetooth Transceiver Modules
How to use
Connect：
Step 1: Connect via USB-to-serial module
Step 2: Open serial terminal software
Step 3: Select the correct COM port and connect
Pair
**1. Take out one module, query and record its MAC address.**
**Use command:** `AT+MAC?`
**Example response:** `+MAC:EC230915AA4D`
*This device is temporarily set as a **Slave** (it remains as Slave by default if not changed).*
Downlaod:https://www.pibot.com/dls/pendantv4/ToolsUart.zip
**2. Take out the other module.**
**Use command:** `AT+ROLE=1` to set it as **Master**.
**Use command to bind to the Slave's MAC address:** `AT+BONDMAC=EC230915AA4D`
**3. Install the Slave module on the pendant and the Master module on the mainboard. Setup complete.**
After successful pairing and power-on, the blue indicator light will transition from slow blinking to rapid blinking .
%20(1)-250x250h.png "IPEX to SMA external antenna")
-250x250w.png "IPEX to SMA external antenna")
