Help connecting two AT-09 Modules

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What is an AT-09 ?

I suppose this is a Bluetooth module as in the topic below

Help with using Bluetooth module (AT-09) with Nano

Hi everyone, I'd appreciate some help with Bluetooth comms. I have a Nano connected to an AT-09 Bluetooth module (BLE), as shown in the picture below. [image]unique boy names that start with r The Nano is running code that allows the Arduino IDE Serial Monitor to send AT commands to the AT-09 and display its responses. This setup works perfectly well and I can successfully use AT commands to change and read the status of various parameters in the Bluetooth module. AT+HELP returns the followin…