What Is at Command in Bluetooth
At Command Mode. at Command Mode Allows You to Interrogate the Bluetooth Module and to Change Some of the Settings; Things Like the Name, the Baud Rate...
AT Command Mode. AT command mode allows you to interrogate the Bluetooth module and to change some of the settings; things like the name, the baud rate, whether or not it operates in slave mode or master mode. When used as a master device AT commands allow you to connect to other Bluetooth slave devices.
What is command mode?
AT Commands stands for Attention command. AT commands mode is used to change default settings of Bluetooth module.. When if there some need like to change the BT device name, device role like master or slave, Password of device BT module need to set in AT Command mode and default setting can change.
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What is difference between HC-05 and HC06?
The HC-05 can be master or slave, the HC-06 is slave only. The main difference is that they have different firmware and HC-05 can be used as Slave and master but HC-06 can be used as a slave only. It is a serial passthrough Bluetooth transceiver that is commonly used in arduino applications.
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