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4.2.2 Query Command Format
Commands come in two formats:
1. A command without = refers to the basic query method.
Example: ?<CR><LF> indicates query the device’s address
2. A command with = refers to a query with an argument
Example: 0XA;BD=?<CR><LF> indicates query the device’s baud rate
4.2.3 Setting Command Format
Set a specified parameter, such as setting a baud rate.
Example: 0XA;BD=96<CR><LF> indicates query the device’s baud rate
4.2.4 Command List
Device info queries and related commands settings
Query Device address ？
Query
Send ?<CR><LF>
Response 0XA<CR><LF>
Description The default response address is 0
Query baud rate BD
Query Send 0XA; BD=?<CR><LF>