User guide

ProBee-ZE20S-SExx User Guide Rev 1.8
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7 AT Command Reference
7.1 Command Line Format
Each command line is composed of a prefix, body and terminator. Only “AT” can be used for the prefix.
The body is a string of characters. The terminator is <CR> or <NL>. A command can be one of the
followings:
 Read a configuration parameter:
AT<Command>?<CR>
 Do something:
AT<Command><CR>
 Write a configuration parameter:
AT<Command>=<Parameter 1>,<Parameter 2>,<Parameter 3>,…<CR>
Commands denoted with a “+” character are extended AT commands.
S-registers are supported. Multiple commands in the same command line are not supported.
7.2 Standard AT Commands
7.2.1 AT
Description Check the state of the connection between host and ProBee device.
Execute AT<CR>
Response OK<CR>
7.2.2 ATE
Description Echo(1) or No Echo(0).
Execute ATE<number><CR>
Response OK<CR>
7.2.3 ATR
Description Response(1) or No Response(0).
Execute ATR<number><CR>
Response OK<CR>
7.2.4 ATS
Description Get/Set the S-registers.
Execute ATS<CR> ATS<number>?<CR> ATS<number>=<value><CR>