The current value of most parameters can be found out by adding a question mark to the end of the code which sets it, for example:

ATB1?<enter>

to which the modem responds

1<CR><LF>

Capital letters MUST be used for all command instructions. A space after AT is optional, so the commands AT B1? and ATB1? are functionally identical.

Ending Command Mode (ATO)

vBefore ending Command Mode, make sure that you save any changes you wish to keep by issuing the AT&W command.

Command Mode is ended by inputting the string

ATO<enter> (letter O)

The modem responds with

OK<CR><LF>

The modem is now ready for normal data transmission, and if a new baud rate was set, it now comes into effect.

Commands

Command

Description

Values

Note

<wait>+++<wait>

Start Command Mode

 

<wait> period set by

 

ATS154=

 

 

 

ATO

End Command Mode

 

letter 0, not zero

1892 1335 - Orion Radio Modem Operating Instructions - v1.3 / Aug 2006

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Orion Car Audio 1892 1335 Ending Command Mode ATO, Commands Description Values, Ato, End Command Mode Letter 0, not zero