9.2.2.2 Extended Commands:

Extended commands begin with a single ‘+’ character followed by a command name. If the command requires parameters, the command name is followed by a single ‘=’ character with each parameter separated from the next by a comma. Parameters must follow the formatting rules for Integers, String or Labels.

Examples:

Commands Description

ATL<CR><LF>

Basic command ‘L’

ATJ0<CR><LF>

Basic command ‘J’ with argument ‘0’

ATLJ0<CR><LF>

Basic command ‘L’ and ‘J’

AT+CMD<CR><LF>

Extended command ‘CMD’

AT+CMD=0<CR><LF>

Extended command ‘CMD’ with single parameter ‘0’

AT+CMD=0,1<CR><LF>

Extended command ‘CMD’ with two parameters ‘0’ and ‘1’

ATJ0+CMD=0,1<CR><LF>

Combination of basic and extended commands