Rainbow Electronics FARGO MAESTRO 100 (with TCP_IP) - Manual (Page 163)

Serial Port Commands
Multi-flow Management +WMFM
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WM_DEV_OAT_UGD_049 - 001 VOLUME 1 August 23, 2007
8.12.3 Parameters and Defined Values
<type_of_action>: managing mode
0 manage active physical ports
1 manage incoming data
<mode>: requested operation according to <type_of_action>:
0 close physical port
or
set dynamic mode for incoming data (data direction is set
on ATD / ATA commands for GSM, or ATD / +CGDATA
commands for GPRS)
1 open physical port
or
attach incoming data to <port_id>
2 read state
3 Internal use
<port_id>: port identifier
1 UART1
1x DLC x on UART 1 (x : from 1 to 4)
2 UART2
2x DLC x on UART 2 (x : from 1 to 4)
3 USB
3x DLC x on USB (x: from 1 to 4)
4 dynamic port (only in read mode, default value with
<type_of_action>=1)
80 Open AT ® application
Test command
AT+WMFM=?
+WMFM: <type_of_action>,(list of supported <mode>s),(list of
supported <port_id>s)[,(list of supported <data>s)]
[+WMFM: <type_of_action>,(list of supported <mode>s),(list of
supported <port_id>s)[,(list of supported <data>s)][…]]
OK