Westermo IDW-90 AT - Manual (Page 20)

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!%Q – Report Line Signal Quality
Reports the line signal quality. Returns the higher order byte of the EQM value.
Based on the EQM value, retrain or fallback/fall forward may be initiated if enabled
by !%E1 or !%E2.
Only valid in online command mode.
&R – CTS control
Selects the behaviour of the CTS control line from the IDW-90.
AT&R0 IDW-90 control line CTS is following all changes of RTS
AT&R1 CTS is always ON (default)
AT&R2 CTS follows DTR
For nearer information see also chapter 4.3 Serial status lines
S – Display and set internal S register
ATSnn? Show actual values (decimal) of selected register nn
ATSnn=xx Set selected register nn to the decimal value xx.
&S – DSR control
Selects the behaviour of the DSR control line from the IDW-90.
AT&S TA control line DSR is always ON (default)
AT&S1 DSR ON indicates ISDN connection is established and synchronized
AT&S5 DSR ON indicates an active ISDN call procedure (off hook)
For further information see also chapter 4.3 Serial status lines
V – Result format
ATV0 Result is presented as numbers (followed by <CR>)
ATV1 Result is presented as text (default)
ATV2 Result is presented as text
RING and CONNECT including ISDN address, all others include
error causes
&V – Display configuration
AT&V0 Displays the actual configuration of AT command setting including
stored ISDN numbers
AT&V1 Displays the actual configuration of IDW-90+Configurator command
setting.