UC864
UC864
UC864
UC864----E/G/WD/WDU
E/G/WD/WDU
E/G/WD/WDU
E/G/WD/WDU AT Commands Reference Guide
AT Commands Reference Guide
AT Commands Reference Guide
AT Commands Reference Guide
80304ST10041a Rev. 6
80304ST10041a Rev. 6
80304ST10041a Rev. 6
80304ST10041a Rev. 6 ---- 2010
2010
2010
2010----0
00
05
55
5----20
20
20
20
Reproduction forbidden without Telit Communications S.p.A’s. written authorization - All Rights Reserved.
Page 58 of 329
3.5.3.2.10.
Data Set Ready (DSR) Control
Data Set Ready (DSR) Control
Data Set Ready (DSR) Control
Data Set Ready (DSR) Control ---- &S
&S
&S
&S
&S
&S
&S
&S ---- Data Set Ready (DSR) Control
Data Set Ready (DSR) Control
Data Set Ready (DSR) Control
Data Set Ready (DSR) Control
AT&S[<n>]
AT&S[<n>]
AT&S[<n>]
AT&S[<n>]
Set command controls the RS232 DSR
DSR
DSR
DSR pin behaviour.
Parameter:
<n>
<n>
<n>
<n>
0 - always High
High
High
High
1 - follows the GSM traffic channel indication.
2 - High
High
High
High when connected
3 - High
High
High
High when device is ready to receive commands (factory default).
Note: if option 1 is selected then DSR
DSR
DSR
DSR is tied High
High
High
High when the device receives
from the network the UMTS traffic channel indication.
Note: in power saving mode the DSR
DSR
DSR
DSR pin is always tied Low
Low
Low
Low & USB_VBUS
pin is always tied Low.
Note: if parameter is omitted, the command has the same behaviour of
AT&S0
AT&S0
AT&S0
AT&S0
Note
Note
Note
Note: If Selint=2 is selected and option 1 or 2 are active, DSR
DSR
DSR
DSR will not tied
High
High
High
High in case of GSM voice connection.
3.5.3.2.11.
Ring (RI) Control
Ring (RI) Control
Ring (RI) Control
Ring (RI) Control ---- \\\\R
R
R
R
\\\\R
R
R
R ---- Ring (RI) Control
Ring (RI) Control
Ring (RI) Control
Ring (RI) Control
AT
AT
AT
AT\\\\R[<n>]
R[<n>]
R[<n>]
R[<n>]
Set command controls the RING
RING
RING
RING output pin behaviour.
Parameter:
<n>
<n>
<n>
<n>
0 - RING
RING
RING
RING on during ringing and further connection
1 - RING
RING
RING
RING on during ringing (factory default)
2 - RING
RING
RING
RING follows the ring signal
Note: to check the ring option status use the &V
&V
&V
&V command.
Note: if parameter is omitted, the command has the same behaviour of
AT
AT
AT
AT\\\\R0
R0
R0
R0
3.5.3.2.12.
Fixed DTE Interfa
Fixed DTE Interfa
Fixed DTE Interfa
Fixed DTE Interface Rate
ce Rate
ce Rate
ce Rate ---- +IPR
+IPR
+IPR
+IPR