AT Command Reference Manual
4-2
1048
Table 4-1. S-Register Summary
Register
Function
Range
Units
Saved
Default**
S0
Rings to Auto-Answer
0-255
rings
*
0
S1
Ring Counter
0-255
rings
0
S2
Escape Character
0-255
ASCII
*
43
S3
Carriage Return Character
0-127
ASCII
13
S4
Line Feed Character
0-127
ASCII
10
S5
Backspace Character
0-255
ASCII
8
S6
Wait Time for Dial Tone
2-255
s
*
2
S7
Wait Time for Carrier
1-255
s
*
50
S8
Pause Time for Dial Delay Modifier
0-255
s
*
2
S9
Carrier Detect Response Time
1-255
0.1 s
*
6
S10
Carrier Loss Disconnect Time
1-255
0.1 s
*
14
S11
DTMF Tone Duration
50-255
0.001 s
*
95
S12
Escape Prompt Delay
0-255
0.02 s
*
50
S13
Reserved
-
-
-
S14
General Bit Mapped Options Status
-
-
*
138 (8Ah)
S15
Reserved
-
-
-
S16
Test Mode Bit Mapped Options
Status (&T)
-
-
0
S17
Reserved
-
-
-
S18
Test Timer
0-255
s
*
0
S19
AutoSync Options
-
-
0
S20
AutoSync HDLC Address or BSC
Sync Character
0-255
-
*
0
S21
V.24/General Bit Mapped Options
Status
-
-
*
52 (34h)
S22
Speaker/Results Bit Mapped Options
Status
-
-
*
117 (75h)
S23
General Bit Mapped Options Status
-
*
62 (3Dh)
S24
Sleep Inactivity Timer
0-255
s
*
0
S25
Delay to DTR Off
0-255
s or 0.01 s
5
S26
RTS-to-CTS Delay
0-255
0.01 s
1
S27
General Bit Mapped Options Status
-
-
*
73 (49h)
S28
General Bit-Mapped Options Status
-
-
*
0
S29
Flash Dial Modifier Time
0-255
10 ms
70
S30
Disconnect Inactivity Timer
0-255
10 s
0
S31
General Bit-Mapped Options Status
-
-
*
194 (C2h)
S32
XON Character
0-255
ASCII
17 (11h)
S33
XOFF Character
0-255
ASCII
19 (13h)
S34-S35
Reserved
-
-
-
S36
LAPM Failure Control
-
-
*
7
S37
Line Connection Speed
-
-
*
0
S38
Delay Before Forced Hangup
0-255
s
20
S39
Flow Control Bit Mapped Options
Status
-
-
*
3
Summary of Contents for RCV144ACx
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