Appendix D; S-Register Summary - Multitech MultiModem MT2834MR6 User Manual

Appendix D

S-Register Summary

Register Unit
S0 1 ring
S1
1 ring
S2 decimal 0–127
S3 decimal 0–127
S4 decimal 0–127
S5 decimal 0–127
S6
1 sec
S7 1 sec
S8 1 sec
S9 100 ms 1–255
S10 100 ms 1–254,
S11 1 ms
S13 decimal 0, 1–127 37 (%)
S17 10 ms
S24 50 ms
S25 100 ms 0, 1–255 0
S30 1 min.
S32
100 ms 0–255
Range Default
0, 1–255 1
0–255 0
43 (+)
13 (^M)
10 (^J)
8 (^H)
2–255 2
4–255† 4†
4–7‡ 4‡
1–255 45
1–45* 45*
1–55‡ 55‡
0–255 2
4–255† 4†
4–7‡ 4‡
6
7
255
1–255 70
80-255* 80*
80-255‡ 80‡
1–255 25
0–255 20
0, 1–255 0
20
Description
Sets the number of rings until the modem answers.
ATS0=0 disables auto answer completely.
Counts the rings that have occurred.
Sets ASCII code for the escape code character.
Sets ASCII code for the RETURN character.
Sets ASCII code for the LINE FEED character.
Sets ASCII code for the BACKSPACE character.
Time the modem waits for a dial tone before aborting a call.
Time the modem waits for a carrier signal before aborting a call.
Length of the pause by a comma character in a dialing command.
Sets delay between when the modem detects a valid carrier
signal and when it turns on its CD circuit.
Sets how long a carrier signal must be lost before the modem
disconnects. S10=255 causes the modem to not disconnect with
loss of carrier.
Sets spacing and duration of dialing tones. 50 ms is the
recommended minimum.
Sets ASCII code for remote configuration escape character.
S13=0 disables remote configuration.
Sets the length of the break time (space) sent to the local PC
when the modem receives a remote break.
Sets the time the DSR, CTS, and CD signals drop before going
high again. Used for some PBX and CBX phone systems.
Sets the time the DTR signal must be dropped before the modem
dis-connects. The 0 default equals 50 ms.
Sets how long the modem waits after the last character is
received or transmitted before it disconnects. The 0 default
disables the timer.
Sets the time the modem will wait for a RETURN to be entered
during escape sequence execution.
Appendix
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