Multi-Tech Systems MTSGSM User Manual
Page 43

Chapter 5 - AT Commands, S-Registers, and Error Codes
MTSGSM
43
S5
Backspace character
Description
Defines what ASCII character is used for backspace.
Value
Meaning
0-255
The ASCII value used for the backspace character. The default value is 8 which
corresponds to an ASCII
S7
No Carrier timeout
Description
S7 specifies the time to wait for carrier before hanging up and return NO CARRIER.
Value
Meaning
0-255
The time to wait for carrier in seconds. The default value is 60. A value of 0 disables
checking for carrier.
S10
Lost carrier disconnect time
Description
S10 specifies the time in tenths of a second before the modem hangs up in the case
of lost carrier.
Value
Meaning
0-255
The time to wait before a loss of carrier causes the modem to hang ups. The default
value is 10 (1 second).
A value of 0 disables the checking for lost carrier.
S12
Escape sequence guard time
Description
S12 specifies the maximum time in fiftieths of a second that can elapse between the
individual characters in the escape sequence to consider it valid.
Value
Meaning
0-255
Maximum time between escape characters. The default value is 50 (1 second).
A value of 0 disables the guard time detection.
S14
Configuration bitmap
Description
S14 is a bitmapped register that controls a wide range of modem properties:
Bit
Default
Meaning
0
N.A.
Not used
1
1
Command echo.
A value of 0 means that echo disabled and corresponds to ATE0 .
A value of 1 means that echo enabled and corresponds to ATE1 .
2
0
Quiet mode.
A value of 0 means that the modem sends result codes and corresponds to
ATQ0.
A value of 1 means that the modem do not send result codes and
corresponds to ATQ1 .
3
1
Result codes.
A value of 0 means that the modem sends numeric result codes and
corresponds to ATV0 .
A value of 1 means that the modem sends text responses and corresponds
tO ATV1 .
4
N.A.
Not used
5
N.A.
Not used
6
N.A.
Not used
7
0
Answer/Originate.
A value of 0 means answer mode and a value of 1 means originate mode.