Multi-Tech Systems MT5600DSVD User Manual
Page 32
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MultiModemDSVD User Guide
4 AT Commands, S-Registers, and Result Codes
27
Command:
O
n
Return Online to Data Mode
Values:
0 or 1
Default:
None
Description:
O0
Exit online command mode and return to online data mode
without a retrain. Normally used after a +++ escape (see
+++AT
escape sequence).
O1
Exit online command mode and return to online data mode
after a retrain.
Command:
P
Pulse Dialing
Values:
P, T
Default:
T
Description:
Forces pulse (non-touch-tone) dialing until a T command or
dial modifier is received.
Command:
Q
n
Result Codes Enable/Disable
Values:
n = 0 or 1
Default:
0
Description:
Q0
Enable result codes.
Q1
Disable result codes.
Command:
S
r
Select Register
Values:
r = S-register number
Default:
None
Description:
Selects register Sr as the last register accessed. E.g., S0. The
command AT? can then be used to read the register, and the
command AT=n can then be used to set the register to value n.
Command:
S
r=n Set Register Value
Values:
r = S-register number; n varies
Default:
None
Description:
Set value of register Sr to n, where n is entered in decimal for-
mat. E.g., S0=1. If the short form AT=n is used, the value is
written to the last accessed S-register.
Command:
S
r?
Read Register Value
Values:
r = S-register number
Default:
None
Description:
Read value of register Sr and display it in 3-digit decimal for-
mat. E.g., S2? gives the response 043. If the short form AT? is
used, the last accessed S-register is read.
Command:
T
Tone Dialing
Values:
P, T
Default:
T
Description:
Forces DTMF (touch-tone) dialing until a P command or P dial
modifier is received.
Command:
V
n
Result Code Format
Values:
n = 0 or 1
Default:
1
Description:
V0
Displays result codes as digits (terse response).
V1
Displays result codes as words (verbose response).