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Chapter 6. Configuration
32 ISU 128 User Manual 61202.029L2-1
Reading S-Registers
Type ATS followed by the number of the S-register to be read followed by a
question mark and press Enter.
ATS0?
Reading S-Register Strings
The ISU 128 uses S-register strings to store strings of digits for stored phone
numbers, SPIDs, etc. Type ATSS followed by the number of the string S-reg-
ister to be read followed by a question mark and press Enter.
ATSS80?
Changing S-Registers
Type ATS followed by the number of the S-register to be changed, an equal
sign, the numeric value to be assigned to the register, then press Enter.
ATS0=2
Changing S-Register Strings
Type ATSS followed by the number of the string S-register to be changed, an
equal sign, the numeric string to be assigned to the register, then press Enter.
ATSS80=5551212
Dialing a Call Using the AT Command Processor
To dial a number using the DTE terminal and AT commands type ATD and
the telephone number on one line and press Enter.
ATD5551212
When the dialing process begins, the front panel reads Dialing 5551212. If the
call is successful, Connect is displayed on the front panel, followed by the rate
adaption protocol in use and the bit rate. If the call is not successful, the front
panel displays Disconnect followed by Ready. At this point the unit is ready
for another call. The status buffer can be examined to find the reason for an
unsuccessful call.
To end an active call with the AT command processor, press the break in key
sequence (+++) or the redefined key, then type ATH and press Enter to hang
up the line.