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Iridium Satellite LLC
9601 SBD Transceiver Preliminary Product Developers Guide Appendix A –AT Command Reference
V1.24 120505
S21
0-255
48
S22
0-255
246
S23
0-255
61
S25
0-255
5
S27
0-255
9
S28
0-255
0
S30
0-255
0
S31
0-255
0
Iridium Satellite LLC Proprietary & Confidential Information
Information contained herein is subject to change without further notice
Description
Bitmap register:
bit 0: Telephone jack control
bit 2: RTS/CTS on/off
bits 3-4:
setting (DTR operation)
&Dn
bit 5:
setting
&Cn
bit 6: Disconnecting long space
Bitmap register:
bits 0-1: speaker volume setting
bits 2-3: speaker on/off setting
bits 4-6:
setting
Xn
Bitmap register:
bits 1-4:
setting (DTE baud rate)
+IPR
bits 6-7: guard tone
Sets length of time in hundredths of a
second that a change in the DTR status
has to persist for before it is recognized.
Bitmap register:
bits 0-2:
setting
&Qn
bit 3: leased line operation setting
bits 4-5: synchronous clock setting
Bitmap register:
bits 3-4:
setting (pulse dial
&Pn
make/break ratio)
Disconnect activity timer. Timer used to
determine how long the call connection
been inactive, in increments of
1/10000ms. A value of 0 disables this
function.
Bitmap register:
bit 1: line modulation method setting
bits 2-3:
setting
Wn
61
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