AL3A-RM User Guide Version B
Document Number: 451-93156-002B
137 of 172
C.3
I
RIDIUM
S
PECIFIC
S-R
EGISTER
E
XTENSIONS
Table 6: Iridium Specific S-Register Extensions
Register
Number
Range
Default
Description
Sr=n Command
Write-Protected
in SAC0201
S13
0 – 255
0
Bitmap register where bits 0–1 reflect
the DCE data bits, bits 2–3 reflect the
DCE stop bits, bits 4–6 reflect the DCE
parity settings, and bit 7 is not used.
Yes
S15
0 – 2
0
Auto-answer mode selection
Bits 0–1: 0 (auto-answer voice and data
calls)
1 (auto-answer voice calls only)
2 (auto-answer data calls only)
S34
0 – 255
0
Bitmap register where bit 7 reflects the
+DR setting, bits 0–1 reflect the data
compression type (PT), and bit 6 reflects
the +DS compression negotiation setting.
Yes
S35
0 – 255
5
Bearer service capabilities
S42
0 – 255
0
GSM Call clearing code as returned by
the network. Refer to GSM 04.08 [7]
Table 10.86 Cause Information Element
Values.
Yes
S43
0 – 255
32
Bitmap register:
0 = +CMGF setting
1 = +CBST parameter <name> setting
2 = +CMEE setting
3 = +CMEE setting
5 = +CBST parameter <ce> setting
6 = +CRC setting
7 = +CR setting
Yes
