Specifications

ISU AT Command Reference Phase IV AT Commands
Iridium Proprietary Version 2.45
20 June 2011 73
8.19 +SBDS - Short Burst Data: Status
Exec Command: +SBDS
This command returns current state of the mobile originated and mobile terminated buffers.
Command Response:
+SBDS: <MO flag>, <MOMSN>, <MT flag>, <MTMSN>
where:
<MO flag>:
The MO flag indicates the existence of a message in the mobile originated buffer. The response
from the ISU is one of the following numeric codes:
0: No message in mobile originated buffer
1: Message in mobile originated buffer
<MOMSN>:
The MOMSN identifies the sequence number that will be used during the next mobile originated
SBD session.
<MT Flag>:
The MT flag indicates the existence of a message in the mobile terminated buffer. The response
from the ISU is one of the following numeric codes:
0: No message in mobile terminated buffer
1: Message in mobile terminated buffer
<MTMSN>:
The MTMSN identifies the sequence number that was used in the most recent mobile terminated
SBD session. This value will be –1 if there is nothing in the mobile terminated buffer.
8.20 +SBDTC - Short Burst Data: Transfer MO Buffer to MT Buffer
Exec Command: +SBDTC
This command will transfer the contents of the mobile originated buffer to the mobile terminated buffer.
Developers of FA can use this command to test reading and writing to the ISU without actually initiating
SBD sessions with the ESS.
Command Response:
0: Mobile originated buffer transferred successfully
1: An error occurred while transferring the mobile originated buffer.