Fortec Star CM1-BT1, Manual

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Using the Module 39
CMx-BTx
4 Using the Module
4.1 SEMA functions
The onboard micro controller provides SEMA (Smart Embedded Management Agent) function-
ality, which monitors and gathers hardware status and performance information from the system
through the SMBus (System Management Bus). The following list highlights the SEMA functions
available on the CMx-BTx.

Total operating hours counter
Counts the time the module has been run in minutes
 On-time minutes counter
Counts the seconds since last system start

Temperature monitoring of the board
Stores minimum and maximum temperatures in the flash of the micro controller
 Automatic shut down on over temperature events

Power monitor
Reads the current drawn by the module and reports the nominal operating voltage
 Power cycles counter

Boot counter
Increases Boot count after a HW- or SW- Reset or after a successful power up
 Watchdog Timer
Sets | Resets | Disables Watchdog Timer

System restart cause
Identifies Power loss | Watchdog event | External reset
 Flash area
Provides 1 kByte Flash for customer data

Protected Flash area
Provides 128 Bytes Flash for Keys, IDs, etc. stored in a write- and clear-protectable
region
 Board Identify
Identifies Vendor | Board | Serial number
The SEMA tools are available for Windows, Linux, and VxWorks. SEMA functionality can also
be used in applications. Refer to the SEMA software manual and technical manual on the
ADLINK web site for more information.