Sema functions, 2 sema functions – ADLINK CM1-86DX2 User Manual
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Using the Module
Exit screen
4.2 SEMA functions
The onboard Microcontroller implements power sequencing and SEMA functionality. The micro-
controller communicates through the System Management Bus with the SoC. The following
functions are available:
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 CPU and Board temperature
Minimum and maximum temperature values of CPU and board are stored in flash.
Power monitor
Reads the current drawn by the board and reports the nominal operating voltage.
Power cycles counter
Boot counter
Boot counter is increased after a HW- or SW-Reset or after a successful power-up.
Watchdog Timer
Set / Reset / Disable Watchdog Timer.
System Restart Cause
Power loss / Watchdog / External Reset.
Flash area
1kB Flash area for customer data
Protected Flash area
128 Bytes for Keys, ID's, etc. can be stored in a write- and clear-protectable region.
Board Identify
Vendor / Board / Serial number