ADLINK CoreExpress-ECO2 - Manual (Page 11)

COMMAND DESCRIPTION
0x20 Set/Clear Watchdog-timer
0x21 Reserved for BIOS Timeout Counter
0x22 Set timeout of Watchdog-timer on power-up
0x26-0x28 Reserved for Softstraps
0x2E Clear Exception Code
0x2F Get SMC Capability
0x30 Read Version-String 1
0x31 Read Version-String 2
0x32 Read Total Ontime Minutes
0x33 Read Ontime Seconds since Power-Up
0x34 Read Power Cycles
0x35 Read SMC Flags
0x36 Get last System Restart Event
0x37 Read current CPU Temperature
0x38 Read current Board Temperature
0x39 Get Min/Max-Temperatures (Temperature Logger)
0x3A Get Startup-Temperatures of CPU and Board
0x3B Get number of PROCHOT#-Events
0x3C Get number of TS#-Events
0x3D Get SMC-Status
0x3F Read Version-String of Bootloader
0x40 Set Address/Length for Flash Access
0x41 Write Data to User-Flash
0x42 Read Data from User-Flash
0x43 Clear all Data in User-Flash
0x44 Write-protect SECURE-Area
0x60-0x67 Get Voltages
0x68 Get Fan-Speed
0x69 Get Main Current (Power Monitor)
0x70-0x77 Get Board Manufacturing Data
0x80 Set Backlight PWM
0x81 Get Backlight PWM
0x90-0x97 Reserved for Board specific internal communication
Table 3.1 SMC Command Codes