DIGITAL-LOGIC Microspace MSM586SEN - Page 340

DIGITAL-LOGIC AG MSM586SEN/SEV Manual V1.5E
108
Function: READ INFO 2 FROM EEPROM
Number:
E9h
Description:
Reads the information bytes out of the serial EEPROM
Input values:
AH 78h DLAG Int15 function
AL E9h Function request
Output values:
AL Board Type BOARD TYPE ('M'=PC/104, 'E'=Euro, 'W'=MSWS,
'S'=Slot, 'C'=Custom, 'X'= smartCore or smartModule
DI CPU Type bits 1…7 and board type bits 8…15 (CPU type:
01h=ELAN300/310, 02h=ELAN400, 05h=P5, 08h=P3,
09h=Elan520, 10h=P-M / BOARD TYPE (‘M’=PC/104, ‘E’=Euro,
‘W’=MSWS, ‘S’=Slot, ‘C’=Custom, ‘X’= smartCore or smartMod-
ule).
BH,
BL
Board Version (Ex: V1.5 => BH=1, BL=5)
CH,
CL
BIOS Version (Ex: V3.0 => CH=3, CL=0)
DH NUMBER OF 512K FLASH
DL NUMBER OF 512K SRAM
Function: READ INFO 3 FROM EEPROM
Number:
EAh
Description:
Reads the information bytes out of the serial EEPROM
Input values
AH 78h DLAG Int15 function
AL EAh Function request
Output values:
AX Number of boot errors
BX Number of setup entries
CX Number of low batteries errors
DX Number power on starts
Function: WATCHDOG
Number:
EBh
Description:
Enables, strobes and disables the WATCHDOG. After power-up,
the Watchdog is always disabled. Once the Watchdog has been
enabled, the user application must perform a strobe at least
every 800ms, other- wise the watchdog performs a hardware
reset
Input values:
AH 78h DLAG Int15 function
AL EBh Function request
BL 00h Disable
BL 01h Enable
BL FFh Strobe
Output value:
None, all registers are preserved
Function: INFORMATION ABOUT INT15-SUPPORT ON THE BOARD
Number:
EFh
Description:
Gives informations about the supported interrupt 15 functions
Input values:
AH 78h DLAG Int15 function
AL EFh Function request
BL Function number
SI Password
Output value:
BX 104h or 0, if function is not supported
CX DL