Hardware manual

3 Programmers Reference EUROCOM-17-5xx
48 Hardware Manual
Accesses to reserved local RAM areas will generate a bus error.
Table27: Local I/O Address Assignment for EUROCOM-17-5xx
Address Device Size Access
$FEC0.0000 - $FEC0.7FFF VIC (D0..7) byte read/write
$FEC0.8000 - $FEC0.FFFF VMEbus Decoder (D0..31)
see Section3.2.2 ‘RAM Access
from the VMEbus’
lword write
$FEC1.0000 - $FEC1.FFFF User CIO byte read/write
$FEC2.0000 - $FEC2.FFFF NVRAM/RTC byte read/write
$FEC3.0000 - $FEC3.FFFF System CIO byte read/write
$FEC4.0000 - $FEC4.FFFF Video Controller lword read/write
$FEC5.0000 - $FEC5.3FFF Watchdog byte read/write
$FEC5.4000 - $FEC5.7FFF Revision EEPROM
IRQ Control
byte read
$FEC5.8000 - $FEC5.BFFF Secondary CPU Control Register byte read/write
$FEC5.C000 - $FEC5.DFFF Enable slave select (ESR)
see Section3.2.2 ‘RAM Access
from the VMEbus’
byte write
$FEC5.E000 - $FEC5.FFFF Snoop Control Register byte write
$FEC6.0000 - $FEC6.3FFF Keyboard Controller byte read/write
$FEC6.4000 - $FEC6.7FFF Serial I/O byte read/write
$FEC6.8000 - $FEC6.BFFF ILACC lword read/write
$FEC6.C000 - $FEC6.FFFF SCSI Controller lword read/write
$FEC7.0000 - $FEC7.FFFF IOC-2 lword read/write
$FEC8.0000 - $FECF.FFFF Reserved - -