Hardware manual

EUROCOM-17-5xx 1 Specification
Hardware Manual 3
1.2 General Description
Figure1: Block Diagram
‘040 Bus
Row B
Row A
Display
Slave Addr.
Operation
Keyboard
Serial Line
V
Front
Panel
G
A
Mode
A
U
I
L
E
B
Syscon
VIC
Res/Stat.
X101
VMEbus
X102
CPU
40 MHz
68040
Aux. CPU
40 MHz
68040
Memory
max. 252MB
Module
NCR53C720
Controller
SCSI
IOC-2
CIO
8536
Video
Controller
CLUT
Watchdog
1M x 8
User EPROM
32K/2K x 8
NVRAM
RTC
Serial
Controller
VMEbus
Buffer/Count./
Decoder
256K x 8
Basic EPROM
Ethernet
Controller
ILACC
Revision
EEPROM
512 x 8
Overlay
512K VRAM
Keyboard
Controller
VMEbus
Controller
Parallel/Timer
8536
1MB VRAM
RS 232
3 x
RS 232
MUX
‘020 Bus
I/O Bus
8/16-bit SCSI-2