Hardware manual

EUROCOM-17-5xx 1 Specification
Hardware Manual 1
1 Specification
1.1 Distinguishing Features
• One or two close-coupled 68040 CPUs at 25MHz, 33MHz or 40MHz
• Memory
- Memory module (2, 8, 16, 32, 64MB) with up to 252MB RAM for
data/program storage (79MB/s)
- 2KB SRAM and RTC for storage of variable system parameters
MK48T12 (MK48T18, DS1644)
- Up to 1MB user EPROM
- 256 (512) KB basic EPROM for firmware, on-board programmable
- 1MB VRAM with 32-bit parallel CPU bus port
- 512KB overlay VRAM
• High resolution graphics interface for MGR, X-WINDOWS and
CAD/CAM applications
- Max. resolution 1152 x 900, 66Hz (SUN-like)
- Max. dotclock frequency 120MHz
- 256 simultaneously displayable colors out of 2
24
- 4-bit overlay
- Soft selectable video parameters like dotclock, frame resolution, video
timing, sync polarity
- Vertical and horizontal screen panning
- Interlaced or non-interlaced RS-343A compatible video signal
- 4-bit TTL outputs for flat displays
• Ethernet interface (32-bit ILACC)
• VMEbus Interface Controller:
- System controller and arbiter
- VMEbus interrupter and interrupt handler
- 32-bit BLT 20MB/s
- Master/slave write posting
- 64-bit MBLT 35MB/s (VIC064 only)