Eprom - Xycom XVME-678 Manual

Chapter 4 - Programming
4.2.2 EPROM
The XVME-678/688 has one 256Kx8 EPROM. This EPROM can represent the entire IBM BIOS range.
The EPROM memory map is shown in Figure 4-6 below:
Device Address
30000-3FFFFF
20000-2FFFF
1000-1FFFF
08000-0FFFF
0000O-07FFF
System BIOS
64K
Diagnostics
64K
System BIOS
64K
User Area
32K
Video BIOS
32K
System Address
FOOOO-FFFFF
EOOOO-OEFFFF
DOOOO-DFFFF
C8000-CFFFF
COOOO-C7FFF
Figure 4-6. EPROM Memory Map
See Section 2.6 for instructions on removing this EPROM to install extended BIOS.
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