Advantech PCI-6881 Bedienungsanleitung PDF herunterladen (Seite 111)

101 Appx. C

C.2 1st MB memory map

778-77A Printer Port (ECP Extensions)(Port 378+400)

MPU-401 select from 300 ~ 330H (2 bytes)

Table C.2: 1st MB memory map

Addr. range (Hex) Device

F0000h - FFFFFh System ROM

*CC000h - EFFFFh Unused (reserved for Ethernet ROM)

C0000h - CBFFFh Expansion ROM (for VGA BIOS)

B8000h - BFFFFh CGA/EGA/VGA text

B0000h - B7FFFh Unused

A0000h - AFFFFh EGA/VGA graphics

00000h - 9FFFFh Base memory

*

If Ethernet boot ROM is disabled (Ethernet ROM occupies about 16 KB)

* E0000 - EFFFF is reserved for BIOS POST

Table C.1: System I/O ports

Addr. range (Hex) Device

1 2 ... 106 107 108 109 110 111 112 113 114 115 116 ... 119 120

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