Hypertherm D845GEBV2 Manuel d'utilisateur télécharger pdf (Page 55)

Technical Reference

2.4 DMA Channels

Table 21. DMA Channels

DMA Channel Number Data Width System Resource

0 8 or 16 bits Open

1 8 or 16 bits Parallel port

2 8 or 16 bits Diskette drive

3 8 or 16 bits Parallel port (for ECP or EPP)

4 8 or 16 bits DMA controller

5 16 bits Open

6 16 bits Open

7 16 bits Open

2.5 PCI Configuration Space Map

Table 22. PCI Configuration Space Map

Bus

Number (hex)

Device

Number (hex)

Function

Number (hex)

Description

00 00 00 Memory controller of Intel 82845GE component

00 01 00 Host to AGP bridge (virtual P2P)

00 1E 00 Hub link to PCI bridge

00 1F 00 Intel 82801DB ICH4 PCI to LPC bridge

00 1F 01 IDE controller

00 1F 03 SMBus controller

00 1F 05 AC ’97 audio controller

00 1F 06 AC ’97 modem controller

00 1D 00 USB UHCI controller 1

00 1D 01 USB UHCI controller 2

00 1D 02 USB UHCI controller 3

00 1D 07 EHCI controller

01 00 00 AGP add-in card

(Note 1)

08 00 LAN controller (optional)

(Note 1)

00 00 PCI bus connector 1

(Note 1)

01 00 PCI bus connector 2

(Note 1)

02 00 PCI bus connector 3

(Note 1)

03 00 PCI bus connector 4

(Note 2)

(Note 1)

04 00 PCI bus connector 5

(Note 2)

(Note 1)

05 00 PCI bus connector 6

(Note 2)

Notes: 1. Bus number = 01 when the Intel Extreme Graphics controller is used. Bus number = 02 when an AGP add-

in card is used.

2. Desktop Board D845GEBV2 only

1 2 ... 50 51 52 53 54 55 56 57 58 59 60 ... 127 128

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Hypertherm D845GEBV2 Manuel d'utilisateur Page 55

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