Omron 3G8F7-CRM21, User Manual

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PCI Resources
Section B-1
B-1 PCI Resources
B-1-1 PCI Configuration Register Information
B-1-2 Memory Area
The CompoNet Master Board has a the memory area of 128 KB, and the
memory is allocated as PCI memory area.
The PCI register areas are used to notify the Board ID, reset the CompoNet
Master Board and control the interrupts.
Precautions for Correct Use
•
The PCI register area must be accessed by 8-bit.
•
The Shared memory area must be accessed by 16-bit.
•
No access is possible to these areas by 32-bit.
Register Value Description
Vendor ID 0x10CB Omron
Device ID 0x0024 CompoNet
Revision ID 0x01 1
Class code 0x028000 Other network controller
Header type 0x00 Basic header type
Base address --- Set by PC BIOS
Interrupt line --- Set by PC BIOS
Interrupt pin 0x01 Uses the interrupt pin INTA#.
Offset
0x00000
PCI register area
(8-bit access)
0x0000F
0x00010
Shared memory area
(16-bit access)
0x1FFFF