COMe-bKL6 – User Guide Rev.1.2
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I/O Address Range
General Usage
Project Usage
300-301
MIDI
Not used
300-31F
System specific peripherals
Not used
370-377
Floppy disk controller
Not used
376-377
HDD-Controller IDE1 Slave
Not used
378-37F
Parallel port LPT 1
LPT1 (If SuperIO present)
3BC-3BF
Parallel port LPT3
Not used
3C0-3CF
VGA/EGA
VGA/EGA
3D0-3DF
CGA
Not used
3E0-3E1
PCMCIA ExCA interface
Not used
3E8-3EF
Serial port COM3
Serial port COM3 (optional)
3F0-3F7
Floppy Disk Controller
Not used
3F6-3F7
HDD controller IDE0 Slave
Not used
3F8-3FF
Serial Port COM1
Serial port COM1
4D0-4D1
Interrupt-Controller (Slave)
Interrupt-Controller (Slave)
A80-A81
Kontron CPLD
Kontron CPLD control port
CF8
PCI configuration address
PCI configuration address
CF9
Reset control
Reset control
CFC-CFF
PCI configuration data
PCI configuration data
Other PCI device I/O addresses are allocated dynamically and not listed here. For more
information on how to determine I/O address usage, refer to the OS documentation.
4.4.
Peripheral Component Interconnect (PCI) Devices
All devices follow the Peripheral Component Interconnect 2.3 (PCI 2.3) and PCI Express Base 1.0a specification. The
BIOS and Operating Software (OS) control the memory and I/O resources. For more information, refer to the PCI 2.3
specification.
4.5.
I2C Bus
The following table provides the I2C address for devices connected the I2C Bus.
Table 22: I2C Bus Port Addresses
I2C Address
Used For
Available
Comment
58h
No
Internally reserved
A0h
JIDA-EEPROM
No
Module EEPROM
AEh
FRU-EEPROM
No
Recommended for Baseboard EEPROM