Table of Contents
Advertisement
5.4
Peripheral Component Interconnect (PCI) Devices
All devices follow the Peripheral Component Interconnect 2.3 (PCI 2.3) respectively the PCI Express Base 1.0a
specification. The BIOS and OS control memory and I/O resources. Please see the PCI 2.3 specification for details.
PCI Device
PCI IRQ
Host Bridge / Memory Controller
None
Graphics / Video Controller
INTA
USB Client Controller
INTA
HD Audio Controller
INTA
PCI Express Port (Bridge)
INTA
PCI Express Port (Bridge)
INTB
UHCI USB Controller 1
INTA
UHCI USB Controller 2
INTB
UHCI USB Controller 3
INTC
EHCI USB Controller
INTD
SDIO/MMC Controller 1
INTA
ISA Bridge / LPC Controller
None
IDE Controller
None
Network Controller
INTA
5.5
Internal I2C Bus
I2C Address
Used For
Available
A0h
JIDA-EEPROM
No
A2h
JIDA-EEPROM
No
5.6
JILI I2C Bus
I2C Address
Used For
Available
A0h
DDC
No
62h
MAX6253
No
5.7
SDVO I2C Bus
I2C Address
Used For
Available
-
-
-
5.8
System Management (SM) Bus
nanoETXexpress-SP module:
I2C Address
Used For
30h/60h
STTS424E02 Temp Sensor / SPD
98h
Winbond W83L771W HWM
A0h
SPD
A2h
SPD
D2h
Clockgenerator
Additional resources if connected to nanoETXexpress Evaluation Backplane and MARS
I2C Address
Used For
12h
SMART_Charger
14h
SMART_Selector
16h
SMART_Battery
7Eh
PLX PEX8606AA PCIe Switch
DCh
ICS9DB8801C PCIe Clock Buffer
49
Interface
Comment
-
Integrated in chipset
-
Integrated in chipset
-
Integrated in chipset
-
Integrated in chipset
-
Integrated in chipset
-
Integrated in chipset
-
Integrated in chipset
-
Integrated in chipset
-
Integrated in chipset
-
Integrated in chipset
-
Integrated in chipset
-
Integrated in chipset
-
Integrated in chipset
PCI Express
External i82574
Comment
JIDA Bus Nr.
EEPROM for CMOS Data
0
EEPROM for CMOS Data
0
Comment
JIDA Bus Nr.
Display Data
3
DAC for Backlight brightness
3
Comment
JIDA Bus Nr.
-
2
Comment
JIDA Bus Nr.
-
1
-
1
-
1
-
1
-
1
Comment
Only be used by a SMB Charger
Only be used by a SMB Selector or Manager
Only be used by a SMB Battery
-
-
JIDA Bus Nr.
1
1
1
1
1
Advertisement
Table of Contents
