ADLINK CT-31 - Manual (Page 24)

12 Functional Description
3.2 Chipset
Intel® ICH8 Mobile I/O Controller Hub
The ICH8M provides extensive I/O support. Functions and capa-
bilities include:
X Provides 6 PCI Expressx1 ports, supporting the PCI
Express Base Specification, Revision 1.1. Each Root Port
supports 2.5GB/s bandwidth in each direction. The CT-31
utilizes two PCI Express x1 ports for two Gigabit Ethernet
controllers; routes two PCI Express x1 ports to the
board-to-board connector and one PCI Express x1 port to
the J2 connector for expansion capability.
X Enhanced DMA controller, interrupt controller, and timer functions
X Integrated Serial ATA host controller with independent DMA
operation on three ports
X Integrated IDE controller supports Ultra ATA100/66/33
X System Management Bus (SMBus) Specification, Version
2.0 with additional support for I2C devices
X Supports Intel® Matrix Storage Technology
X PCI Local Bus Specification, Revision 2.3 support for
33MHz PCI operations
3.3 Super I/O
The ITE IT8783F Super I/O is on a Low Pin Count interface sup-
porting PS/2 keyboard/mouse; three 16C550-compatible serial
ports; hardware monitor function to monitor CPU voltage, CPU
temperature, power supply voltages and system temperature; and
Watchdog Timer with time resolution from minimum 1 second or
minute to maximum 65635 seconds or minutes on the CT-31.
3.4 Battery
The CT-31 is provided with a 5.5V Gold Capacitor for the Real
Time Clock (RTC). The Gold Capacitor is mounted on the
DB-3610CF daughter board.