IEI Integration NANO-945GSE v1.01 - Manual (Page 45)

NANO-945GSE EPIC Motherboard
Page 25
Figure 2-12: PCIe Mini Slot
2.5.7 Intel
®
ICH7-M Real Time Clock
256 bytes of battery backed RAM is provided by the Motorola MC146818A real time clock
(RTC) integrated into the ICH7-M. The RTC operates on a 3V battery and 32.768KHz
crystal. The RTC keeps track of the time and stores system data even when the system is
turned off.
2.5.8 Intel
®
ICH7-M SATA Controller
The integrated SATA controller on the ICH7-M southbridge supports up to four SATA
drives with independent DMA operations. Two SATA controllers are connected to two
SATA connectors on the NANO-945GSE. The SATA connectors are shown in
802H
Figure
2-13.