Advantech AIMB-341, User Manual, Page: 30 / 84

AIMB-341 User Manual 20
2.22 DI/O connector (CN30)
The AIMB-341 supports DIO interface with CN30, which is a 2 x 8 dual
line pin header, supplying 8 general purpose input or output ports.
One characteristic of digital circuit are their fast response to high or low
signals, the kind of responses that are needed for harsh and critical indus-
trial operating environments.
Generally, Digital Input and Output are signals to control external devices
that needs On/Off circuits or TTL devices. For detailed signal assign-
ments refer to Appendix A.
2.23 SATA Connector (SA1, SA2, SA3, SA4)
AIMB-341 can support Serial ATA by four COMAX C504C connectors
(SA1, SA2, SA3, SA4), data transfer rates up to 150 Mbyte/s, enabling
very fast data and file transfer, and independent DMA operation on two
ports. It also supports alternate Device ID and RAID Class Code options
for support of Soft RAID.
2.24 CD-In Connector (CN11)
AIMB-341 has a CD-In connector for the CD-ROM driver audio signal
interface. CD-In connector is a 2.54mm pitch 4 pin connector.
2.25 SIR Connector (CN29)
This connector support wireless 115.2 Kbps infrared transmission and
receive mode.The IR module should mount on system case. It is a 5 pin
connector.
2.26 SM Bus Connector (CN27)
The System Management Bus (SM Bus) which uses 12C bus to make a
communication between the South Bridge and the rest of the system. In
AIMB-341 the South Bridge is dedicated to one PCI slot. The other will
handle the remaining I2C buses to other on-board devices such as the
PCI, PCI-E x1, LAN1 and LAN2.