Aaeon ITP11, User Manual

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2-21
Chapter 2: Motherboard information
EMB-KB1
BIOS Programmable Connector
PIN 1
SPI1
GND SPI_CLK SPI_MOSI (NC)
+V3.3SPI SPI_CS# SPI_MISO
(NC)
11. BIOS programmable connector (8-pin SPI1)
Use this connector to flash the BIOS ROM.
12. Serial port connectors (10-1 pin COM3~COM6)
These connectors are for serial (COM) ports. Connect the serial port module
cable to this connector, then install the module to a slot opening at the back
of the system chassis.
NOTE: The COM module is purchased separately.
PIN 1
COM3
DCD
TXD
GND
RTS
RI/+12V/+5V
RXD DTR DSR CTS
PIN 1
COM4
DCD
TXD
GND
RTS
RI/+12V/+5V
RXD DTR DSR CTS
PIN 1
COM5
DCD TXD
GND
RTS
RI/+12V/+5V
RXD DTR DSR CTS
PIN 1
COM6
DCD
TXD
GND
RTS
RI/+12V/+5V
RXD DTR DSR CTS
EMB-KB1
Serial port connector