IEI Integration IMBA-XQ354 v1.00 - Manual (Page 74)

IMBA-XQ354 Motherboard
Page 54
The 10-pin serial port connectors provide a RS-232 serial communications channels. The
serial port connectors can be connected to external RS-232 serial port devices.
Figure 4-17: Serial Port Connectors Pinout Locations
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 Data Carrier Detect (DCD) 2 Receive Data (RXD)
3 Transmit Data (TXD) 4 Data Terminal Ready (DTR)
5 Ground (GND) 6 Data Set to Ready (DSR)
7 Request to Send (RTS) 8 Clear to Sent (CTS)
9 Ring Indicator (RI) 10 N/C
Table 4-19: Serial Port Connector Pinouts
4.2.17 SPI Flash Connector
CN Label: JSPI1
CN Type: 8-pin header (2x4)
CN Location: See
898H898H
Figure 4-18
CN Pinouts: See
899H899H
Table 4-20
The SPI connector is for flashing the SPI BIOS.