
IMBA-Q454-R10 User Manual
Page 52
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 3-16: 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 3-18: Serial Port Connector Pinouts
3.2.16 SPI Flash Connector
CN Label: JSPI1
CN Type:
8-pin header (2x4)
CN Location:
See 8Figure 3-17
CN Pinouts:
See 8Table 3-19
The SPI connector is for flashing the SPI BIOS.
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