IBASE SI-102-N - Manual (Page 21)

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19 IBASE Technology Inc.
2.3 Connectors on IB923
CN1: Gigabit LAN (RTL8111DP)
CN2: COM1/RS232 Serial Port (RJ45 TYPE)
Signal Name Pin # Pin # Signal Name
RTS, Request to send 1 2 Data terminal ready
TXD, Transmit data 3 4 GND, ground
GND, ground 5 6 RXD, Receive data
DSR, Data set ready 7 8 CTS, Clear to send
CN3, CN4: USB 3.0 Connector
CN5: USB 2.0 Connector
CN6: Board Input Power Connector
CN7, CN8: HDMI Connector