Serial Port Connector; Figure 3-13: Rs-232 Serial Port Connector Location; Table 3-12: Rs-232 Serial Port Connector Pinouts - IEI Technology HYPER-AL series User Manual

3.2.2 RS-232 Serial Port Connector
CN Label: COM1
9-pin wafer, p=1.25 mm
CN Type:
CN Location: See Figure 3-13
CN Pinouts: See Table 3-12
The serial connector provides a RS-232 connection.

Figure 3-13: RS-232 Serial Port Connector Location

PIN NO. DESCRIPTION
1 DCD
3 RXD
5 TXD
7 DTR
9 GND

Table 3-12: RS-232 Serial Port Connector Pinouts

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PIN NO. DESCRIPTION
2 DSR
4 RTS
6 CTS
8 RI
HYPER-AL SBC