PPC-5190 Flat Panel PC
Page 157
CN22: Serial Port DB-9 Male Connector (COM4)
PIN 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 READY (DSR)
7 REQUEST TO SEND (RTS)
8 CLEAR TO SEND (CTS)
9 RING INDICATOR (RI)
COM5: Serial Port 2x5 Pin Header Connector
PIN Description PIN Description
1 DCD 2 DSR
3 RXD 4 RTS
5 TXD 6 CTX
7 DTR 8 RI
9 GND 10 NC
COM6: Serial Port 2x5 Pin Header Connector
PIN Description PIN Description
1 DCD 2 DSR
3 RXD 4 RTS
5 TXD 6 CTX
7 DTR 8 RI
9 GND 10 NC
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