
88 PCA-6751 Series User's Manual
C.15 COM1 RS-232 connector (CN16)
Table C-14: COM1 RS-232 connector (CN16)
Pin Signal
1 DCD
2 RXD
3 TXD
4DTR
5 GND
6 DSR
7 RTS
8 CTS
9RI
C.16 External keyboard connector (CN17)
Table C-15: External keyboard connector (CN17)
Pin Signal
1 CLK
2 DATA
3NC
4 GND
5+ 5 V
54 231
15
9
6
324
78