-15-
PN19
Serial connector
（
/dev/ttySC2
）
Mutually exclusive use with PIN13
PIN # differs to usual.
#
Sign
al
Function
#
Sign
al
Function
1 DCD Data terminal ready (Not used)
I
6 DSR Data set ready (Not used)
I
2 RxD Receive
data
I
7 RTS Request to send
O
3 TxD Transmit
data
O
8 CTS Clear to send
I
4 DTR Data terminal ready
O
9 RI
Ring indicator (Not used)
I
5 GND
Signal
ＧＮＤ
10 NC
Not
connected
NOTE: PN22, PN23, and PN24 must not be used.
