13
(5) Serial Port Connectors (9-Pin female): COM2
S e r i a l C O M P o r t 9
-p i n B l o c k
D T R
P i n 1
P i n
6
D C D
D S R
R X D
RTS
T X D
GND
G T S
RI
P i n
5
(6) RS232/422/485 Header: TX-RXCOM2
Pin 1
VCC
VCC
GND
GND
Bac
kli
gh
t
GND
Bright
ness