Chapter 2 Installation
37
Digital I/O Connector (CN29)
MB-662 offers digital I/O functions connector for easy access and
link with digital devices. (Input 4031: GPI15 [bit7]; Input 4032:
GPI17 [bit1], GPI18 [bit2], GPI19 [bit3]; Output 4036: GPO17 [bit1],
GPO 18 [bit2], GPO19 [bit3], GPO20 [bit4] ) The pin definitions are
illustrated below:
Pin
Signal
Pin
Signal
1
DIO_IN1
2
DIO_IN2
3
DIO_IN3
4
DIO_IN4
5
DIO_OUT1
6
DIO_OUT2
7
DIO_OUT3
8
DIO_OUT4
9
Vcc
10
GND
Serial Port COM1 (CN32), COM3 (CN30)
and COM4 (CN31) Connectors
The availability of this interface allows connection of serial devices
such as mouse, printer, etc.. Pin definitions as follows:
COM3 RS-232 (
CN30
)
Pin
Signal
Pin
Signal
1
NRLSD2
6
NCTS2
2
NDSR2
7
NDTR2
3
NRXD2
8
NRI2
4
NRTS2
9
GND
5
NTXD2
10
GND