User guide

Magnum N270 Installation
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2
nd
Serial Port
The second serial port can be configured as RS232, RS422 or RS485 via jumpers SP1 and
SP2.
Figure 5: Serial Port 2
SP1 and SP2 can be configured by connected the pins as follows
SP1
SP2
RS232
Pins 1-2
Pins1-3
Pins 2-4
Pins 7-9
Pins 8-10
RS422
Pins 5-6
Pins3-5
Pins 4-6
Pins 9-11
Pins 10-12
RS485
Pins 3-4
Pins3-5
Pins 4-6
Pins 9-11
Pins 10-12
VLCD
If used, the LVDS panel Voltage can be set here.
Pin
Description
1
VCC (5V)
2
LCDVCC
3
VCC3(3.3)
For example, for 5V panel operation, short PINs 1 and 2