Commell P4LA Manual do Utilizador descarregar pdf (Página 31)

P4LA User’s Manual Hardware Setup

Enhanced IDE Interface 31

2.15 <Serial Port>

The board has one RS232 serial ports on real I/O panel, and five onboard serial port .

COM2 Support RS232/422/485.

This Pin header provide +5V/+12V for COM1/COM2 Pin1,Pin 9.

Jumper: JP1/2

Type: onboard 6-pin header

Pin Description Pin Description

1 VCC 2 +12V

3 COM1/2 pin1 4 COM1/2 pin9

5 MDCD1- 6 MRI2-

Default: JP1 (3-5) JP2 (4-6)

COM2/3/4/5/6

1 2

5 6

COM1

1 2 ... 26 27 28 29 30 31 32 33 34 35 36 ... 62 63

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Commell P4LA Manual do Utilizador Página 31