Vecow SEC-2000 Series, Руководство пользователя

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13 ©Vecow SEC-2000 User Manual GETTING TO KNOW YOUR SEC-2000
The pin assignments are listed in the following table :
Serial
Port
Pin No. RS-232
RS-422
(5-wire)
RS-422
(9-wire)
RS-485
(3-wire)
1 to 4
1 DCD TXD- TXD- DATA-
2 RXD TXD+ TXD+ DATA+
3 TXD RXD+ RXD+ -----------
4 DTR RXD- RXD- -----------
5 GND GND GND GND
6 DSR ----------- RTS- -----------
7 RTS ----------- RTS+ -----------
8 CTS ----------- CTS+ -----------
9 RT ----------- CTS- -----------
2.2.1.11 GPIO
Isolated
COM 1
Isolated COM 2
COM 3
COM 4
DIO 1
DIO 2
LAN 1 LAN 2
VGA HDMI
Switch On | Off
DC-IN 12V
There is a 16-bit GPIO connection. Please refer to below table to see the pin
definition in details. DIO1 and DIO2 Pin define are as below.
Pin No. DIO1 Definition DIO2 Definition
1 SIO_GPO70 SIO_GPI80
2 SIO_GPO71 SIO_GPI81
3 SIO_GPO72 SIO_GPI82
4 SIO_GPO73 SIO_GPI83
5 SIO_GPO74 SIO_GPI84
6 SIO_GPO75 SIO_GPI85
7 SIO_GPO76 SIO_GPI86
8 SIO_GPO77 SIO_GPI87
9 GND GND