PT-S959SDLX / PT-S959SDLXC Series User’s Manual
33
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DIO Port: DIO
The product is equipped with an interface to which you can connect a remote switch and a
GPIO device. GPIO is not isolated.
Table 4.13 Digital I/O connector
Connector type
9-pin D-SUB (FEMALE)
Pin No
Signal name
Meaning
1
POWER SW(+) Remote power switch.
Cont and
–
performs the same
operation as in POWER SW.
2
POWER SW(-)
3
GND
Ground
4
GPIO0
General-purpose I/O
Input and output can be selected
respectively
5
GPIO1
6
GPIO2
7
GPIO3
8
GPIO4
9
GPIO5
Item
Spec
The number of I/O channel
6 (Input and output can be selected with the
BIOS settings.)
maximum rating
5VDC 5mA
Input section
Input format
Non-isolated 5VTTL level
(positive logic; with internal 3.3 V, 1 kΩ
pull- up)
Output section
Output format
Non-isolated open drain
(positive logic; with internal 3.3 V, 1 kΩ
pull- up)
