AXIOMTEK tBOX110-APL-TV, Руководство пользователя

Страница: 13 / 53

tBOX110-APL-TV U
ser’s Manual
Introduction
5
1.2.14 DIO
⚫ One DB9 female connector supports 8 bits TTL level programmable digital
input/output.
⚫ The voltage for TTL is 5V.
⚫ The programming is as follows:
-
I/O sink current is 8~10mA (output drive current ± 50 mA ).
-
Input/Output is programmable.
Pin Signal
1 DIO0
2 DIO1
3 DIO2
4 DIO3
5 DIO4
6 DIO5
7 DIO6
8 DIO7
9 GND
1.2.15 WatchDog Timer (WDT)
⚫ 1~255 seconds or minutes; up to 255 levels
.
1.2.16 Restore BIOS Optimal Defaults (SW1)
⚫ Press the tact switch (SW 1) to restore optimal BIOS defaults.
1.2.17 System LED
⚫
The table below summarizes the functional descriptions of the LED indicators and their
corresponding colors.
LED Name Description Color
ACT
Indicates storage status. The LED flashes when storage is
being accessed.
Orange
PWR
Indicates power status. When the DC input is acceptable, the
LED will light on.
Green