11
Connections
LOGIC I/O
LOGIC I/O pinout
12 - Hook 1
(active low TTL input : internal pull-up 470 ohm)
11 - Meeting 1
(active low TTL input : internal pull-up 470 ohm)
8 - Hook 2
(active low TTL input : internal pull-up 470 ohm)
7 - Meeting 2
(active low TTL input : internal pull-up 470 ohm)
10 - Hook 1
(active low TTL output : 20 mA max)
9 - Meeting 1
(active low TTL output : 20 mA max)
6 - Hook 2
(active low TTL output : 20 mA max)
5 - Meeting 2
(active low TTL output : 20 mA max)
13-25 - +5 Volt (50 mA max)
4-16 - GND
1-2-3-14-14- NC
10–22
GPO (HOOK 1)
9–21
GPO (MEETING 1)
6–18
GPO (HOOK 2)
5–17
GPO (MEETING 2)
13-25
+5V
4 - 16
GND
12-24
GPI (HOOK 1)
11-23
GPI (MEETING 1)
8-20
GPI (HOOK 2)
7-19
GPI (MEETING 2)
1-2-3
N.C.
14-15
N.C.
