VETRA
Systems Corporation, 275 Marcus Blvd. Ste-J, Hauppauge, NY 11788-2022 USA
Tel: 800.537.9296, 631.434.3185 Fax: 631.434.3516
www.vetra.com e-mai:[email protected]
2
the PC.
2. Alternative host connection:
Connection via the J1 connector location is provided if a connection other than USB
Type A-B cable is required. Vetra does not manufacture an Interface cable for this connection. (See the pin out information at
end of these instructions for connections to J1).
3. Hub Connection (USB-312 Encoders only):
Connect an USB keyboard or any low or full-speed USB device to the
built-in USB hub on the encoder at connector J6. The device can be connected at any time. The PC takes a short time to
recognize (enumerate) the device, and then is ready for operation. The total current draw of the device connected to the hub
must not exceed 400 mA.
4. Alternative Hub connection:
Connection via the J2 connector location is provided if a connection other than USB Type A
connection is required. Vetra does not manufacture an Interface cable for this connection. (See the pin out information at end
of these instructions for connections to J2).
Table 1
Encoding Map for USB-311/312-24 Configurations
(Code generated when J3 pin is connected to Ground)
Model
-24A -24F -24N
J3 Pin #
Alpha
Function
Numeric
1 a
ESC
NUM
/
2 b
F1
NUM
*
3 c
F2
NUM
-
4 d
F3
NUM
+
5 e
F4
NUM
ENTER
6 f
F5
NUM
0
7 g
F6
NUM
1
8 h
F7
NUM
2
9 i
F8
NUM
3
10 j F9
NUM
4
11 k
F10
NUM
5
12 l
F11
NUM
6
13 m
F12
NUM
7
14
n
LEFT SHIFT
NUM 8
15 o
SPACE
NUM
9
16 p
ENTER
NUM
.
17
q
PAGE UP
UP ARROW
18
r
PAGE DOWN
DOWN ARROW
19
s
UP ARROW
LEFT ARROW
20
t
DOWN ARROW
RIGHT ARROW
21
u
LEFT ARROW
LEFT SHIFT
22
SPACE
RIGHT ARROW
LEFT ALT
23
LEFT SHIFT
z
LEFT CTRL
24 ENTER y ESC
25
COMMON COMMON COMMON
