USB Key To ASCII Conversion Table Used by the USB-341

USB Keyboard Key to ASCII Translation Table Used by the USB-341
Most Significant Hex Digit

0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F

0
Space
0
@
P
'
p

F1
Num
Lock
Num Enter
Insert

1
!
1
A
Q
a
q
M LCNT
B LCNT
F2
Caps Lock
Num /
Home

2
"
2
B
R
b
r

F3
Scroll Lock
Num *
End
WINAPP

3
#
3
C
S
c
s
M LALT
B LALT
F4 Num 9
Page
Up

4
$
4
D
T
d
t
M RCNT
B RCNT
F5 Num 8
Page
Down

5
%
5
E
U
e
u

F6
Num 7 Up
Arrow

6
&
6
F
V
f
v
M RALT
B RALT
F7
Num 6
Down
Arrow

7
`
7
G
W
g
w

F8
Num 5
Left
Arrow

8
BS
(
8
H
X
h
x
M
LFTWIN
B
LFTWIN
F9
Num 4 Right
Arrow

9
Tab
)
9
I
Y
i
y
M
RTWIN
B
RTWIN
F10
Num 3
Print
Screen

A
*
:
J
Z
j
z
F11
Num 2
Pause Break

B
Esc
+
;
K
[
k
{
F12
Num 1
Del

C
,
<
L
\
l
|
Num 0

D
Enter
-
=
M
]
m
}
Num -

E
.
>
N
^
n
~
Num +

F
/
?
O
_
o
Num .

1. Blank Table entries indicate no output. 2. M - make code only (simulates "stuck" key); B - break code only (releases "stuck" key) 3. LCNT/RCNT - left/right control keys; LSHF/RSHF - left/right shift keys; LALT/RALT - left/right Alt keys; LFTWIN/RTWIN - left/right Windows keys. 4. NUM prefix denotes keys from NUM pad. 5. PRT SCR is Print Screen key. 6. WINAPP is Windows key. 7. Keys are specified by US English keyboard keycap legends.

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