23
Digital number/ alphabet input rules are listed in the following table.
The relationship between the frequency of key-press and input display
Key
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
0
,
A
D
G
J
M
P
T
W
blank
.
B
E
H
K
N
Q
U
X
C
F
I
L
O
R
V
Y
a
d
g
j
m
S
t
Z
b
e
h
k
n
p
u
w
c
f
i
l
o
q
v
x
r
y
s
z
once
twice
three
times
four
times
five
times
six
times
seven
times
eight
times
nine
times
Appendix