sc3449 Silan, sc3449 Datasheet - Page 19

• Manufacturer Part Number: sc3449
• Description: Programmable Calculator With 10-bit Dual Display
• Manufacturer: Silan

KEYBOARD MATRIX AND DEFINITION
Key-press input matrix
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
Key1
Key2
Key3
Key4
Key5
Key6
Key7
Key
S8
Eng
STO
Pa1
Rnd
( - )
0
A
A
y
x
x
7
4
1
x!
-1
a_b/c
Ran#
RCL
Pa2
nPr
y
x
d/c
nCr
B
8
2
5
B
n
n
.
Rec(
Pol(
Hyp
y
x
EXP
Pa3
C
6
3
C
9
r
(
n-1
n-1
Sin
DEL
DRG
INS
Sin
ANS
Pa4
3
x ˆ
-1
X
×
x
)
2
D
Cos
MODE
Cos
Pa5
Log
10
y ˆ
%
÷
x
-1
3
x
Y
E
Tan
ALPHA
DT CL
REV:1.1
SHIFT
M- M
Tan
Pa6
x
M+
Ln
x
e
-1
y
x
F
Page 19 of 23
SC3449
2007.11.19
AC / ON
Mcl Scl
OFF
Pa0