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Figure A-6. Keyboard Block Diagram
L_DD / PWM0 / TSxy
®
Intel
PXA27x Processor Family Design Guide
Camera
text
Speaker
Mic
Keypad /
LCD / Backlight /
Camera / Mic /
Touch Connector
Spkr Connector
PXA27x DVK Block Diagram
Fastap Phone Keypad
MK_IN1
MK_IN2
MK_IN3
MK_IN4
MK_IN5
A
B
C
D
Power
MK_OUT1
1
2
3
E
F
G
H
Up
MK_OUT2
4
5
6
I
J
K
L
Left
MK_OUT3
7
8
9
M
N
O
P
Soft1
MK_OUT4
*
0
#
Q
R
S
T
Home
MK_OUT5
.
@
?
U
V
W
X
Talk
MK_OUT6
←
↵
caps
Y
Z
Record
MK_OUT7
space
DK_IN0, DK_IN1, DK_IN2
MK_IN6
Action
Note:
Down
The Keypad
does not show
Right
physical layout
only the keypad
Soft2
matrix interface
Back
End
Call
Flip
Scroll
Wheel
with "press"
A-7
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