2 Functional block diagram / description
2.1 Functional block diagram
Ke yb o a rd
LC D
Po w e r c o ntr o l /
9 V Ba tte ry
M i c ro -
Re g u l a to r &
o r
Lo w b a tte ry
p r o c e sso r
A d a p te r
d e te c to r
D i g i ta l si g n a l
Lo a d c e l l
A m p l i fi e r
A /D C o n ve rte r
(Se n so r)
A n a l o g u e si g n a l
DE-SH-e-0111
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