One Channel Speech Controller
SNC15041
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===================== CONTENTS =====================
INTRODUCTION............................................................................................................3
FEATURES ......................................................................................................................3
PIN ASSIGNMENT.........................................................................................................3
BLOCK DIAGRAM ........................................................................................................4
FUNCTION DESCRIPTIONS .......................................................................................4
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
5.9
O
SCILLATOR
...............................................................................................................4
ROM ..........................................................................................................................4
RAM ..........................................................................................................................5
P
OWER
D
OWN
M
ODE
..................................................................................................5
S
AMPLING
R
ATE
C
OUNTER
.........................................................................................5
I/O P
ORTS
...................................................................................................................5
PWM O
UTPUT
............................................................................................................6
W
ATCH
D
OG
T
IMER
....................................................................................................6
IR F
UNCTION
..............................................................................................................6
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ABSOLUTE MAXIMUM RATING ..............................................................................6
ELECTRICAL CHARACTERISTICS .........................................................................7
APPLICATION CIRCUIT .............................................................................................8
8.1
8.2
G
ENERAL APPLICATION
...............................................................................................8
M
OTOR APPLICATION
..................................................................................................9
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Ver: 1.5
1
October 30, 2008