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μ
PD75312(A), 75316(A)
5
CONTENTS
1.
PIN CONFIGURATION (Top View)
................................................................................................
7
2.
BLOCK DIAGRAM
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8
3.
PIN FUNCTIONS
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3.1
PORT PINS.............................................................................................................................................
9
9
3.2
NON PORT PINS...................................................................................................................................
11
3.3
PIN INPUT/OUTPUT CIRCUITS ...........................................................................................................
13
3.4
RECOMMENDED PROCESSING OF UNUSED PINS ..........................................................................
15
3.5
NOTES ON USING THE P00/INT4, AND RESET PINS......................................................................
16
4.
MEMORY CONFIGURATION
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16
5.
PERIPHERAL HARDWARE FUNCTIONS
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5.1
PORTS ....................................................................................................................................................
20
20
5.2
CLOCK GENERATOR CIRCUIT ............................................................................................................
21
5.3
CLOCK OUTPUT CIRCUIT ....................................................................................................................
22
5.4
BASIC INTERVAL TIMER .....................................................................................................................
23
5.5
WATCH TIMER ......................................................................................................................................
24
5.6
TIMER/EVENT COUNTER .....................................................................................................................
25
5.7
SERIAL INTERFACE ..............................................................................................................................
27
5.8
LCD CONTROLLER/DRIVER..................................................................................................................
29
5.9
BIT SEQUENTIAL BUFFER...................................................................................................................
31
6.
INTERRUPT FUNCTIONS
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31
7.
STANDBY FUNCTIONS
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33
8.
RESET FUNCTION
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34
9.
INSTRUCTION SET
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36
10. SELECTION OF MASK OPTION
.....................................................................................................
42
11. ELECTRICAL SPECIFICATIONS
......................................................................................................
43
12. PACKAGE DRAWINGS
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55