
S1C63466 TECHNICAL MANUAL
EPSON
iii
CONTENTS
4.12 Sound Generator .......................................................................................... 86
4.12.1 Configuration of sound generator .......................................................... 86
4.12.2 Mask option ............................................................................................. 86
4.12.3 Control of buzzer output ......................................................................... 87
4.12.4 Setting of buzzer frequency and sound level ........................................... 87
4.12.5 Digital envelope ...................................................................................... 88
4.12.6 One-shot output ....................................................................................... 89
4.12.7 I/O memory of sound generator .............................................................. 90
4.12.8 Programming notes ................................................................................. 92
4.13 SVD (Supply Voltage Detection) Circuit ..................................................... 93
4.13.1 Configuration of SVD circuit .................................................................. 93
4.13.2 Mask option ............................................................................................. 93
4.13.3 SVD operation ......................................................................................... 93
4.13.4 I/O memory of SVD circuit ...................................................................... 94
4.13.5 Programming notes ................................................................................. 95
4.14 Interrupt and HALT ..................................................................................... 96
4.14.1 Interrupt factor ........................................................................................ 98
4.14.2 Interrupt mask ......................................................................................... 99
4.14.3 Interrupt vector ....................................................................................... 99
4.14.4 I/O memory of interrupt ......................................................................... 100
4.14.5 Programming notes ................................................................................ 102
CHAPTER
5SUMMARY OF NOTES ______________________________________ 103
5.1
Notes for Low Current Consumption .......................................................... 103
5.2
Summary of Notes by Function ................................................................... 104
CHAPTER
6BASIC EXTERNAL WIRING DIAGRAM ___________________________ 108
CHAPTER
7ELECTRICAL CHARACTERISTICS _______________________________ 109
7.1
Absolute Maximum Rating .......................................................................... 109
7.2
Recommended Operating Conditions ......................................................... 109
7.3
DC Characteristics ..................................................................................... 110
7.4
Analog Circuit Characteristics and Power Current Consumption ............ 111
7.5
Oscillation Characteristics ......................................................................... 113
7.6
Serial Interface AC Characteristics ........................................................... 115
7.7
Timing Chart ............................................................................................... 116
CHAPTER
8PACKAGE _______________________________________________ 117
8.1
Plastic Package ........................................................................................... 117
8.2
Ceramic Package for Test Samples ............................................................ 120
CHAPTER
9PAD LAYOUT ____________________________________________ 123
9.1
Diagram of Pad Layout .............................................................................. 123
9.2
Pad Coordinates ......................................................................................... 124