Epson S1C63666, Техническое руководство

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S1C63666 TECHNICAL MANUAL
EPSON
iii
CONTENTS
4.12 Serial Interface (SIN, SOUT, SCLK, SRDY) ................................................ 90
4.12.1 Configuration of serial interface ............................................................ 90
4.12.2 Mask option ............................................................................................. 91
4.12.3 Master mode and slave mode of serial interface .................................... 91
4.12.4 Data input/output and interrupt function ............................................... 92
4.12.5 I/O memory of serial interface ................................................................ 95
4.12.6 Programming notes ................................................................................. 98
4.13 Sound Generator .......................................................................................... 99
4.13.1 Configuration of sound generator .......................................................... 99
4.13.2 Control of buzzer output .......................................................................... 99
4.13.3 Setting of buzzer frequency and sound level .......................................... 100
4.13.4 Digital envelope ..................................................................................... 101
4.13.5 One-shot output ...................................................................................... 102
4.13.6 I/O memory of sound generator ............................................................. 103
4.13.7 Programming notes ................................................................................ 105
4.14 Integer Multiplier ........................................................................................ 106
4.14.1 Configuration of integer multiplier ........................................................ 106
4.14.2 Multiplication mode ............................................................................... 106
4.14.3 Division mode ......................................................................................... 107
4.14.4 Execution cycle ....................................................................................... 108
4.14.5 I/O memory of integer multiplier ........................................................... 109
4.14.6 Programming note .................................................................................. 110
4.15 R/f Converter ............................................................................................... 111
4.15.1 Configuration of R/f converter ............................................................... 111
4.15.2 Connection terminals and CR oscillation circuit .................................. 111
4.15.3 Operation of R/f conversion ................................................................... 113
4.15.4 Interrupt function ................................................................................... 116
4.15.5 I/O memory of R/f converter .................................................................. 118
4.15.6 Programming notes ................................................................................ 121
4.16 Analog Comparator .................................................................................... 122
4.16.1 Configuration of analog comparator ..................................................... 122
4.16.2 Analog comparator operation ................................................................ 122
4.16.3 I/O memory of analog comparator ........................................................ 123
4.16.4 Programming notes ................................................................................ 123
4.17 SVD (Supply Voltage Detection) Circuit ..................................................... 124
4.17.1 Configuration of SVD circuit ................................................................. 124
4.17.2 Mask option ............................................................................................ 124
4.17.3 SVD operation ........................................................................................ 125
4.17.4 I/O memory of SVD circuit ..................................................................... 126
4.17.5 Programming notes ................................................................................ 126
4.18 Interrupt and HALT .................................................................................... 127
4.18.1 Interrupt factor ....................................................................................... 129
4.18.2 Interrupt mask ........................................................................................ 130
4.18.3 Interrupt vector ...................................................................................... 130
4.18.4 I/O memory of interrupt ......................................................................... 131
4.18.5 Programming notes ................................................................................ 133
CHAPTER
5 S
UMMARY OF
N
OTES
______________________________________ 134
5.1 Notes for Low Current Consumption .......................................................... 134
5.2 Summary of Notes by Function ................................................................... 135
5.3 Precautions on Mounting ........................................................................... 139
CHAPTER
6 B
ASIC
E
XTERNAL
W
IRING
D
IAGRAM
___________________________ 141