New configuration of product number
Starting April 1, 2001, the product number has been changed as listed below. Please use the new
product number when you place an order. For further information, please contact Epson sales
representative.
Devices
S1
C
63158
F
0A01
Packing specification
Specification
Package (D: die form; F: QFP)
Model number
Model name (C: microcomputer, digital products)
Product classification (S1: semiconductor)
Development tools
S5U1
C
63000
A1
1
Packing specification
Version (1: Version 1)
Tool type (A1: Assembler Package)
Corresponding model number
(63000: common to S1C63 Family)
Tool classification (C: microcomputer use)
Product classification
(S5U1: development tool for semiconductor products)
00
00
S1C63666 TECHNICAL MANUAL
EPSON
i
CONTENTS
C
ONTENTS
CHAPTER
1 O
UTLINE
________________________________________________ 1
1.1
Features ......................................................................................................... 1
1.2
Block Diagram .............................................................................................. 2
1.3
Pin Layout Diagram ..................................................................................... 3
1.4
Pin Description ............................................................................................. 4
1.5
Mask Option .................................................................................................. 5
CHAPTER
2 P
OWER
S
UPPLY
AND
I
NITIAL
R
ESET
____________________________ 9
2.1
Power Supply ................................................................................................ 9
2.1.1 Voltage regulator for OSC1 oscillation circuit ......................................... 10
2.1.2 Low-speed operation voltage regulator .................................................... 10
2.1.3 High-speed operation voltage regulator ................................................... 10
2.1.4 Internal operating voltage V
D1 .......................................................................................
10
2.1.5 LCD system voltage circuit ....................................................................... 10
2.1.6 Halver mode and saving power ................................................................ 11
2.1.7 Analog system power supply ..................................................................... 11
2.2
Initial Reset .................................................................................................. 12
2.2.1 Reset terminal (RESET) ............................................................................ 12
2.2.2 Simultaneous high input to terminals K00K03 ...................................... 13
2.2.3 Internal register at initial resetting ........................................................... 13
2.2.4 Terminal settings at initial resetting ......................................................... 14
2.3
Test Terminal (TEST) ................................................................................... 14
CHAPTER
3 CPU, ROM, RAM ________________________________________ 15
3.1
CPU .............................................................................................................. 15
3.2
Code ROM .................................................................................................... 15
3.3
RAM ............................................................................................................. 15
3.4
Data ROM .................................................................................................... 16
CHAPTER
4 P
ERIPHERAL
C
IRCUITS
AND
O
PERATION
__________________________ 17
4.1
Memory Map ................................................................................................ 17
4.2
Power Control .............................................................................................. 25
4.2.1 Configuration of power supply circuit ...................................................... 25
4.2.2 Power control procedure ........................................................................... 26
4.2.3 I/O memory for power control .................................................................. 27
4.2.4 Programming notes ................................................................................... 29
4.3
Watchdog Timer ........................................................................................... 30
4.3.1 Configuration of watchdog timer .............................................................. 30
4.3.2 Interrupt function ...................................................................................... 30
4.3.3 I/O memory of watchdog timer ................................................................. 31
4.3.4 Programming notes ................................................................................... 31
4.4
Oscillation Circuit ....................................................................................... 32
4.4.1 Configuration of oscillation circuit .......................................................... 32
4.4.2 OSC1 oscillation circuit ............................................................................ 32
4.4.3 OSC3 oscillation circuit ............................................................................ 33
4.4.4 Switching of operating voltage ................................................................. 34
4.4.5 Clock frequency and instruction execution time ....................................... 34
4.4.6 I/O memory of oscillation circuit .............................................................. 35
4.4.7 Programming notes ................................................................................... 36
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