
2
EPSON
S1C88409 TECHNICAL MANUAL
CHAPTER 1: OUTLINE
1.1 Features
Table 1.1.1 Features
Core CPU
OSC1 oscillation circuit
OSC3 oscillation circuit
Instruction set
Min. instruction execution time
Internal ROM capacity
Internal RAM capacity
Bus line
Input port
Output port
I/O port
Serial interface
16-bit programmable timer
8-bit programmable timer
Clock timer
LCD controller
Touch panel controller
A/D converter
D/A converter
Sound generator
Supply voltage detection (SVD)
Watchdog timer
Interrupt
Supply voltage
Current
consumption
Supply form
CMOS 8-bit core CPU S1C88 (MODEL3)
Crystal oscillation circuit/CR oscillation circuit/external clock input 32.768 kHz (Typ.)
Crystal oscillation circuit/ceramic oscillation circuit/CR oscillation circuit/external clock input 8 MHz (Max.)
Basic instruction: 54 types, Total: 608 types (multiplication/division instructions are usable)
Addressing mode: 12 types
0.25
sec/8 MHz (2 clocks)
8K bytes
3.75K bytes (display memory is included; data/display memory size can be set by mask option)
Address bus:
Data bus:
CE signal:
WR signal:
RD signal:
12 bits
2 bits are usable for event counter input
30 bits
They are used as address bus and bus control signals when external bus is set
Usable for clock output and buzzer output
28 bits
8 bits are used as data bus when external bus is set
Usable for serial interface input/output, A/D converter input, D/A converter output and
touch panel output
1 channel
Clock synchronous mode/asynchronous mode selectable
Usable as IrDA interface
1 channel
Usable for 16 bits
× 1 channel or 8 bits × 2 channels
Usable as event counter
1 channel
Usable as baud rate generator for serial interface
1 channel
Generating 1 sec signal with 32 kHz oscillation
60S counter available
Dot-matrix type
B&W or 4 gray scale display
A 240
× 100 dot LCD panel can be driven with external drivers (S1D16305 or S1D16700,
S1D16006 or S1D15700)
Scroll function available
Supports pressure sensitive and resistive membrane type analog touch panels
Resolution 10 bits (input: 8 channels)
Resolution 8 bits (output: 2 channels)
Equipped with envelope and volume control functions
Possible to detect 3 voltage levels
Possible to generate NMI
External:
Internal:
1.8 V to 5.5 V (operating frequency Max. 1.1 MHz)
2.6 V to 5.5 V (operating frequency Max. 4.4 MHz)
3.5 V to 5.5 V (operating frequency Max. 6.6 MHz)
4.5 V to 5.5 V (operating frequency Max. 8.8 MHz)
0.6
A Typ. (at 3.0 V) (Normal mode)
3.0
A Typ. (at 3.0 V) (Normal mode)
15
A Typ. (at 3.0 V) (Normal mode)
2 mA Typ. (at 3.0 V)
(Normal mode)
9 mA Typ. (at 5.0 V)
(High speed mode)
QFP15-100pin or chip
22 bits
8 bits
3 bits
1 bit
Input interrupt
16-bit programmable timer interrupt
8-bit programmable timer interrupt
Clock timer interrupt
Watchdog timer interrupt
Serial interface interrupt
LCD controller interrupt
Touch panel interrupt
A/D converter interrupt
2 systems (5 types)
2 systems (4 types)
1 system (1 type)
1 system (5 types)
1 system (1 type)
1 system (3 types)
1 system (1 type)
1 system (2 types)
1 system (1 type)
SLEEP
HALT
Run
(32 kHz)
(4 MHz)
(8 MHz)
(usable as general output port or I/O port when it is not used as a bus signal)