
I-2
EPSON
S1C62440/624A0/624C0/62480 TECHNICAL HARDWARE
CHAPTER 1: INTRODUCTION
1.1 Features
Table 1.1.1 Features
S1C62480
Power voltage
Built-in
oscillation
circuit
Instruction set
Program memory (ROM)
capacity
Data memory
(RAM)
capacity
External memory capacity
Input ports
Output ports
Input/output ports
Serial interface
Dot matrix LCD driver
Time base counter
Watchdog timer
Sound generator
Supply voltage detection (SVD)
Interrupt
Consumed
current
(Typ.)
Supply form
2.2 to 5.5 V (Min. 1.8 V, when OSC3 oscillation circuit is not used)
Crystal or CR oscillation (*1)
32,768 Hz (Typ.)
Crystal or CR oscillation (*1)
32,768 Hz (Typ.)
Crystal oscillation
32,768 Hz (Typ.)
OSC1
oscillation circuit:
OSC3
oscillation circuit:
CR or ceramic oscillation (*1)
2 MHz (Max.)
108 types
8,192 words
× 12 bits
768 words
× 4 bits
204 words
× 4 bits
5,120 words
× 12 bits
1,152 words
× 4 bits
204 words
× 4 bits
6,144 words
× 12 bits
640 words
× 4 bits
160 words
× 4 bits
RAM:
Segment
data memory:
Read/write capacity: max. 64K bits
× 4 (*2)
Read-only capacity: max. 128K bits
× 4 (*2)
12 bits (*5)
12 bits
8 bits (pull up resistors may be supplemented *1)
Max. 20 bits (*3, *5)
Max. 16 bits (*4)
1 port (8 bits serial, synchronous type clock)
51 segments
× 16 common duty (or 8 common duty)
40 segments
× 16 common duty (or 8 common duty)
3 systems (clock timer / stopwatch timer / programmable timer)
built-in
8 programmable sounds (8 types of frequency);
built-in digital envelope
1-shot output function
-2.2 / -2.5 / -3.1 / -4.2 V, programmable (VDD reference voltage)
External interrupt:
Internal interrupt:
144-pin QFP (plastic) or chip
CLK = 32,768 Hz
(During HALT)
CLK = 32,768 Hz
(During operation)
CLK = 2 MHz
(During operation)
Input port interrupt 2 systems
Time base counter interrupt 3 systems
Serial interface interrupt 1 system
2.5
A (Typ.)
6.5
A (Typ.)
1 mA (Typ.)
2.5
A (Typ.)
6.5
A (Typ.)
1 mA (Typ.)
2.5
A (Typ.)
6.5
A (Typ.)
1 mA (Typ.)
Crystal or CR oscillation (*1)
32,768 Hz (Typ.)
4,096 words
× 12 bits
384 words
× 4 bits
160 words
× 4 bits
2.5
A (Typ.)
6.5
A (Typ.)
1 mA (Typ.)
S1C624C0
S1C624A0
S1C62440H
128-pin QFP (plastic) or chip
*
1: May be selected with mask option
*
2: When the output port and input/output port are set through mask option selection as
external memory access
*
3: Maximum number that may be set as output port (when external memory is not used)
*
4: Maximum number that may be set as input/output port (when external memory is not used)
*
5: BZ, BZ, FOUT, FOUT, SRDY, PTCLK, CL, and FR outputs are possible through mask option
selections