Features - Epson 0C88832 Technical Manual

1 INTRODUCTION

1.2 Features

Table 1.2.1 lists the features of the E0C88832/88862.
Model
Core CPU E0C88 (MODEL3) CMOS 8-bit core CPU
OSC1 Oscillation circuit Crystal oscillation circuit/CR oscillation circuit/external clock input 32.768 kHz (Typ.)
OSC3 Oscillation circuit Crystal oscillation circuit/ceramic oscillation circuit/CR oscillation circuit/external clock input 8.2 MHz (Max.)
Instruction set 608 types (usable for multiplication and division instructions)
0.244 µsec/8.2 MHz (2 clock)
Min. instruction execution time
Internal ROM capacity 32K bytes
Internal RAM capacity 1.5K bytes/RAM, 3,216 bits/display memory
Input port 9 bits (1 bit can be set for event counter external clock input)
Output port 5 bits (can be set for buzzer output, TOUT signal and
FOUT output)
I/O port 8 bits (4 bits can be set for serial interface input/output)
Serial interface 1ch (Optional clock synchronous system or asynchronous system)
Timer Programmable timer (8 bits):
(1ch can be set as a an event counter or 2ch as a 16 bits programmable timer for 1ch)
Clock timer (8 bits):
Stopwatch timer (8 bits):
Power supply circuit to Built-in (booster type, 5 potentials/4 potentials)
drive liquid crystals
Dot matrix type (compatible with 5 × 8 or 5 × 5 fonts)
LCD driver
51 segments × 32 common
67 segments × 16 common
67 segments × 8 common
Sound generator Envelope function, equipped with volume control
Watchdog timer Built-in
Supply voltage detection Can detect up to 16 different voltage levels
(SVD) circuit
Interrupt External interrupt:
Internal interrupt:
Supply voltage Normal mode:
Low power mode:
High speed mode:
0.3 µA (Typ./normal mode)
Con- SLEEP
1.5 µA (Typ./normal mode)
sumed HALT
(32.768 kHz)
9 µA (Typ./normal mode)
current In operation
(32.768 kHz)
1.1 mA (Typ./normal mode)
In operation
(4 MHz)
Supply form QFP8-128pin, QFP15-128pin or chip
2
Table 1.2.1 Main features
E0C88832
2ch
1ch
1ch
Input interrupt 2 systems (3 types)
Timer interrupt 3 systems (9 types)
Serial interface interrupt 1 system (3 types)
2.4 V–5.5 V (Max. 4.2 MHz)
1.8 V–3.5 V (Max. 80 kHz)
3.5 V–5.5 V (Max. 8.2 MHz)
EPSON
E0C88862
60K bytes
1.5K bytes/RAM, 2,736 bits/display memory
4 bits (can be set for buzzer output and TOUT signal
output)
41 segments × 32 common
57 segments × 16 common
57 segments × 8 common
E0C88832/88862 TECHNICAL MANUAL