CXP82224

CXP82220/82224 CMOS 8-bit Single Chip Microcomputer Description The CXP82220/82224 is a CMOS 8-bit single chip microcomputer integrating on a single chip an A/D converter, serial interface, timer/counter, time base timer, capture timer/counter, fluorescent display tube controller/driver, remote control reception circuit, CTL duty detection circuit, 14-bit PWM output, high-speed output circuit and other servo systems besides the basic configurations of 8-bit CPU, PROM, RAM, and I/O port. The CXP82220/82224 also provides power-on reset function and sleep/stop function that enables lower power consumption. 100 pin QFP (Plastic) Structure Silicon gate CMOS IC Features Wide-range instruction system (213 instructions) to cover various types of data — 16-bit arithmetic/multiplication and division/Boolean bit operation instructions Minimum instruction cycle 400ns at 10MHz operation 122µs at 32kHz operation Incorporated ROM capacity 20K bytes (CXP82220) 24K bytes (CXP82224) Incorporated RAM capacity 704 bytes (including fluorescent display area) Peripheral functions — A/D converter 8 bits, 8 channels, successive approximation method (Conversion time of 32µs/10MHz) — Serial interface SIO with 8-bit, 8-stage FIFO incorporated for data use (Auto transfer for 1 to 8 bytes), 1 channel 8-bit standard SIO, 1 channel — Timer 8-bit timer, 8-bit timer/counter, 19-bit time base timer 16-bit capture timer/counter, 32kHz timer/counter — Fluorescent display tube controller/driver Maximu...