Description

The CXP84120/84124 is a CMOS 8-bit single chip micro-computer integrating on a single chip an A/D converter, serial interface, timer/counter, time base timer, capture timer/counter, remote control reception circuit and other servo systems besides the basic configurations of 8-bit CPU, ROM, RAM, and I/O port.

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 (CXP84120) 24K bytes (CXP84124)

• Incorporated RAM capacity 624 bytes

• 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

— Remote control reception circuit Incorporated noise elimination circuit Incorporated 8-bit, 6-stage FIFO for measurement data

— PWM output 14 bits, 1 channel

• Interruption 14 factors, 15 vectors, multi-interruption possible

• Standby mode Sleep/stop

• Package 80-pin plastic QFP

• Piggyback/evaluation chip CXP84100 80-pin ceramic QFP