描述 Description

The CXP82700 is a CMOS 8-bit single chip microcomputer of piggyback/evaluator combined type, which is developed for evaluating the function of the CXP82712/82716.

特性 Features

? A wide instruction set (213 instructions) which cover various types of data.

— 16-bit operation/multiplication and division/boolean bit operation instructions

? Minimum instruction cycle 400ns at 10MHz operation 122μs at 32kHz operation

? Applicable EPROM LCC type 27C128, LCC type 27C256 (Maximum 16Kbytes are available)

? Incorporated RAM capacity 448 bytes (LCD display data area included)

? Peripheral functions

— A/D converter 8-bit, 8-channel, successive approximation method (Conversion time of 32μs/10MHz)

— Serial interface Incorporated 8-bit and 8-stage FIFO (Auto transfer for 1 to 8 bytes), 1 circuit 2channels

— Timer 8-bit timer, 8-bit timer/counter, 19-bit time base timer, 32kHz timer/counter

— Fluorescent display panel controller/driver

Maximum 144 segments display possible

1 to 16-digit dynamic display

24 high voltage drive output port

Dimmer function

High voltage drive output (40V)

On-chip pull-down resistor (Mask option)

Hardware key scan function

(Maximum 8 × 8 key matrix compatible.)

— Remote control receiving circuit 8-bit pulse measurement counter with on-chip 6-stage FIFO

— PWM output 8bit, 1channel

? Interruption 13 factors, 13 vectors, multi-interruption possible

? Standby mode SLEEP/STOP

? Package 64-pin ceramic PSDIP