描述 Description

The CXP81800 is a CMOS 8-bit single chip microcomputer of piggyback/evaluator combined type, which is developed for evaluating the function of the CXP81840A/81848A.

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 333ns at 12MHz operation (3.0 to 5.5V) 250ns at 16MHz operation (4.5 to 5.5V) 122μs at 32kHz operation

? Applicable EPROM LCC type 27C256, LCC type 27C512 (Maximum 48Kbytes are available)

? Incorporated RAM capacity 1344bytes

? Peripheral functions

– A/D converter 8-bit, 12-channel, successive approximation method (Conversion time of 20μs/16MHz)

– Serial interface Incorporated 8-bit, 8-stage FIFO (auto transfer for 1 to 8bytes), 1-channel 8-bit clock synchronous 1-channel

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

– High precision timing pattern generator PPG 19-pin, 32-stage programmable RTG 5-pin, 2-channel

– PWM/DA gate output PWM output 12-bit, 2-channel (repetitive frequency 62.5kHz/16MHz) DA gate pulse output 12-bit, 4-channel

– FRC capture unit Incorporated 26-bit and 8-stage FIFO

– PWM output 14-bit, 1-channel

– Remote control receiving circuit 8-bit pulse measuring counter 6-stage FIFO

? Interruption 21 factors, 15 vectors, multi-interruption possible

? Standby mode SLEEP/STOP

? Package 100-pin ceramic PQFP