描述 Description

The CXP861P16 is a highly integrated CMOS 8-bit single-chip microcomputer which is mainly composed of an 8-bit CPU, PROM, RAM and I/O ports. This microcomputer features many other high-performance circuits in a single-chip CMOS design, including an A/D converter, clock synchronized serial interface, UART, stepping motor controller, PWM generator, 16-bit timer/counter, and watchdog timer.

特性 Features

? Instruction set which supports a wide array of data types 213 types

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

? Minimum instruction cycle During operation 400ns/instruction 10MHz

? Incorporated PROM capacity 16K bytes

? Incorporated RAM capacity 576 bytes

? Peripheral functions

— A/D converter 8-bit, 8-channel, successive comparison type (conversion time: 32μs at 10MHz)

— Serial interface Universal Asynchronous Receiver Transmitter (baud-rate generator incorporated) 8-bit clock synchronized type

— Stepping motor controller 2-channel stepping motor excitation output

— PWM output 2-channel 12-bit output

— Timer 2-channel 16-bit capture timer/counter 2-channel 16-bit timer/counter (step rate generation function incorporated) 19-bit time-base timer

— Watchdog timer

? Interrupts 17 factors, 15 vectors, multiple interrupt processing

? Standby mode SLEEP/STOP

? Package 80-pin plastic QFP