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单片机介绍

单片机全称单片微型计算机(英语:Single-Chip Microcomputer),又称微控制器(Microcontroller),是把中央处理器、存储器、定时/计数器(Timer / Counter)、各种软入输出接口等都集成在一块集成电路芯片上的微型计算机。与应用在个人电脑中的通用型微处理器相比,它更强调自供应(不用外接硬件)和节约成本。它的最大优点是体积小可放在仪表内部,但存储量小,输入输出接口简单,功能较低。由于发展非常迅速,旧的单片机的定义已不能满足,所以在很多应用场合被称为范围更广的微控制器

方案关键器件表:

型号 品牌 产品描述 类型
AT89C51RB2-3CSUL Microchip-Atmel 8-Bit Microcontroller, 16KB Flash 8051单片机
AT89C51CC01UA-RLRUM Microchip-Atmel Enhanced 8-Bit Microcontroller, CAN Controller, and Flash Memory 8051单片机
AT89C51CC01UA-RLRUM Microchip-Atmel Enhanced 8-Bit Microcontroller, CAN Controller, and Flash Memory 8051单片机
AT89C51CC01UA-RLRUM Microchip-Atmel Enhanced 8-Bit Microcontroller, CAN Controller, and Flash Memory 8051单片机
AT89C51RC2-SLSUM Microchip-Atmel 8-Bit Microcontroller, 32KB Flash 8051单片机
AT89C51CC02CA-SISUM Microchip-Atmel Enhanced 8-Bit Microcontroller with CAN Controller and Flash 8051单片机
AT89C51CC02CA-TISUM Microchip-Atmel Enhanced 8-Bit Microcontroller with CAN Controller and Flash 8051单片机
AT89C5122D-Z1TUM Microchip-Atmel MCU 8051 32K FLASH SCR 64-QFN 8051单片机
AT89C51RC2-RLRUL Microchip-Atmel 8-Bit Microcontroller, 32KB Flash 8051单片机
AT89C51RC2-RLRUM Microchip-Atmel 8-Bit Microcontroller, 32KB Flash 8051单片机
AT89C5122D-ALRUM Microchip-Atmel MCU 8051 32K FLASH SCR 64-VQFP 8051单片机
AT89C51IC2-SLSUM Microchip-Atmel 8-Bit Flash Microcontroller with Two-Wire Interface 8051单片机
AT89C51IC2-SLRUM Microchip-Atmel 8-Bit Flash Microcontroller with Two-Wire Interface 8051单片机
AT89C51IC2-SLRUM Microchip-Atmel 8-Bit Flash Microcontroller with Two-Wire Interface 8051单片机
AT89C51IC2-SLRUM Microchip-Atmel 8-Bit Flash Microcontroller with Two-Wire Interface 8051单片机
AT89C51RD2-RLTUM Microchip-Atmel High-Performance 8-Bit Microcontroller, 64KB Flash 8051单片机
AT89C51IC2-SLRUL Microchip-Atmel 8-Bit Flash Microcontroller with Two-Wire Interface 8051单片机
AT89C51IC2-SLRUL Microchip-Atmel 8-Bit Flash Microcontroller with Two-Wire Interface 8051单片机
AT89C51IC2-SLRUL Microchip-Atmel 8-Bit Flash Microcontroller with Two-Wire Interface 8051单片机
AT89C51ED2-RLRUM Microchip-Atmel High performance 8-Bit Microcontroller 64KB Flash, 2KB EEPROM 8051单片机

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