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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
AT89C5130A-S3SUM Microchip-Atmel 8-Bit Flash Microcontroller, Full-Speed USB Device 8051单片机
AT89C5131A-PLTUL Microchip-Atmel 8-Bit Flash Microcontroller, Full Speed USB Device Specification Version 1.1 and 2.0 8051单片机
AT89C5131A-PUTUM Microchip-Atmel 8-Bit Flash Microcontroller, Full-Speed USB Device, Extended Range Power Supply 8051单片机
AT89C5131A-RDTUL Microchip-Atmel 8-Bit Flash Microcontroller, Full Speed USB Device Specification Version 1.1 and 2.0 8051单片机
AT89C5131A-RDTUM Microchip-Atmel 8-Bit Flash Microcontroller, Full-Speed USB Device, Extended Range Power Supply 8051单片机
AT89C5131A-S3SUL Microchip-Atmel 8-Bit Flash Microcontroller, Full Speed USB Device Specification Version 1.1 and 2.0 8051单片机
AT89C5131A-S3SUM Microchip-Atmel 8-Bit Flash Microcontroller, Full-Speed USB Device, Extended Range Power Supply 8051单片机
AT89C5131A-TISUL Microchip-Atmel 8-Bit Flash Microcontroller, Full Speed USB Device Specification Version 1.1 and 2.0 8051单片机
AT89C51AC2-RLTUM Microchip-Atmel 8-Bit Microcontroller, 32KB Flash, 2KB EEPROM, 10-Bit A/D Converter, 3V to 5.5V 8051单片机
AT89C51AC2-SLSUM Microchip-Atmel 8-Bit Microcontroller, 32KB Flash, 2KB EEPROM, 10-Bit A/D Converter, 3V to 5.5V 8051单片机
AT89C51AC3-RDTUM Microchip-Atmel Enhanced 8-Bit Microcontroller with 64KB Flash Memory 8051单片机
AT89C51AC3-RLTUM Microchip-Atmel Enhanced 8-Bit Microcontroller with 64KB Flash Memory 8051单片机
AT89C51AC3-S3SUM Microchip-Atmel Enhanced 8-Bit Microcontroller with 64KB Flash Memory 8051单片机
AT89C51AC3-SLSUM Microchip-Atmel Enhanced 8-Bit Microcontroller with 64KB Flash Memory 8051单片机
AT89C51CC01CA-RLTUM Microchip-Atmel Enhanced 8-Bit Microcontroller, CAN Controller, and Flash Memory 8051单片机
AT89C51CC01CA-SLSUM 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-RLTUM Microchip-Atmel Enhanced 8-Bit Microcontroller, CAN Controller, and Flash Memory 8051单片机
AT89C51CC01UA-SLSUM Microchip-Atmel Enhanced 8-Bit Microcontroller, CAN Controller, and Flash Memory 8051单片机
AT89C51CC02CA-RATUM Microchip-Atmel Enhanced 8-Bit Microcontroller with CAN Controller and Flash 8051单片机

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