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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
ATXMEGA64C3-MHR Microchip-Atmel 8/16-bit AVR XMEGA C3 Microcontroller, 64KB Flash, 64-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA64D3-AUR Microchip-Atmel 8/16-bit AVR XMEGA D3 Microcontroller, 64KB Flash, 64-pin ATxmega系列单片机
ATXMEGA64D3-MHR Microchip-Atmel 8/16-bit AVR XMEGA D3 Microcontroller, 64KB Flash, 64-pin ATxmega系列单片机
ATxmega64D4 Microchip-Atmel 8/16-bit AVR XMEGA D4 Microcontroller, 64KB Flash, 44-pin ATxmega系列单片机
AT80C51RD2-RLRUM Microchip-Atmel 80C51 High-Performance ROM 8-Bit Microcontroller 8051单片机
AT80C51RD2-SLRUM Microchip-Atmel 80C51 High-Performance ROM 8-Bit Microcontroller 8051单片机
AT89C2051-12PU Microchip-Atmel 8-Bit Microcontroller, 2KB Flash, 20-Pin Package 8051单片机
AT89C2051-12SU Microchip-Atmel 8-Bit Microcontroller, 2KB Flash, 20-Pin Package 8051单片机
AT89C2051-24PU Microchip-Atmel 8-Bit Microcontroller, 2KB Flash, 20-Pin Package 8051单片机
AT89C2051-24SU Microchip-Atmel 8-Bit Microcontroller, 2KB Flash, 20-Pin Package 8051单片机
AT89C4051-12PU Microchip-Atmel 8-Bit Microcontroller, 4KB Flash, 3V, 20-Pin Package 8051单片机
AT89C4051-12SU Microchip-Atmel 8-Bit Microcontroller, 4KB Flash, 3V, 20-Pin Package 8051单片机
AT89C4051-24PU Microchip-Atmel 8-Bit Microcontroller, 4KB Flash, 3V, 20-Pin Package 8051单片机
AT89C4051-24SU Microchip-Atmel 8-Bit Microcontroller, 4KB Flash, 3V, 20-Pin Package 8051单片机
AT89C5115-RATUM Microchip-Atmel Low Pin Count 8-Bit Microcontroller with A/D Converter and 16KB Flash 8051单片机
AT89C5115-SISUM Microchip-Atmel Low Pin Count 8-Bit Microcontroller with A/D Converter and 16KB Flash 8051单片机
AT89C5115-TISUM Microchip-Atmel Low Pin Count 8-Bit Microcontroller with A/D Converter and 16KB Flash 8051单片机
AT89C5130A-PUTUM Microchip-Atmel 8-Bit Flash Microcontroller, Full-Speed USB Device 8051单片机
AT89C5130A-RDRUM Microchip-Atmel 8-Bit Flash Microcontroller, Full-Speed USB Device 8051单片机
AT89C5130A-RDTUM Microchip-Atmel 8-Bit Flash Microcontroller, Full-Speed USB Device 8051单片机

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