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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
ATXMEGA128D3-MHR Microchip-Atmel 8/16-bit AVR XMEGA D3 Microcontroller, 128KB Flash, 64-pin ATxmega系列单片机
ATXMEGA128D4-AU Microchip-Atmel 8/16-bit AVR XMEGA D4 Microcontroller, 128KB Flash, 44-pin ATxmega系列单片机
ATXMEGA16A4-AUR Microchip-Atmel 8/16-bit AVR XMEGA A4 Microcontroller, 16KB Flash, 44-pin ATxmega系列单片机
ATXMEGA16A4-MHR Microchip-Atmel 8/16-bit AVR XMEGA A4 Microcontroller, 16KB Flash, 44-pin ATxmega系列单片机
ATXMEGA16A4U-AU Microchip-Atmel 8/16-bit AVR XMEGA A4U Microcontroller, 16KB Flash, 44-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA16A4U-CU Microchip-Atmel 8/16-bit AVR XMEGA A4U Microcontroller, 16KB Flash, 44-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA16A4U-MH Microchip-Atmel 8/16-bit AVR XMEGA A4U Microcontroller, 16KB Flash, 44-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA16C4-AU Microchip-Atmel 8/16-bit AVR XMEGA C4 Microcontroller, 16KB Flash, 44-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA16C4-AUR Microchip-Atmel 8/16-bit AVR XMEGA C4 Microcontroller, 16KB Flash, 44-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA16C4-CU Microchip-Atmel 8/16-bit AVR XMEGA C4 Microcontroller, 16KB Flash, 44-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA16C4-CUR Microchip-Atmel 8/16-bit AVR XMEGA C4 Microcontroller, 16KB Flash, 44-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA16C4-MH Microchip-Atmel 8/16-bit AVR XMEGA C4 Microcontroller, 16KB Flash, 44-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA16D4-AUR Microchip-Atmel 8/16-bit AVR XMEGA D4 Microcontroller, 16KB Flash, 44-pin ATxmega系列单片机
ATXMEGA16D4-CUR Microchip-Atmel 8/16-bit AVR XMEGA D4 Microcontroller, 16KB Flash, 44-pin ATxmega系列单片机
ATXMEGA16D4-MHR Microchip-Atmel 8/16-bit AVR XMEGA C4 Microcontroller, 16KB Flash, 44-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA192A3-AUR Microchip-Atmel 8/16-bit AVR XMEGA A3 Microcontroller, 192KB Flash, 64-pin ATxmega系列单片机
ATXMEGA192A3-MHR Microchip-Atmel 8/16-bit AVR XMEGA A3 Microcontroller, 192KB Flash, 64-pin ATxmega系列单片机
ATXMEGA192A3U-AU Microchip-Atmel 8/16-bit AVR XMEGA A3U Microcontroller, 192KB Flash, 64-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA192A3U-MH Microchip-Atmel 8/16-bit AVR XMEGA A3U Microcontroller, 192KB Flash, 64-pin, USB Full-speed Device ATxmega系列单片机
ATXMEGA192C3-AU Microchip-Atmel 8/16-bit AVR XMEGA C3 Microcontroller, 192KB Flash, 64-pin, USB Full-speed Device ATxmega系列单片机

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