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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
AT90PWM161-16SN Microchip-Atmel 8-bit AVR Microcontroller, 16KB Flash, 20/32-pin, Lighting ATmega系列单片机
AT90USB1286-MU Microchip-Atmel 8-bit AVR Microcontroller, 128KB Flash, 64-pin, USB Controller ATmega系列单片机
AT90USB647-AU Microchip-Atmel 8-bit AVR Microcontroller, 64KB Flash, 64-pin, USB Controller ATmega系列单片机
AT90USB647-MU Microchip-Atmel 8-bit AVR Microcontroller, 64KB Flash, 64-pin, USB Controller ATmega系列单片机
AT91SAM7S128C-AU Microchip-Atmel ARM7TDMI Microcontroller with 128KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S128C-AU-999 Microchip-Atmel ARM7TDMI Microcontroller with 128KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S128C-MU Microchip-Atmel ARM7TDMI Microcontroller with 128KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S128C-MU-999 Microchip-Atmel ARM7TDMI Microcontroller with 128KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S256C-AU Microchip-Atmel ARM7TDMI Microcontroller with 256KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S256C-AU-999 Microchip-Atmel ARM7TDMI Microcontroller with 256KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S256C-MU Microchip-Atmel ARM7TDMI Microcontroller with 256KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S256C-MU-999 Microchip-Atmel ARM7TDMI Microcontroller with 256KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S512B-AU Microchip-Atmel ARM7TDMI Microcontroller with 512KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S512B-AU-999 Microchip-Atmel ARM7TDMI Microcontroller with 512KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S512B-MU Microchip-Atmel ARM7TDMI Microcontroller with 512KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S512B-MU-999 Microchip-Atmel ARM7TDMI Microcontroller with 512KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S64C-AU Microchip-Atmel ARM7TDMI Microcontroller with 64KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S64C-AU-999 Microchip-Atmel ARM7TDMI Microcontroller with 64KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S64C-MU Microchip-Atmel ARM7TDMI Microcontroller with 64KB Flash, 64 Pins SAM7系列单片机
AT91SAM7S64C-MU-999 Microchip-Atmel ARM7TDMI Microcontroller with 64KB Flash, 64 Pins SAM7系列单片机

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