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[原创] Microchip ATSAME70Q21 32位ARM MCU开发方案

关键词:ARM Cortex-M7 MCU 以太网 ATSAME70Q21

时间:2019-03-15 11:01:06       来源:中电网

Microchip公司的ATSAME70Q21是基于32位ARM Cortex-M7处理器和浮点单元(FPU)的闪存微控制器系列产品,工作频率高达300MHz,具有多达2048KB闪存,多达384KB多端口SRAM,以及可配置指令和数据紧密耦合存储器,加强DSP内核功能,同时具有多种网络/连接外设,包括CAN-FD接口和10/100Mbps以太网MAC和特别的支持音视频桥接器(AVB);其它通信接口包括HS USB主和设备,HSSDCard/SDIO/MMC接口,USART,SPI和多个TWI.模拟特性包括两个2Msps 12位ADC,2Msps 12位DAC.主要用在物联网(IoT),可穿戴,数字音频,汽车电子,马达控制,计量和连接.本文介绍了ATSAME70Q21主要特性,SAM S70, SAM E70, V70和V71 144引脚框图,以及SAM E70 Xplained Ultra评估板DM320113主要特性,框图,电路图,材料清单和PCB设计图.

The Microchip SAME70Q21 devices are members of a flash microcontrollers family based on the high-performance 32-bit ARM Cortex-M7 processor with Floating Point Unit (FPU). These devices operate at up to 300MHz and feature up to 2048 Kbytes of Flash, up to 384 Kbytes of multi-port SRAM and configurable Instruction and Data Tightly Couple Memories to leverage the advanced DSP capabilities of the core. SAME70Q21 features multiple networking/connectivity peripherals, including CAN-FD interface and one 1O/100Mbps Ethernet MAC with specific hardware support for Audio Video Bridging (AVB). Additional communication interfaces include a HS USB Host and Device, a HS SDCard/SDIO/MMC interface, USARTs, SPIs and multiple TWIs. Analog features include dual 2..

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