Microchip公司的PIC32M7xx系列是高性能USB,CAN和以太网32位闪存MCU,采用MIPS M4K内核,具有5级流水线,80MHz最高工作频率,1.56 DMIPS/MHz (Dhrystone 2.1),单周期乘法和除法单元,工作电压2.3V 到3.6V,64K到512KB闪存,16KB到128KB SRAM,主要用在超小型图像/用户接口,以太网/USB/CAN连接,多任务嵌入控制和高性能音频设备.本文介绍了PIC32M7xx系列主要特性,方框图,PIC32 MCU音频开发板主要特性,电路图和PCB元件布局图.
Microchip’s 32-bit portfolio with the MIPS® M4K® offers high performance microcontrollers, and all the tools needed to develop your embedded project. With free software, low cost development tools, and pin/peripheral compatibility from 16-bit product lines, PIC32 MCUs shorten time to market and allow your designs to grow. PIC32 gives your application the processing power, memory and peripherals your design needs!
PIC32M7xx系列主要特性:
High-Performance 32-bit RISC CPU:
• MIPS32® M4K® 32-bit core with 5-stage pipeline
• 80 MHz maximum frequency
• 1.56 DMIPS/MHz (Dhrystone 2.1) performance at zero Wait state Flash access
• Single-cycle multiply and high-performance divide unit
• MIPS16e® mode for up to 40% smaller code size
• Two sets of 32 core register files (32-bit) to reduce interrupt latency
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