Microchip公司的PIC32系列MCU采用5级流水线MIPS32® M4K® 32位内核,工作频率80MHz,在零等待状态闪存接入时的性能为1.56 DMIPS/MHz (Dhrystone 2.1), MCU工作电压2.3V- 3.6V,具有众多的外设,有两个编程和调试接口,多达16路10位ADC和两个模拟比较器,主要用于超小型图像/用户接口,以太网/USB/CAN/连接,多任务嵌入控制和高性能音频.本文介绍了PIC32 MCU主要特性,方框图,以及PIC32音频开发板主要特性及主要元件,电路图和PCB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!
PIC32 MCU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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