Microchip PIC32 M2M GSM/GPRS/GPS解决方案

Microchip公司的M2M PICtail Plus子板采用高性能PIC32 MCU,是基于u-blox 公司的GPS和GSM/GPRS模块,具有许多特性,包括GSM,GPRS和GPS,能很容易创建具有定位意识的低成本M2M应用.本文介绍了PIC32 MCU主要特性,方框图以及M2M PICtail Plus子板主要特性和功能,方框图以及电路图,PCB布局图.

PIC32MX3XX/4XX: High-Performance, General Purpose and USB, 32-bit Flash Microcontrollers

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 0 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

• Prefetch Cache module to speed execution from Flash

Microcontroller Features:

• Operating temperature range of -40ºC to +105ºC

• Operating voltage range of 2.3V to 3.6V

• 32K to 512K Flash memory (plus an additional 12 KB of boot Flash)

• 8K to 32K SRAM memory

• Pin-compatible with most PIC24/dsPIC® DSC devices
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