基于RISC-V微控制器与FreeRTOS红外耳温量测系统  

Infrared ear temperature measurement system based on RISC-V microcontroller and FreeRTOS

作　　者：陈彦溱 陈麒安 赵振华 马健 陈宏铭 CHEN Yan-zhen;CHEN Qi-an;ZHAO Zhen-hua;MA Jian;CHEN Hong-ming(Shanghai Jianping Experimental Middle School,Shanghai 201203,China;Shanghai SiFive Technology Co.,Ltd,Shanghai 201203,China)

机构地区：[1]上海建平实验中学,上海200040 [2]上海赛昉科技有限公司,上海201203

出　　处：《中国集成电路》2020年第5期55-62,共8页China lntegrated Circuit

摘　　要：文章介绍了SiFive公司所推出基于开放指令集的RISC-V微控制器FE310-G003芯片,以及基于这款芯片所开发的SiFive Learn Inventor开发板。此外,本文也介绍了功能强大的FreeRTOS实时操作系统在嵌入式设备中的移植。然后,我们说明在运行FreeRTOS的SiFive Inventor开发板上设计的红外耳温测量系统,重点介绍了软件设计的关键流程。本课题将嵌入式操作系统移植到红外耳温测量系统中,实现了红外耳温测量系统的测量、显示和向蜂鸣器发送报警信息等功能。This paper introduces the RISC-V open instruction set based microcontroller FE310-G003 chip designed by SiFive,Inc.,and the SiFive Learn Inventor development board powered by this chip.In addition,it also provided an overview of the porting issues of the powerful FreeRTOS operating system in the embedded devices.We then put everything together to illustrate an infrared ear temperature measurement system designed on top of the SiFive Inventor development board running FreeRTOS,highlighting key aspects of software design.This project realized the porting of the embedded operating system to the infrared ear temperature measurement system that can support functionalities including measurement,display,and sending alarm information to a buzzer.

关 键 词：SiFive RISC-V FE310-G003 FREERTOS 温度传感器 

分 类 号：TP368.1[自动化与计算机技术—计算机系统结构] TN219[自动化与计算机技术—计算机科学与技术]