电子测量技术
電子測量技術
전자측량기술
ELECTRONIC MEASUREMENT TECHNOLOGY
2015年
8期
90-93,98
,共5页
CH376芯片%STC15KF2K60S2%文件读写%USB
CH376芯片%STC15KF2K60S2%文件讀寫%USB
CH376심편%STC15KF2K60S2%문건독사%USB
CH376 chip%STC15KF2K60S2%file read and file write%Universal Serial Bus
目前在数据采集设备和仪器仪表等嵌入式系统中,数据交换多采用串行口或以太网等方式的现状,但这些方式需要布线、成本高且移动性差。设计了一种由单片机STC15F2K60S2控制USB接口芯片CH376,进行U盘文件的读写控制的方案,并给出了系统电路原理图和单片机读写 U 盘的程序流程图。使用便携式的 U 盘作为存储设备,只需在在线仪表上插入 U盘设备后即可对测量的数据进行保存。该方案具有成本低、通用性强、可靠性高等特点,可方便的集成到各种测控系统中。
目前在數據採集設備和儀器儀錶等嵌入式繫統中,數據交換多採用串行口或以太網等方式的現狀,但這些方式需要佈線、成本高且移動性差。設計瞭一種由單片機STC15F2K60S2控製USB接口芯片CH376,進行U盤文件的讀寫控製的方案,併給齣瞭繫統電路原理圖和單片機讀寫 U 盤的程序流程圖。使用便攜式的 U 盤作為存儲設備,隻需在在線儀錶上插入 U盤設備後即可對測量的數據進行保存。該方案具有成本低、通用性彊、可靠性高等特點,可方便的集成到各種測控繫統中。
목전재수거채집설비화의기의표등감입식계통중,수거교환다채용천행구혹이태망등방식적현상,단저사방식수요포선、성본고차이동성차。설계료일충유단편궤STC15F2K60S2공제USB접구심편CH376,진행U반문건적독사공제적방안,병급출료계통전로원리도화단편궤독사 U 반적정서류정도。사용편휴식적 U 반작위존저설비,지수재재선의표상삽입 U반설비후즉가대측량적수거진행보존。해방안구유성본저、통용성강、가고성고등특점,가방편적집성도각충측공계통중。
Now UART and Ethernet are widely used in application-embedded systems, such as data acquisition equipment and instrument.This paper introduces a design in which the MCU controls the CH376 to read or write files from a USB flash disk,and provides schematic diagram of hardware and part flow sheet of the program.It is proved to have several advantages such as low cost,easy application and stable running.The solution fits the application especially in measuring system and data acquisition equipment.
