基于工业自适应的多通道数据采集设备分析  

Analysis of Multi-channel Data Acquisition Equipment Based on Industrial Adaptation

作　　者：郭浩天 苏梦欣 张祎 冯晨 付广春[1] GUO Haotian;SU Mengxin;ZHANG Yi;FENG Chen;FU Guangchun(Henan Institute of Science and Technology,Xinxiang 453003,China)

机构地区：[1]河南科技学院,河南新乡453003

出　　处：《现代信息科技》2023年第13期172-176,共5页Modern Information Technology

基　　金：2022年河南省高校省级大学生创新创业训练计划项目(202210467049)。

摘　　要：此设备由STM32主控、电压处理电路、电流处理电路、外部FLASH电路以及显示模块组成。该设备使用STM32作为主控,可以实现8个通道的12位电压数据采样和4个通道的电流数据采样,ADC采样周期可以达到10μs以内。电压采集范围为-40~40V,电流采集范围为4~20mA。采集的数据准确且稳定,可以通过显示屏幕进行查看,并且此设备为外部FLASH移植了FatFs文件系统,可以很方便地通过电脑查看数据。This device consists of STM32 main control,voltage processing circuit,current processing circuit,external FLASH circuit and display module.Using STM32 as the main control,the device can achieve 8 channels of 12-bit voltage data sampling and 4 channels of current data sampling,and the ADC sampling period can reach less than 10 us.The voltage acquisition range is from-40 V to 40 V,and the current acquisition range is from 4 mA to 20 mA.The collected data is accurate and stable,which can be viewed through the display screen,and this device has ported the FatFs file system for external FLASH,making it easy to view data through a computer.

关 键 词：STM32 ADC 电压采集 电流采集 FatFs文件系统 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]